Checkpoint Sys Inc v. Check Point Software ( 2001 )


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  •                                                                                                                            Opinions of the United
    2001 Decisions                                                                                                             States Court of Appeals
    for the Third Circuit
    10-19-2001
    Checkpoint Sys Inc v. Check Point Software
    Precedential or Non-Precedential:
    Docket 00-2373
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    Recommended Citation
    "Checkpoint Sys Inc v. Check Point Software" (2001). 2001 Decisions. Paper 244.
    http://digitalcommons.law.villanova.edu/thirdcircuit_2001/244
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    Filed October 19, 2001
    UNITED STATES COURT OF APPEALS
    FOR THE THIRD CIRCUIT
    No. 00-2373
    CHECKPOINT SYSTEMS, INC.,
    Appellant
    v.
    CHECK POINT SOFTWARE TECHNOLOGIES, INC.
    On Appeal from the United States District Court
    for the District of New Jersey
    D.C. Civil Action No. 96-cv-03153
    (Honorable Jerome B. Simandle)
    Argued April 5, 2001
    Before: SCIRICA, AMBRO and GIBSON,*
    Circuit Judges
    (Filed October 19, 2001)
    ROBERTA JACOBS-MEADWAY,
    ESQUIRE (ARGUED)
    Akin, Gump, Strauss, Hauer & Feld
    One Commerce Square, Suite 2200
    2005 Market Street
    Philadelphia, Pennsylvania 19103
    Attorney for Appellant
    _________________________________________________________________
    * The Honorable John R. Gibson, United States Circuit Judge for the
    Eighth Judicial Circuit, sitting by designation.
    BRUCE P. KELLER, ESQUIRE
    (ARGUED)
    Debevoise & Plimpton
    919 Third Avenue
    New York, New York 10022
    Attorney for Appellee
    OPINION OF THE COURT
    SCIRICA, Circuit Judge.
    In this Lanham Act case, plaintiff Checkpoint Systems,
    Inc. alleges Check Point Software Technologies, Inc.
    infringed on its trademark and engaged in unfair
    competition in violation of 15 U.S.C. SS 1114, 1125(a).
    Finding no likelihood of confusion between Checkpoint
    Systems's and Check Point Software's marks, the District
    Court found no Lanham Act violation. We will affirm.
    I.
    A.
    Plaintiff Checkpoint Systems, Inc. has been
    manufacturing and distributing commercial electronic
    security control systems since 1967.1 Its devices are
    designed to track the physical location of goods and are
    sold to retailers to prevent merchandise theft. It is one of
    the two dominant manufacturers in the retail security
    products market. Since 1967 Checkpoint Systems has used
    the "CHECKPOINT" mark, which is registered with the
    United States Trademark office.2
    _________________________________________________________________
    1. Our recitation of the facts will be brief. A more detailed discussion
    may be found in the District Court opinion. Checkpoint Sys., Inc. v.
    Check Point Software Techs., Inc., 
    104 F. Supp. 2d 427
    (D.N.J. 2000).
    2. Over thirty-three years of business, Checkpoint Systems has acquired
    several other companies and after each acquisition it has changed the
    marks of these companies to Checkpoint Systems.
    2
    Checkpoint Systems primarily sells four types of security
    monitoring devices: (1) electronic article surveillance
    systems; (2) access control systems; (3) closed circuit
    television systems; and (4) radio frequency identification
    devices. Its principal and most successful products are
    electronic article surveillance systems designed to alert
    retailers when items are removed from confined areas.
    Primarily used to prevent theft of merchandise from stores
    and books from libraries, these systems consist of circuited
    tags, electronic sensors, and deactivation equipment. The
    systems work by placing circuited tags on merchandise
    which are deactivated at the time of sale. If the tags are not
    deactivated, an alarm sounds. Electronic article
    surveillance systems cost between $2000 and $5000, plus
    the cost of individual tags. A large retail chain, including
    many of Checkpoint Systems's current clients, may spend
    over $20 million a year on this technology.
    Checkpoint Systems also manufactures electronic access
    control systems in the form of security cards that permit
    selected personnel to have access to restricted areas.
    Checkpoint Systems intends to use these electronic access
    control systems to make "smart cards" that will enable log-
    on access to computers and will facilitate monitoring of
    physical access to restricted areas. This product was in the
    development stage when this lawsuit commenced.
    Checkpoint Systems also sells closed circuit television
    systems that monitor activity within confined areas and
    transfer data to remote locations for employee audit and
    inventory management security teams. Although these
    systems currently transfer data and images over traditional
    telephone lines, Checkpoint Systems intends to transfer
    this data over customers' computer networks. These closed
    circuit products can be integrated with other computer
    systems, including other security application programs.
    In 1997, Checkpoint Systems began developing radio
    frequency identification devices with the view to creating
    "intelligent tags" for merchandise to carry information on
    "merchandise history." This radio technology would permit
    greater information storage than currently available on
    traditional bar code technology. These systems cost from
    $80,000 to $140,000.
    3
    The sale of electronic article surveillance systems to
    retail, industrial, institutional and government users
    comprises 90% of Checkpoint Systems's business.
    Revenues for article surveillance systems amounted to
    $365-380 million in 1999; revenues for access control
    systems were $15 million. Checkpoint Systems's electronic
    article surveillance systems have a 30% market share, but
    its systems dominate the drug store segment with a 70%
    market share. Its largest competitor is Sensormatic
    Electronic Corporation, which has a 45% share of the
    overall market.
    Checkpoint Systems promotes its products primarily
    through its direct sales force, trade shows, direct mailings
    to security systems dealers and its internet website. It
    spends $8 million annually on advertising and marketing.
    The trade shows in which it advertises are targeted to
    security professionals and retailers. Checkpoint Systems
    concentrates its print advertising in two magazines: Security3
    and Today's Facility Manager.
    The "CHECKPOINT" trademark is displayed prominently
    on all of Checkpoint Systems's products including all
    security tags, sensors, computer screens and access control
    cards. Checkpoint Systems is a public company whose
    stock is traded on the New York Stock Exchange under the
    symbol "CKP."
    B.
    Defendant Check Point Software Technologies, Inc. writes
    computer programs that protect and manage access to
    information. Check Point Software's principal product is
    "firewall" technology. Firewalls are computer systems that
    prevent unauthorized internal or external entry into
    computer networks. Check Point Software's firewall systems
    regulate data by acting as a screen between a business's
    private computer networks (intranets) and the wider
    Internet. These systems are sophisticated software
    _________________________________________________________________
    3. Security magazine is marketed to security industry specialists and
    contains information about security hardware, security management and
    training issues, and information security.
    4
    applications that cost $2,999 for a single firewall and
    hundreds of thousands of dollars for more complicated
    systems. Check Point Software firewall products must be
    installed and maintained by computer network information
    specialists.
    At the time Check Point Software was founded in Israel
    in 1993, its founders were unaware of Checkpoint Systems.
    They adopted the "Check Point" mark because they believed
    their computer firewall technology, which limited access to
    data, resembled military check points that prevent access
    to restricted areas.
    Check Point Software is recognized as a leader in the
    firewall market with 40% of the worldwide market share. In
    1997, it expanded its product line beyond network security
    products to include "network management products." This
    software enables customers to design their own computer
    network security programs that can be integrated with
    Check Point Software programs. Check Point Software also
    sells "private networking software" which enables
    consumers to encrypt internal data so that outside users in
    the wider internet community will be unable to access this
    data when transmitted over unsecured public channels.
    In its promotional materials, Check Point Software
    markets itself as active in the corporate security industry.
    Its products are installed as a part of the overall network
    design or "architecture" of a business's computer system.
    They are not functional software applications that can be
    purchased by a consumer and installed at will.
    Check Point Software uses "Check Point" as its trade
    name. It has used this mark in several manifestations
    including, "CHECK POINT," "Checkpoint," and
    "CHECKPOINT."
    Check Point Software promotes its network security
    products through trade shows, direct advertising,
    educational seminars, and its web site. The trade shows
    and seminars in which it advertises are targeted to the
    Internet and computer network markets. These exhibitions
    do not include physical security manufacturers or their
    products. It also advertises in two widely circulated
    computer trade magazines, PC Week and Network World.
    5
    Its computer security programs are sold predominately to
    institutional and corporate clients. Check Point Software's
    principal competitors are computer companies like Cisco
    Systems and Network Associates. Check Point Software is a
    public company whose stock is traded on the NASDAQ
    under the symbol "CHKP."
    C.
    In early 1996, Checkpoint Systems attempted to register
    the internet domain name www.checkpoint.com, but
    discovered it was registered by Check Point Software. After
    its request to discontinue use was rebuffed, Checkpoint
    Systems filed suit alleging trademark infringement and
    unfair competition under the Lanham Act. In a non-jury
    trial, the District Court held Check Point Software neither
    violated the Lanham Act nor infringed Checkpoint
    Systems's trademark. Examining likelihood of confusion,
    the District Court applied the factors enumerated in
    Interpace Corp. v. Lapp, Inc., 
    721 F.2d 460
    , 463 (3d Cir.
    1983), finding that only one factor--the strong similarity
    between the parties' marks--favored plaintiff Checkpoint
    Systems. With respect to the other Lapp factors, the court
    found the litigants operated in different and non-competing
    segments of the broad corporate security industry and that
    the level of consumer care in making purchasing decisions
    counseled against a finding of likely confusion. After
    determining the parties employed different marketing
    techniques in different industries, the court found there
    was no evidence that the two markets are converging. The
    court also found the few instances of misdirected
    correspondence and "minor degree of investor confusion"
    along with the failure to prove the existence of a single
    instance of a mistaken purchasing decision based on mark
    confusion weighed heavily against finding a Lanham Act
    violation. Additionally, the District Court held there was
    insufficient evidence of reverse confusion.4
    _________________________________________________________________
    4. As we discuss, reverse confusion occurs when"a larger, more powerful
    company uses the trademark of a smaller, less powerful senior owner
    and thereby causes likely confusion as to the source of the senior user's
    goods or services." Fisons Horticulture, Inc. v. Vigro Indus., Inc., 
    30 F.3d 466
    , 474 (3d Cir. 1994) (citing Sands, Taylor & Wood Co. v. Quaker Oats
    Co., 
    978 F.2d 947
    (7th Cir. 1992)).
    6
    In this appeal, Checkpoint Systems contends the District
    Court improperly evaluated the Lapp factors in its
    likelihood of confusion analysis. In particular, Checkpoint
    Systems argues the District Court improperly required
    evidence of actual consumer confusion at the point of sale
    and disregarded evidence of initial interest and investor
    confusion.
    II.
    The District Court had jurisdiction over plaintiff 's
    Lanham Act claims under 28 U.S.C. SS 1331, 1338(a) and
    15 U.S.C. S 1051 et seq. We have jurisdiction over the final
    judgment of the District Court under 28 U.S.C. S 1291. We
    exercise plenary review over the District Court's legal
    conclusions concerning the Lanham Act. Express Servs.,
    Inc. v. Careers Express Staffing Servs., 
    176 F.3d 183
    , 185
    (3d Cir. 1999), cert. denied, 
    531 U.S. 1052
    (2000). We
    review factual findings on the likelihood of confusion for
    clear error. A&H Sportswear Inc. v. Victoria's Secret Stores,
    Inc., 
    237 F.3d 198
    , 210 (3d Cir. 2000).
    III.
    Checkpoint Systems alleges Check Point Software
    engaged in unfair competition and trademark infringement
    in violation SS 32 and 43(a) of the Lanham Act when it
    adopted the Checkpoint mark.5 To prove trademark
    _________________________________________________________________
    5. Section 32 of the Lanham Act, 15 U.S.C. S 1114, provides:
    (1) Any person who shall, without consent of the registrant--
    (a) use in commerce any reproduction, counterfeit, copy, or
    colorable
    imitation of a registered mark in connection with the sale,
    offering
    for sale, distribution, or advertising of any goods or services on
    or
    in connection with which such use is likely to cause confusion . .
    . .
    *   *   *
    shall be liable in a civil action by the registrant . . . .
    Section 43(a) of the Lanham Act, 15 U.S.C. S 1125, provides:
    (a)(1) Any person who, on or in connection with any goods or
    services . . . uses in commerce any word, term, name, symbol, or
    7
    infringement and unfair competition under the Lanham
    Act, Checkpoint Systems must prove: (1) it owns the
    Checkpoint mark; (2) the mark is valid and legally
    protectable; and (3) Check Point Software's use of the mark
    to identify goods or services is likely to create confusion.
    Commerce Nat'l Ins. Servs., Inc. v. Commerce Ins. Agency,
    Inc., 
    214 F.3d 432
    , 437-38 (3d Cir. 2000). Neither party
    disputes the first two elements.6 The issue on appeal is
    whether Check Point Software's use of the "CHECKPOINT"
    mark is likely to create confusion as to the source of the
    parties' products.7 
    Lapp, 721 F.2d at 462
    ("The law of
    trademark protects trademark owners in the exclusive use
    of their marks when use by another would be likely to
    cause confusion."). To prove likelihood of confusion,
    plaintiffs must show that "consumers viewing the mark
    would probably assume the product or service it represents
    _________________________________________________________________
    device, or any combination thereof, or any false designation of
    origin, false or misleading description of fact, or false or
    misleading
    representation of fact, which--
    (A) is likely to cause confusion, or to cause mistake, or to
    deceive as
    to the affiliation, connection, or association of such person with
    another person, or as to the origin, sponsorship, or approval of
    his
    or her goods, services, or commercial activities by another person
    . . .
    *   *   *
    shall be liable in a civil action by any person who believes that
    he
    or she is is likely to be damaged by such act.
    6. In Commerce Nat'l Ins. Servs., Inc., we held, "[I]f the mark at issue
    is
    federally registered and has become incontestable, then validity, legal
    protectability and ownership are 
    proved." 214 F.3d at 438
    (citing Ford
    Motor Co. v. Summit Motor Prods., 
    930 F.2d 277
    , 292 (3d Cir. 1991)).
    Checkpoint Systems's mark has been registered and continuously used
    for five consecutive years and there are no pending proceedings
    contesting Checkpoint Systems's ownership of the mark. The
    "Checkpoint" mark is therefore valid and incontestable. 
    Fisons, 30 F.3d at 472
    n.7.
    7. As we recently held in A&H Sportswear, the relevant inquiry is not
    whether consumer confusion is a "possibility," but whether confusion is
    
    "likely." 237 F.3d at 198
    ; see also Opticians Ass'n of Am. v. Indep.
    Opticians of Am., 
    920 F.2d 187
    , 195 (3d Cir. 1990) ("Proof of actual
    confusion is not necessary; likelihood is all that need be shown.").
    8
    is associated with the source of a different product or
    service identified by a similar mark." Scott Paper Co. v.
    Scott's Liquid Gold, Inc., 
    589 F.2d 1225
    , 1229 (3d Cir.
    1978). In Interpace Corp. v. Lapp, Inc., 
    721 F.2d 460
    , 463
    (3d Cir. 1983), we set forth the relevant standards on
    likelihood of confusion in noncompeting goods cases, 8
    commonly known as the Lapp factors:
    (1) [The] degree of similarity between the o wner's mark
    and the alleged infringing mark;
    (2) the strength of the owner's mark;
    (3) the price of the goods and other factors indic ative of
    the care and attention expected of consumers when
    making a purchase;
    (4) the length of time the defendant has used the mark
    without evidence of actual confusion;
    (5) the intent of the defendant in adopting the ma rk;
    (6) the evidence of actual confusion;
    (7) whether the goods, though not competing, are
    marketed through the same channels of trade and
    advertised through the same media;
    (8) the extent to which the targets of the parties ' sales
    efforts are the same;
    (9) the relationship of the goods in the minds of
    consumers because of the similarity of functions; and
    (10) other facts suggesting that the consuming pub lic
    might expect the prior owner to manufacture a product
    in the defendant's market or that he is likely to expand
    into that market.
    None of these factors is determinative in the likelihood of
    confusion analysis and each factor must be weighed and
    _________________________________________________________________
    8. The multi-factor test used to determine likelihood of confusion
    between noncompeting goods should also be applied in cases involving
    directly competing goods. A&H 
    Sportswear, 237 F.3d at 207
    ("[W]e
    conclude that the factors we have developed in the noncompeting goods
    context are helpful tools and should be used to aid in the determination
    of the likelihood of confusion in other cases.").
    9
    balanced one against the other. 
    Fisons, 30 F.3d at 473
    ("[N]ot . . all factors must be given equal weight. The weight
    given to each factor in the overall picture, as well as the
    weighing for plaintiff or defendant, must be done on an
    individual fact-specific basis."); see also A&H 
    Sportswear, 237 F.3d at 215
    ("[T]he Lapp test is a qualitative inquiry.
    Not all factors will be relevant in all cases; further, the
    different factors may properly be accorded different weights
    depending on the particular factual setting."). We stated,
    [W]here the plaintiff and defendant deal in non-
    competing goods or services, the court must look
    beyond the trademark to the nature of the products
    themselves, and to the context in which they are
    marketed and sold. The closer the relationship between
    the products, and the more similar their sales contexts,
    the greater the likelihood of confusion.
    
    Fisons, 30 F.3d at 473
    .
    As noted, the District Court applied the appropriate Lapp
    factors to find there was no likelihood of confusion. We will
    address the District Court's application of each factor.9
    A. Similarity of Marks -- Lapp Factor (1)
    Although the degree of similarity between the owner's
    mark and the alleged infringing mark is but one factor in
    the multi-factor confusion analysis, we have recognized that
    when products directly compete, mark similarity"may be
    the most important of the ten factors in Lapp ." 
    Fisons, 30 F.3d at 476
    ; see also A&H 
    Sportswear, 237 F.3d at 216
    ("The single most important factor in determining likelihood
    of confusion is mark similarity."). As we held in Versa
    Prods. Co. v. Bifold Co. (Mfg.), 
    50 F.3d 189
    , 202 (3d Cir.
    1995), "unless the allegedly infringing mark . . . is
    substantially similar to the protectable mark . . ., it is
    highly unlikely that consumers will confuse the product
    _________________________________________________________________
    9. Our analysis follows a somewhat different sequence than that
    employed in Lapp. The sequence specified in Lapp is not necessary to the
    likelihood-of-confusion analysis, and we have found that a slightly
    different order better facilitates the analysis of the particular issues
    presented by this case.
    10
    sources represented by the different marks."[I]f the overall
    impression created by marks is essentially the same,``it is
    very probable that the marks are confusingly similar.' "
    Opticians Assn. of 
    Am., 920 F.2d at 195
    (quoting J. Thomas
    McCarthy, 2 McCarthy on Trademarks and Unfair
    Competition, S 23:7 (2d ed. 1984)). In applying this test,
    courts attempt to "move into the mind of the roving
    consumer," A&H 
    Sportswear, 237 F.3d at 216
    , and
    determine "whether the labels create the same overall
    impression when viewed separately." Fisons , 30 F.3d at
    476; see also Banff, Ltd. v. Federated Dep't Stores, Inc., 
    841 F.2d 486
    , 492 (2d Cir. 1988). Courts must "compare the
    appearance, sound and meaning of the marks," Harlem
    Wizards Entm't. Basketball, Inc. v. NBA Props., Inc. , 952 F.
    Supp. 1084, 1096 (D.N.J. 1997), to determine whether the
    "average consumer, on encountering one mark in isolated
    circumstances of marketplace and having only [a] general
    recollection of the other, would likely confuse or associate
    the two." 
    Fisons, 30 F.3d at 477-78
    .
    Here, the District Court found Check Point Software's
    mark was very similar to Checkpoint Systems's mark. The
    court noted that "[w]hen the dominant portions of the two
    marks are the same and the overall impression created by
    the marks is essentially the same ``it is very probable that
    the marks are confusingly similar.' " Checkpoint 
    Sys., 104 F. Supp. 2d at 457-58
    (quoting Opticians Assn. of 
    Am., 920 F.2d at 195
    ). The court found the dominant portion of each
    parties' trademark is the word "Checkpoint." Even though
    Check Point Software has at times used the mark in
    slightly different forms including, "Checkpoint,"
    "CheckPoint," or "Check Point," the dominant features of its
    mark are still the words "check" and "point." Additionally
    because "Systems," "Software," "Technologies," and "Inc.,"
    are generic or descriptive terms, the District Court found
    their addition to the dominant terms "check" and "point"
    would not lead the average consumer to disassociate the
    products. J. Thomas McCarthy, 3 McCarthy on Trademarks
    and Unfair Competition, S 23:50 (4th ed. 2000) ("The
    Trademark Board has said that the general rule is that a
    subsequent user may not avoid likely confusion by
    appropriating another's entire mark and adding descriptive
    or non-descriptive matter to it."). We agree. The District
    11
    Court did not clearly err in finding the overall commercial
    impression of the parties' marks was confusingly similar.
    On appeal, Checkpoint Systems contends the District
    Court ignored its finding of mark similarity when it
    ultimately determined there was no likelihood of confusion.
    But mark similarity is not necessarily determinative of
    likely confusion, particularly when the products do not
    directly compete. A&H 
    Sportswear, 237 F.3d at 214
    ("[W]hen the marks directly compete . . . the factor
    regarding the similarity of marks may increase in
    importance, but it does not eliminate the other factors
    entirely."); 
    Fisons, 30 F.3d at 473
    ("Where the goods or
    services are not competing the similarity of the marks is
    only one of a number of factors the court must examine to
    determine likelihood of confusion."). Here, the District
    Court determined that in weighing all the Lapp factors,
    there was not a strong likelihood of confusion. We see no
    error.
    B. Strength of Mark -- Lapp Factor (2)
    Courts have recognized that
    [a] strong trademark is . . . one that carries
    widespread, immediate recognition that one producer
    (even if unknown) is associated with the mark, and so
    with the product. If a second comer adopts a mark
    substantially identical to a strong mark, there is a
    correspondingly high likelihood that consumers will
    mistakenly associate the newcomer's product with the
    owner of the strong mark.
    Versa 
    Prods., 50 F.3d at 203
    .
    The strength of a mark is determined by (1) the
    distinctiveness or conceptual strength of the mark and (2)
    its commercial strength or marketplace recognition. 
    Fisons, 30 F.3d at 478-79
    . Under distinctiveness, we look at the
    inherent features of the mark. Trademarks protected under
    the Lanham Act are divided into four categories:
    [1] arbitrary or fanciful marks [that] use terms that
    neither describe nor suggest anything about the
    product; they "bear no logical or suggestive relation to
    12
    the actual characteristics of the goods." [2] Suggestive
    marks [that] require consumer "imagination, thought
    or perception" to determine what the product is.[3]
    Descriptive terms [that] "forthwith convey[ ] an
    immediate idea of the ingredients, qualities or
    characteristics of the goods" [and] [4] generic marks
    . . . that "function as the common descriptive name of
    a product class."
    A&H 
    Sportswear, 237 F.3d at 221-22
    (quoting A.J. Canfield
    Co. v. Honickman, 
    808 F.2d 291
    , 296-97 (3d Cir. 1986)).
    In Ford Motor Co., we further explained the categorization
    of marks stating,
    Arbitrary marks are "those words, symbols, pictures,
    etc., which are in common linguistic use but which,
    when used with the goods or services in issue, neither
    suggest nor describe any ingredient, quality or
    characteristic of those goods or services." . . .
    Suggestive marks are virtually indistinguishable from
    arbitrary marks, but have been defined as marks
    which suggest a quality or ingredient of goods . . .. A
    mark is considered descriptive if it describes the
    "intended purpose, function, or use of the goods; of the
    size of the goods, of the class of users of the goods, or
    of the end effect upon the 
    user." 930 F.2d at 292
    n.18 (quoting 1 McCarthy, Trademarks
    and Unfair Competition at S11:3-5, 20).
    While generic marks do not receive trademark protection,
    arbitrary, suggestive and descriptive marks with a
    demonstrated secondary meaning10 are entitled to
    _________________________________________________________________
    10. But marks that are merely descriptive (without a secondary meaning)
    are generally weak and not entitled to strong protection. A mark is
    descriptive with a secondary meaning when the mark
    "is interpreted by the consuming public to be not only an
    identification of the product or services, but also a
    representation of
    the origin of those products of services." In general [a secondary
    meaning] is established through extensive advertising which creates
    in the minds of consumers an association between the mark and the
    provider of the services advertised under the mark.
    13
    trademark protection.11
    The District Court found Checkpoint Systems's mark was
    either suggestive or descriptive with a secondary meaning
    within the electronic article surveillance market. We see no
    error. The mark is suggestive to the extent it requires
    consumer imagination to determine that Checkpoint
    Systems's security products serve as "check points" to
    prevent unauthorized access and theft of merchandise. But
    the mark is descriptive insofar as its products serve as
    checkpoints. That is, they occupy a point at which
    customers are checked for stolen merchandise or people are
    _________________________________________________________________
    Commerce Nat'l Ins. Serv. 
    Inc., 214 F.3d at 438
    (quoting Scott Paper 
    Co., 589 F.2d at 1228
    ); see also Ford Motor 
    Co., 930 F.2d at 292
    (listing a
    "non-exclusive list of factors which may be considered [in determining
    whether a mark has achieved a secondary meaning,] includ[ing] the
    extent of sales and advertising leading to buyer association, length of
    use, exclusivity of use, the fact of copying, customer surveys, customer
    testimony, the use of the mark in trade journals, the size of the
    company, the number of sales, the number of customers, and actual
    confusion."); Charles Jacquin Et Cie, Inc. v. Destileria Serralles, Inc.,
    
    921 F.2d 467
    , 476 (3d Cir. 1990) ("While consumer surveys are useful, and
    indeed the most direct method of demonstrating secondary meaning and
    likelihood of confusion, they are not essential where, as here, other
    evidence exists.").
    11. In A&H Sportswear, we recently held,
    Although the conceptual strength of a mark is often associated with
    the particular category of "distinctiveness" into which a mark
    falls
    (i.e., arbitrary, suggestive, or descriptive), that is not the only
    measure of conceptual strength. This is because the classification
    system's primary purpose is to determine whether the mark is
    protectable as a trademark in the first place--that is, to
    determine
    whether consumers are likely to perceive the mark as a signifier of
    origin, rather than as a mere identification of the type of
    product.
    The classification of a mark as arbitrary, suggestive, or
    descriptive
    is [also] . . . used to determine the degree of protection a mark
    should receive once protectability has been established. These two
    inquiries--whether a mark is, in fact, a trademark, versus how
    much protection the mark should receive--are often identical, but
    they do not have to 
    be. 237 F.3d at 222
    .
    14
    checked for authorization to access restricted areas. In
    either event, the mark has achieved a strong secondary
    meaning in the physical article security market. Checkpoint
    Systems has spent millions of dollars in advertising its
    physical article security systems and the mark has
    achieved high recognition among consumers in this market.
    The District Court was therefore correct in stating,
    "Checkpoint [Systems] has used its name and mark in
    connection with its electronic article surveillance products
    for more than thirty years continuously, extensively, and in
    a substantially exclusive manner, and that long use
    renders the mark strong within the physical surveillance
    field." Checkpoint 
    Sys., 104 F. Supp. 2d at 458
    .
    The mark has not, however, attained a strong secondary
    meaning in other segments of the corporate security
    market, particularly in the information technology market.
    There is no evidence that Checkpoint Systems spent a
    substantial amount of resources in advertising in this
    market, nor is there any evidence that Checkpoint Systems
    has achieved mark recognition in this segment of the
    industry.12 Because Checkpoint Systems's descriptive mark
    has not attained a secondary meaning within the
    information technology market, it is not conceptually strong
    within this sector of the corporate security market. The
    District Court found that Checkpoint Systems's mark"may
    be strong, but that strength does not appear to extend
    beyond its own subfield of physical security with respect to
    electronic article 
    surveillance." 104 F. Supp. 2d at 460
    .
    This finding is adequately supported in the record.
    Although Checkpoint Systems manufactured other
    products aside from physical article surveillance systems,
    the court found these products constituted a very small
    portion of its business. Its mark was not readily
    recognizable by consumers outside the electronic article
    surveillance market and there is "no evidence that any
    witness from the information security field had ever heard
    of [Checkpoint Systems]." Id.
    _________________________________________________________________
    12. As the District Court noted, Checkpoint Systems "did not present
    any evidence of a customer survey indicating [its] marks' strength, and
    thus there is no direct evidence probative of customer views." 104 F.
    Supp. 2d at 460. ``
    15
    Plaintiffs claim the District Court erred in its commercial
    strength analysis because it undervalued the overwhelming
    strength of the Checkpoint Systems mark in the article
    surveillance market. But the District Court held, properly
    in our view, that courts must look at the strength of the
    mark in the industry in which infringement is alleged. See,
    e.g., Homeowners Group, 
    Inc., 931 F.2d at 1107-08
    ("[A
    mark] may . . . have high recognition which is limited to a
    particular product or market segment."); Mead Data Cent.,
    Inc. v. Toyota Motor Sales, U.S.A., Inc., 
    875 F.2d 1026
    , 1031
    (2d Cir. 1989) (luxury car maker could not demonstrate
    that its powerful mark extended to the completely unrelated
    market of legal research tools); IDV N. Am., Inc. v. S&M
    Brands, Inc., 
    26 F. Supp. 2d 815
    , 824 (E.D.Va. 1998) ("A
    mark may be strong in the market in which it is used but
    weak in another market in which it is not used."). Here, the
    alleged infringement extends beyond the physical article
    security field into other, broader segments of the security
    industry, including computer security. The District Court
    did not clearly err in finding that Checkpoint Systems's
    mark's strength was limited to the physical article security
    market. Because the mark was not strong in the network
    access security market, it was not entitled to heightened
    protection within that market.
    C. Factors Indicative of the Care and Sophistication of
    Purchasers -- Lapp Factor (3)
    When consumers exercise heightened care in evaluating
    the relevant products before making purchasing decisions,
    courts have found there is not a strong likelihood of
    confusion. Where the relevant products are expensive, or
    the buyer class consists of sophisticated or professional
    purchasers, courts have generally not found Lanham Act
    violations. Versa 
    Prods., 50 F.3d at 204
    ("Inexpensive goods
    require consumers to exercise less care in their selection
    than expensive ones. The more important the use of the
    product, the more care that must be exercised in its
    selection."). As a leading treatise notes,
    Obviously, the price level of the goods or services is an
    important factor in determining the amount of care the
    reasonably prudent buyer will use. If the goods or
    16
    services are relatively expensive, more care is taken
    and buyers are less likely to be confused as to source
    or affiliation.
    3 McCarthy on Trademarks, S 23:95; see also Astra Pharm.
    Prods., Inc. v. Beckman Instruments, Inc., 
    718 F.2d 1201
    ,
    1206-07 (1st Cir. 1983) (expensive health care equipment
    elevated concern of purchasers). Similarly,
    [w]here the relevant buyer class is composed solely of
    professional, or commercial purchasers, it is
    reasonable to set a higher standard of care than exists
    for consumers. Many cases state that where the
    relevant buyer class is composed of professionals or
    commercial buyers familiar with the field, they are
    sophisticated enough not to be confused by trademarks
    that are closely similar. That is, it is assumed that
    such professional buyers are less likely to be confused
    than the ordinary consumer.
    3 McCarthy on Trademarks, S 23:101; see also Ford Motor
    
    Co., 930 F.2d at 293
    ("Professional buyers, or consumers of
    very expensive goods, will be held to a higher standard of
    care."); Perini Corp. v. Perini Constr., Inc. , 
    915 F.2d 121
    , 128
    (4th Cir. 1990) ("[I]n a market with extremely sophisticated
    buyers, the likelihood of consumer confusion cannot be
    presumed on the basis of the similarity in trade name
    alone."); Oreck Corp. v. U.S. Floor Sys., Inc., 
    803 F.2d 166
    ,
    173-74 (5th Cir. 1986) (business purchasers of expensive
    products not likely to confuse goods with similar marks).
    When the purchasing class is mixed, courts normally do
    not hold the general class to a high standard of care. Ford
    Motor 
    Co., 930 F.2d at 293
    ("When the buyer class is
    mixed, the standard of care to be exercised by the
    reasonably prudent purchaser will be equal to that of the
    least sophisticated consumer in the class."). If there is
    evidence that both average consumers and specialized
    commercial purchasers buy goods, there is a lower
    standard of care because of the lack of sophistication of
    some of the relevant purchasers. 
    Id. ("Where the
    buyer
    class ``consists of both professional buyers and consumers
    then the issue will center on the consumers, for confusion
    within the lowest stratum of reasonably prudent buyers
    17
    may give rise to liability even if professional buyers in the
    market are not confused.' ") (quoting Worthington Foods,
    Inc. v. Kellogg Co., 
    732 F. Supp. 1417
    , 1488 (S.D. Ohio
    1990)).
    Evaluating the care and sophistication exercised by
    consumers of Checkpoint Systems's and Check Point
    Software's products, the District Court found,
    [B]oth plaintiff 's products and defendant's products
    are expensive. The purchasers of these respective
    products are, for the most part, highly sophisticated,
    and the sale process is lengthy . . . . Plaintiff 's and
    defendant's products are not impulse purchases, but
    rather are subject to long sales efforts and careful
    customer decision making.
    Checkpoint 
    Sys., 104 F. Supp. 2d at 460
    .
    We agree. The consumers of Checkpoint Systems's and
    Check Point Software's products place great importance on,
    and take great care in, purchasing these products.
    Checkpoint Systems's consumers exercise a heightened
    standard of care in their purchasing decisions because they
    need to ensure the article surveillance equipment can be
    quickly and easily repaired and is readily available for new
    merchandise. Similarly, purchasers of Check Point
    Software's firewall technology are highly technical computer
    and information specialists that must ensure the software
    is compatible with other programs.13 Because the security
    provided is integral to loss prevention in the one case, and
    confidentiality of communications in the other, the
    products here are essential to the customers' business
    needs. Because of the respective products' importance to
    their buyers' security needs and their high cost, consumers
    take care in making purchasing decisions and are not likely
    to be confused by the parties' similar marks.
    Checkpoint Systems contends that not all the relevant
    consumers are sophisticated purchasers and that many
    _________________________________________________________________
    13. Although in its marketing materials Check Point Software states that
    its firewall technology is "designed to be easily installed, configured,
    and
    managed," maintaining this equipment requires specialized expertise
    beyond the knowledge of mere technically proficient computer users.
    18
    "mom and pop stores," which exercise a lower standard of
    care, purchase both parties' products. The District Court
    acknowledged these smaller commercial purchasers were
    part of the relevant consumer class and adjusted its
    evaluation of consumer sophistication accordingly. Because
    the systems are expensive and require on-going
    maintenance, the court found these smaller commercial
    consumers view the purchase of both parties' products as
    an important investment decision. The court also noted
    that many small businesses turn to outside experts to
    assist in the purchase of complicated computer and article
    surveillance systems. Additionally, only computer
    specialists with significant training can install and make
    informed purchasing decisions about Check Point
    Software's complicated firewall technology. Furthermore,
    expert witnesses testified that smaller "mom and pop
    stores" would likely not have need for the complicated
    security software manufactured by Check Point Software.
    The District Court properly evaluated the care exercised
    by consumers of these products in making purchasing
    decisions. The evidence supports the finding that the
    purchase of both parties' products involve a significant
    investment and even smaller commercial consumers
    exercise a heightened degree of care in evaluating the
    products and making purchasing decisions. We see no clear
    error.
    D. Intent of the Defendant in Adopting the Mark--
    Lapp Factor (5)
    While evidence of a party's intentional use of another
    party's mark to cause confusion is not a prerequisite to
    proving a Lanham Act violation, see generally Lois
    Sportswear, U.S.A., Inc. v. Levi Strauss & Co., 
    799 F.2d 867
    , 875 (2d Cir. 1986), courts have recognized that
    evidence of "intentional, willful and admitted adoption of a
    mark closely similar to the existing marks" weighs strongly
    in favor of finding the likelihood of confusion. National
    Football League Props., Inc. v. New Jersey Giants, Inc., 
    637 F. Supp. 507
    , 518 (D.N.J. 1986). Here, the District Court
    found, "[t]here is no evidence or even inference that
    defendant chose its name with plaintiff 's name or products
    19
    in mind." Checkpoint 
    Sys., 104 F. Supp. 2d at 465
    . We
    agree.
    E. Relationship of goods in the minds of consumers
    because of the similarity of product functions --
    Lapp Factor (7)
    Under this prong, courts examine whether buyers and
    users of each parties' goods are likely to encounter the
    goods of the other, creating an assumption of common
    source affiliation or sponsorship. 
    Fisons, 30 F.3d at 481
    ("The question is whether the consumer might . . .
    reasonably conclude that one company would offer both of
    these related products."). The test is whether the goods are
    similar enough that a customer would assume they were
    offered by the same source. Wynn Oil Co. v. Thomas, 
    839 F.2d 1183
    , 1187 (6th Cir. 1988).
    Checkpoint Systems contends that both parties operate
    in the overlapping business of corporate security. While
    each serves a different branch of this broad industry (i.e.,
    Checkpoint Systems primarily focuses on physical security
    while Check Point Software focuses on information and
    computer security), each is a smaller piece in the overall
    corporate security industry. Checkpoint Systems contends
    that in the increasingly technical and sophisticated
    business world, a reasonable business consumer might
    believe that Checkpoint Systems, who had developed a
    niche in physical article security, had expanded into the
    computer technology market. See Dreamwerks Prod. Group,
    Inc. v. SKG Studio, 
    142 F.3d 1127
    , 1131 (9th Cir. 1998)
    ("[R]elatedness of each company's prime directive isn't
    relevant. Rather, we must focus on [plaintiff 's] customers
    and ask whether they are likely to associate the[plaintiff 's
    products] with [the defendant]."). Checkpoint Systems
    argues the increasing awareness among security
    professionals of both physical and computer information
    security systems has led professionals to be cognizant of
    both companies' products.
    Checkpoint Systems also contends it has developed
    integrated circuit technology in its radio frequency and
    closed circuit television products that allow consumers to
    20
    link Checkpoint Systems hardware with their computer
    systems. It argues these physical security products employ
    secure information lines similar to the firewall products
    that Check Point Software manufactures.14 On the basis of
    these products, it contends its physical security products
    overlap with computer and information security products
    making consumers likely to associate Checkpoint Systems's
    mark with Check Point Software's mark.15
    But the District Court found the parties
    operate in separate and distinct segments of the overall
    field of corporate security. Plaintiff 's sphere includes
    physical security and control of flow of corporate goods
    and people . . . . Defendant's sphere includes electronic
    information security on computer networks at the point
    of connection to the Internet and within the customer's
    intranet. Their products are not substitutes for each
    other. . . . [Their products] are advertised in different
    magazines and are promoted in entirely different trade
    shows.
    Checkpoint 
    Sys., 104 F. Supp. 2d at 466
    . The court
    continued,
    _________________________________________________________________
    14. Checkpoint Systems contends its business has expanded beyond
    article surveillance into "electronic access control" products that help
    limit access to physical areas where computer software is located. It also
    points to its smart card technology that links computer networking to
    physical security.
    15. Checkpoint Systems also argues that Check Point Software's firewall
    systems can be linked with other security systems, including some of the
    article surveillance products that Checkpoint Systems manufactures. It
    contends this integration technology is evidence that the computer
    software industry is moving into the area of physical security by allowing
    integration with physical security products. But the mere fact that
    software technology can be integrated with other technology, including
    but not limited to physical security technology, is not necessarily proof
    that the manufacturer of software technology is moving into broader
    security realms. By developing technology that can be integrated with
    other products, Check Point Software allows consumers to choose among
    various "speciality" programs that it wants to include in its system. It
    does not necessarily mean that Check Point Software has itself moved
    into the market of these "speciality" security programs.
    21
    That there is no overlap in the places these parties
    market their products tends to diminish the chance
    that someone who is a specialist in network security
    will even come across an advertisement for plaintiff,
    and vice versa.
    
    Id. The District
    Court did not clearly err. The "relatedness"
    analysis is intensely factual. Goods may fall under the
    same general product category but operate in distinct
    niches. When two products are part of distinct sectors of a
    broad product category, they can be sufficiently unrelated
    that consumers are not likely to assume the products
    originate from the same mark. See, e.g., Commerce Nat'l
    Ins. Servs., 
    Inc., 214 F.3d at 441
    (holding marks held by
    company operating in banking industry and company
    operating in insurance industry did not create consumer
    confusion because the two companies were involved in
    distinct highly regulated industries); Astra Pharm. 
    Prods., 718 F.2d at 1207
    (finding no product similarity in medical
    technology sold to different departments in hospital
    because " ``the hospital community' is not a homogeneous
    whole, but is composed of separate departments with
    diverse purchasing requirements, which, in effect,
    constitute different markets for the parties' respective
    products."); Harlem 
    Wizards, 952 F. Supp. at 1095
    (finding
    no product similarity between professional competitive
    basketball team and "show basketball" team). 16
    The District Court held that Checkpoint Systems's
    products are simply different from Check Point Software's
    products. While Checkpoint Systems's access control,
    closed circuit television and radio frequency products may
    employ similar technology, their purpose is physical article
    _________________________________________________________________
    16. Products sold and marketed in the computer and information
    technology industry can be sufficiently distinct that they do not lead to
    likely consumer confusion. See, e.g., Hasbro, Inc. v. Clue Computing,
    Inc.,
    
    232 F.3d 1
    (1st Cir. 2000) (per curiam) (computer game and computer
    consulting service not similar); but see Lambda Elecs. Corp. v. Lambda
    Tech., Inc., 
    515 F. Supp. 915
    , 926 (S.D.N.Y. 1981) (finding "moderate
    product proximity" between computer software and computer hardware
    because both products are "intended to function in computers").
    22
    surveillance or personal access. On the other hand, Check
    Point Software's firewall technology is not intended to
    prevent theft of merchandise or limit physical access. Its
    purpose is to prevent third parties from accessing
    information from unsecure computer lines. Because the
    products serve different functions, and there is only
    "minimal overlap" in the product technology, it is unlikely
    consumers would be confused by the similar marks. 17
    
    Fisons, 30 F.3d at 481
    . The District Court did not clearly
    err in its application of the product similarity prong of the
    confusion analysis. See, e.g., Nutri/System, Inc. v. Con-Stan
    Indus., 
    809 F.2d 601
    , 606 (9th Cir. 1987) (weight loss
    centers and weight loss counseling differed in methods,
    customer groups and facilities); Plus Prods. v. Plus Disc.
    Foods, Inc., 
    722 F.2d 999
    , 1008 (2d Cir. 1983) (bargain food
    and health food were not so similar as to create likelihood
    of confusion).
    F. The extent to which the parties' goods are
    marketed through the same channels of trade -- Lapp
    Factor (9)
    Courts have recognized that "the greater the similarity in
    advertising and marketing campaigns, the greater the
    likelihood of confusion." Acxiom Corp. v. Axiom, Inc., 27 F.
    Supp. 2d 478, 502 (D. Del. 1998). Applying this factor,
    courts must examine the trade exhibitions, publications
    and other media the parties use in marketing their
    products as well as the manner in which the parties use
    their sales forces to sell their products to consumers. This
    is a fact intensive inquiry. Id.
    _________________________________________________________________
    17. Simply because large corporations may purchase both Checkpoint
    Systems's physical article security systems and Check Point Software's
    computer security products does not necessarily prove that the same
    security professionals within these corporations have knowledge of these
    different technologies and are responsible for purchasing them. Electronic
    Design & Sales, Inc. v. Electronic Data Sys. Corp. , 
    954 F.2d 713
    , 717-18
    (Fed. Cir. 1992) (overlap must exist among individual purchasers).
    Here, there is no evidence that a single security expert has sufficient
    knowledge in both the physical security and information security realms
    that he purchases both of these products for his corporation.
    23
    Here, the District Court found the parties "products are
    advertised in different magazines and are promoted in
    entirely different trade shows." Checkpoint Sys., 104 F.
    Supp. 2d at 466. Checkpoint Systems advertises in trade
    shows and trade publications that are marketed to physical
    and retail security specialists.18 Check Point Software
    advertises in publications and at trade shows that are
    marketed to computer information specialists. As the
    District Court found,
    There is no evidence that plaintiff 's products and
    defendant's products were offered at the same time in
    any magazine, trade show, or distribution network. .. .
    That there is no overlap in the places these parties
    market their products tends to diminish the chance
    that someone who is a specialist in network security
    will even come across an advertisement for plaintiff,
    and vice versa.
    
    Id. Additionally, Check
    Point Software's products are only
    sold to consumers through its "specialized value added
    resellers." These "resellers" do not sell physical article
    security systems. On the other hand, consumers can
    purchase Checkpoint Systems's physical security products
    from its direct mailings and product catalogues or through
    its direct sales force. For these reasons, the District Court
    concluded, "[T]he parties do not market their products
    through the same trade channels or markets, and . . . their
    target customers generally belong to distinctly different
    groups." 
    Id. at 467.
    We see no clear error.
    G. The extent to which targets of the parties' sales
    efforts are the same -- Lapp Factor (8)
    We have recognized that when parties target their sales
    efforts to the same consumers, there is a stronger
    _________________________________________________________________
    18. While Checkpoint Systems also advertises in security magazines that
    sometimes contain advertisements about computer information security
    (i.e., Security magazine), these magazines are predominantly marketed to
    physical security professionals, and not to information technology
    specialists.
    24
    likelihood of confusion. 
    Lapp, 721 F.2d at 463-64
    . This
    analysis too is intensely factual.
    The District Court found the parties market their
    products to different users. Checkpoint Systems markets
    its products to physical security consumers. Check Point
    Software markets its products to MIS professionals. Even
    though many companies often purchase both types of
    products, most rely on information specialists to make
    purchasing decisions about network security systems,
    especially since Check Point Software's firewall systems
    must be installed as part of the overall architecture of a
    business's total computer system. But information
    specialists are not essential to make purchasing decisions
    about physical article security systems.
    On the basis of this finding, the court concluded there is
    not a strong likelihood that users and consumers of the
    parties' products were likely to come across advertisements
    about the other party's products. The court stated,"That
    there is no overlap in the places these parties market their
    products tends to diminish the chance that someone who is
    a specialist in network security will even come across an
    advertisement for plaintiff, and vice versa." Checkpoint 
    Sys., 104 F. Supp. 2d at 466
    . The court did not clearly err in its
    determination.
    H. Evidence of Converging markets -- Lapp   Factor (10)
    We have held that evidence that the markets in which the
    parties sell their goods are converging is "pivotal in non-
    competing products cases." 
    Lapp, 721 F.2d at 463
    . "One of
    the chief reasons for granting a trademark owner protection
    in a market not his own is to protect his right someday to
    enter that market. When it appears extremely likely . . .
    that the trademark owner will soon enter the defendant's
    field, this . . . factor weighs heavily in favor of injunctive
    relief." 
    Id. (internal citation
    omitted). Under this factor we
    look not only to evidence that a plaintiff has actually moved
    into the defendant's market, but also to "other facts
    suggesting that the consuming public might expect the
    prior owner to manufacture a product in the defendant's
    market, or that it is likely to expand into that market." 
    Id. 25 at
    463. Evaluating this factor, courts look to evidence that
    other companies sell products in both markets, as well as
    evidence that the products at issue are so closely related
    that the consuming public might find it natural for one
    company to do so. Here, the District Court found the
    physical article security market in which Checkpoint
    Systems sold its products was not converging with the
    computer information security market in which Check Point
    Software sold its firewall products. Nor would consumers
    expect that Checkpoint Systems would naturally expand
    into the network information security market. The court
    stated, "[T]he weight of the evidence indicates that, if
    anything, the fields are diverging as network security
    becomes more and more specialized, and the
    interrelatedness of Internet and intranets becomes more
    complex." Checkpoint 
    Sys., 104 F. Supp. 2d at 452
    . The
    court noted that some of Checkpoint Systems's competitors
    in the physical article security field had attempted to move
    into the information security field. But these competitors
    had been largely unsuccessful in expanding into this field
    thereby
    undermin[ing] . . . the idea that network security may
    be within the zone of natural expansion for companies
    that once had their focus on physical security . . ..
    Network security . . . is a highly specialized field
    dominated by companies such as [Check Point
    Software] which are experts in the intricacies of
    electronic networks and the techniques of electronic
    intrusion. Nothing in the record indicates that plaintiff
    had the requisite expertise or the interest in achieving
    entry into [Check Point Software's] field.
    
    Id. at 467
    n.17.
    Checkpoint Systems disputes this finding contending
    that modern security specialists look to purchase network
    security systems that work hand in hand with physical
    security systems. It argues these specialists recognize that
    computer security products are worthless if not physically
    secure. Consumers, they claim, are likely to assume that a
    company that sells products in the physical security
    market is likely to expand into the network security market
    to provide businesses with complete security packages. But
    26
    the District Court found that the increasingly complex
    market for network security systems requires expertise to
    understand evolving technology. Because of the highly
    specialized and technical nature of network security
    systems, consumers would not likely assume that a
    company that has operated for over 30 years in the distinct
    physical security market would have the expertise to move
    into the complicated network security market. Indeed
    Checkpoint Systems's own security expert witness testified
    that he would turn to a network security professional to
    assist in the purchase of this type of equipment because
    the knowledge required to make an informed purchasing
    decision was highly technical and specialized. Thus,
    although consumers may require security products from
    both the physical security market and the information
    security market, it is reasonable to assume they would turn
    to different companies to purchase these products.
    Additionally, there is little evidence that either party
    currently operates in both the physical security and
    network security markets. On appeal, Checkpoint Systems
    points to several of its products, including its physical
    access control systems, its "smart card" technology, its
    radio frequency identification devices, and its closed circuit
    television systems as examples of products that operate in
    both the physical security and network information security
    markets. It contends these products employ similar secure
    network lines to Check Point Software's network security
    technology in order to provide physical article security. But
    even though its products employ some overlapping
    computer technology, Checkpoint Systems's products are
    intended to provide physical article and access security and
    are sold to consumers looking to purchase physical security
    products. Check Point Software's products are sold to
    consumers looking to purchase network information
    security products. The District Court's finding is supported
    by the evidence. We see no clear error.
    I. Evidence of actual confusion and the length of time
    the defendant has used the mark without evidence of
    actual confusion -- Lapp Factors (4),(6)
    Evidence of actual confusion is not required to prove
    likelihood of confusion. Versa 
    Prods., 50 F.3d at 205
    ;
    27
    
    Fisons, 30 F.3d at 476
    ("[W]hile evidence of actual
    confusion would strengthen plaintiff 's case, it is not
    essential."). We have recognized that it is difficult to find
    evidence of actual confusion because many instances are
    unreported. For this reason, evidence of actual confusion
    may be highly probative of the likelihood of confusion.
    Frisch's Rests., Inc. v. Elby's Big Boy of Steubenville, Inc.,
    
    670 F.2d 642
    , 648 n.5 (6th Cir. 1982); see also Tisch
    Hotels, Inc. v. Americana Inn, Inc., 
    350 F.2d 609
    , 612 (7th
    Cir. 1965) ("[S]ince reliable evidence of actual confusion is
    difficult to obtain in trademark and unfair competition
    cases, any such evidence is substantial evidence of
    likelihood of confusion."). "If a defendant's product has
    been sold for an appreciable period of time without evidence
    of actual confusion, one can infer that continued marketing
    will not lead to consumer confusion in the future. The
    longer the challenged product has been in use, the stronger
    this inference will be." Versa 
    Prods., 50 F.3d at 205
    .
    Here the District Court found, "Though there is some
    evidence in the record of temporary initial confusion
    between the companies, by experts, the media, investors
    and consumers, there is no evidence of actual customer
    confusion in connection with the purchase of defendant's
    products." Checkpoint 
    Sys., 104 F. Supp. 2d at 447
    . The
    court continued stating,
    [N]o customer or potential customer for defendant's
    products has believed, to any meaningful degree, that
    the products originated with the plaintiff. Conversely,
    of the few customers of plaintiff, or other persons in
    the media, who momentarily thought plaintiff might
    have entered the firewall business, not one took any
    meaningful action while under that mistaken belief.
    
    Id. at 450.
    The court concluded,
    Here, there is some evidence of initial confusion by the
    media and investors when defendant first gained
    success in the stock market, but that confusion has
    dissipated, rather than grown, over the years, such
    that there appears to have been none in the last few
    years. Moreover, the significance of such initial
    confusion by the media and investors, like initial
    28
    confusion by consumers, lies only in assessing whether
    it supports the conclusion that confusion in consumer
    purchasing decision is likely.
    
    Id. at 464.19
    On appeal Checkpoint Systems argues the District Court
    erred because it limited its actual confusion inquiry to
    evaluating evidence of consumer confusion at the point of
    sale rather than according weight to evidence of investor
    confusion and other initial interest confusion. It contends
    the Lanham Act affords protection against other types of
    confusion, including initial interest confusion, investor
    confusion and post-sale confusion.
    Several courts of appeals have found initial interest
    confusion and post-sale confusion actionable under the
    Lanham Act. We agree and hold initial interest confusion is
    actionable under the Lanham Act. We also hold the District
    Court properly evaluated the evidence of initial interest
    confusion and did not clearly err in finding this evidence
    did not weigh heavily in favor of finding likely confusion.
    We first turn to a discussion of the relevance of initial
    interest to Lanham Act claims.
    1.
    A leading treatise on trademark infringement states:
    [Trademark infringement] can be based upon confusion
    that creates initial customer interest, even though no
    actual sale is finally completed as a result of the
    confusion.
    *   *   *
    [For example,] the likelihood that a potential purchaser
    of a specialized computer program may be drawn to the
    junior user, thinking it was the senior user, is
    actionable "confusion" even if over the course of several
    _________________________________________________________________
    19. The court also stated that "plaintiff has not demonstrated that the
    incidents of temporary confusion or other confusion in spheres unrelated
    to purchasing activity is a harbinger of likelihood of confusion in
    purchasing decisions." Checkpoint 
    Sys., 104 F. Supp. 2d at 462
    .
    29
    months of the purchasing decision-making process, the
    buyer's confusion is dissipated. Such a senior user
    who is the opposer may suffer injury if a potential
    purchaser is initially confused between the parties'
    respective marks in that the opposer may be precluded
    from further consideration by a potential purchaser in
    reaching his or her buying decision.
    3 McCarthy on Trademarks and Unfair Competition,S 23:6
    (internal quotations and footnotes omitted). Several courts
    of appeals, including the Second, Seventh, and Ninth
    Circuits have found initial interest confusion actionable
    under the Lanham Act. In Mobil Oil Corp. v. Pegasus
    Petroleum Corp., 
    818 F.2d 254
    (2d Cir. 1987), the United
    States Court of Appeals for the Second Circuit found
    actionable initial interest confusion when it enjoined the
    defendant from using the trade name Pegasus because the
    name was confusingly similar to the plaintiff 's"flying
    horse" mark. The court noted that in the oil industry,
    companies often attract potential consumers by making
    "cold calls" to determine interest in purchasing products.
    The court also noted that on the basis of the similar name
    and mark, it was likely that "Pegasus Petroleum would gain
    crucial credibility during the initial phases of a deal. For
    example, an oil trader might listen to a cold phone call from
    Pegasus Petroleum . . . when otherwise he might not,
    because of the possibility that Pegasus Petroleum is related
    to Mobil." 
    Id. at 259.
    Because the similar marks could
    ultimately affect a consumer's consideration of the
    defendant's product as well as affect the plaintiff 's goodwill
    with its customers, the court found actionable confusion
    under the Lanham Act. 
    Id. at 260
    ("[P]otential purchasers
    would be misled into an initial interest in Pegasus
    Petroleum. Such initial confusion works a sufficient
    trademark injury."); see also Lois Sportswear , 799 F.2d at
    867; Grotrian, Helfferich, Schulz, Th. Steinweg Nachf v.
    Steinway and Sons, 
    365 F. Supp. 707
    , 717 (S.D.N.Y. 1973)
    ("Misled into an initial interest, a potential Steinway buyer
    may satisfy himself that the less expensive Grotrian-
    Steinweg is at least as good, if not better, than a Steinway.
    Deception and confusion thus work to appropriate
    [Steinway's] good will."), aff 'd , 
    523 F.2d 1331
    (2d Cir.
    1975).
    30
    Similarly in Brookfield Communications, Inc. v. West
    Coast Entertainment Corp., 
    174 F.3d 1036
    , 1057 (9th Cir.
    1999), the United States Courts of Appeals for the Ninth
    Circuit recognized that initial interest confusion is
    actionable under the Lanham Act. In Brookfield
    Communications, plaintiffs alleged that defendant West
    Coast Entertainment's use of the web site
    www.moviebuff.com infringed on its "MovieBuff " mark.
    Brookfield used the "MovieBuff " mark on computer
    software that it sold to industry professionals. This software
    contained a searchable database of entertainment related
    data, including information about film release schedules,
    box office receipts, films in development and other
    entertainment news. West Coast's "moviebuff.com" website
    was a free searchable entertainment database that assisted
    its consumers in making educated decisions about the
    rental and purchase of movies. The website also sold movie
    and other entertainment accessories. The court found
    actionable confusion under the Lanham Act reasoning:
    People surfing the Web for information on "MovieBuff "
    may confuse "MovieBuff " with the searchable
    entertainment database at "moviebuff.com" and simply
    assume that they have reached Brookfield's website.
    . . . Alternatively, they may incorrectly believe that
    West Coast licensed "MovieBuff " from Brookfield . . . or
    that Brookfield otherwise sponsored West Coast's
    database. Other consumers may simply believe that
    West Coast bought out Brookfield or that they are
    related companies.
    Yet other forms of confusion are likely to ensue.
    Consumers may wrongly assume that the "MovieBuff "
    database they were searching for is no longer offered,
    having been replaced by West Coast's entertainment
    database, and thus simply use the services at West
    Coast's web ste. And even where people realize,
    immediately upon accessing "moviebuff.com," that they
    have reached a site operated by West Coast and wholly
    unrelated to Brookfield, West Coast will still have
    gained a customer by appropriating the goodwill that
    Brookfield has developed in its "MovieBuff " mark. A
    consumer who was originally looking for Brookfield's
    31
    products or services may be perfectly content with
    West Coast's database (especially as it is offered free of
    charge); but he reached West Coast's site because of its
    use of Brookfield's mark as its second-level domain
    name, which is a misappropriation of Brookfield's
    goodwill by West.
    
    Id. at 1057
    (internal citations omitted); see also Interstellar
    Starship Servs., Ltd. v. Epix Inc., 
    184 F.3d 1107
    , 1110 (9th
    Cir. 1999) ("We recognize a brand of confusion called ``initial
    interest' confusion, which permits a finding of a likelihood
    of confusion although the consumer quickly becomes aware
    of the source's actual identity and no purchase is made as
    a result of the confusion."), cert. denied , 
    528 U.S. 1155
    (2000); but see Bryce J. Maynard, Note, The Initial Interest
    Confusion Doctrine and Trademark Infringement on the
    Internet, 57 Wash & Lee L. Rev. 1303 (urging caution in
    finding actionable initial interest confusion on the Internet).
    In Elvis Presley Enters., Inc. v. Capece, 
    141 F.3d 188
    (5th
    Cir. 1998), the United States Court of Appeals for the Fifth
    Circuit also recognized initial interest confusion. The court
    there found the plaintiff assignees of the rights of the estate
    of Elvis Presley were entitled to injunctive relief against the
    defendant bar owner's use of the name "The Velvet Elvis"
    because it was likely to create confusion. In finding initial
    interest confusion the court reasoned,
    The witnesses all testified that, upon entering and
    looking around the [defendants'] bar, they had no
    doubt that [plaintiff was] not affiliated with it in any
    way. Despite the confusion being dissipated, this
    initial-interest confusion is beneficial to the Defendants
    because it brings patrons in the door; indeed, it
    brought at least one of the [plaintiff 's] witnesses into
    the bar. Once in the door, the confusion has succeeded
    because some of the patrons may stay, despite
    realizing that the bar has no relationship with
    [plaintiff]. This initial-interest confusion is even more
    significant because the Defendants' bar sometimes
    charges a cover charge for entry, which allows the
    Defendants to benefit from initial-interest confusion
    before it can be dissipated by entry into the bar.
    32
    
    Id. at 204.
    The United States Court of Appeals for the Seventh
    Circuit has equated initial interest confusion to a"bait and
    switch scheme." In Dorr-Oliver, Inc. v. Fluid-Quip, Inc., 
    94 F.3d 376
    , 382 (7th Cir. 1996), the court stated,
    [T]he Lanham Act forbids a competitor from luring
    potential customers away from a producer by initially
    passing off its goods as those of the producer's, even if
    confusion as to the source of the goods is dispelled by
    the time any sales are consummated. This "bait and
    switch" of producers, also known as "initial interest"
    confusion, will affect the buying decisions of
    consumers in the market for the goods, effectively
    allowing the competitor to get its foot in the door by
    confusing consumers.
    
    Id. (internal citation
    omitted); see also Eli Lilly & Co. v.
    Natural Answers, Inc., 
    233 F.3d 456
    , 464 (7th Cir. 2000)
    ("[Initial interest] confusion, which is actionable under the
    Lanham Act, occurs when a consumer is lured to a product
    by its similarity to a known mark, even though the
    consumer realizes the true identity and origin of the
    product before consummating a purchase.").
    We join these circuits in holding that initial interest
    confusion is probative of a Lanham Act violation. 20 Without
    initial interest protection, an infringer could use an
    established mark to create confusion as to a product's
    source thereby receiving a "free ride on the goodwill" of the
    established mark. Mobil Oil 
    Corp., 818 F.2d at 260
    (likelihood that "potential purchasers would be misled into
    an initial interest" justifies finding of infringement).
    Confining actionable confusion under the Lanham Act to
    confusion present at the time of purchase would
    _________________________________________________________________
    20. We note that several District Courts in our circuit have found initial
    interest confusion probative of a Lanham Act violation. See, e.g.,
    Sunquest Info. Sys., Inc. v. Park City Solutions, Inc., 
    130 F. Supp. 2d 680
    ,
    695 (W.D. Pa. 2000) ("Although the Third Circuit has not directly
    addressed the issue of initial interest confusion, the doctrine has been
    embraced by numerous courts, including a number of district courts in
    this Circuit."); 
    Acxiom, 27 F. Supp. 2d at 497
    ("The court finds that
    there
    is a likelihood of pre-sale confusion.").
    33
    undervalue the importance of a company's goodwill with its
    customers.
    Congress recognized the relevance of initial interest
    confusion and its effect on a company's goodwill when it
    amended the Lanham Act in 1962. In its original form, the
    Lanham Act only applied where the use of similar marks
    was "likely to cause confusion or mistake or to deceive
    purchasers as to the source of origin of such goods or
    services." Esercizio v. Roberts, 
    944 F.2d 1235
    , 1245 (6th
    Cir. 1991) (quoting 1946 Lanham Act.) (emphasis added). In
    1962 Congress deleted the term "purchasers," affording
    Lanham Act protection where a mark is "likely to cause
    confusion or mistake or to deceive." 
    Id. Several courts
    have
    found the amendment expanded the reach of the Lanham
    Act beyond mere purchasers to recognize pre-sale confusion
    as well as post-sale confusion. See, e.g., 
    id. ("Since Congress
    intended to protect the reputation of the
    manufacturer as well as to protect purchasers, the Act's
    protection is not limited to confusion at the point of sale.");
    Koppers Co. v. Krupp-Koppers GmbH, 
    517 F. Supp. 836
    ,
    843-44 (W.D. Pa. 1981) (holding Congress intended to
    broaden the scope of protections with the 1962 Amendment
    to the Lanham Act); see also 3 McCarthy on Trademarks &
    Unfair Competition, S 23.7 ("In 1962, Congress struck out
    language in the Lanham Act which required confusion,
    mistake or deception of ``purchasers as to the source of
    origin of such goods and services.' Several courts have
    noted this expansion of the test of infringement and held
    that it supports a finding of infringement when even non-
    purchasers are deceived."). We agree with the view that
    Congress's amendment of the Lanham Act in 1962
    expanded trademark protection to include instances in
    which a mark creates initial interest confusion. 21
    _________________________________________________________________
    21. The Federal Circuit has interpreted the 1962 amendment to the
    Lanham Act differently. In Elec. Design & Sales, Inc., the court stated,
    The legislative history states that the word "purchasers" was
    deleted
    because "the provision actually relates to potential purchasers as
    well as to actual purchasers." Therefore, we do not construe this
    deletion to suggest, much less compel, that purchaser confusion is
    no longer the primary focus of the inquiry. Instead, we believe
    that,
    34
    Check Point Software notes that some circuits have only
    found "initial interest" confusion probative of likely
    confusion when the products at issue are direct
    competitors or where there is a strong interrelatedness
    between the products.22 It claims these circuits have
    recognized that initial interest confusion is probative of a
    Lanham Act violation when the defendant attempts to use
    the plaintiff 's more recognizable mark to "get a foot in the
    door" with potential customers. But if the initial interest
    confusion does not ultimately result in a purchasing
    decision, this factor counsels against finding the likelihood
    of confusion under the Lanham Act.23
    _________________________________________________________________
    at least in the case of goods and services that are sold, the
    inquiry
    generally will turn on whether actual or potential"purchasers" are
    
    confused. 954 F.2d at 716
    (quoting S. Rep. No. 2107, at 4 (1962), reprinted in 1962
    U.S.C.C.A.N. 2844, 2847).
    22. Other courts appear to have adopted a facts and circumstances
    approach to evaluating initial interest confusion. BigStar Entm't, Inc. v.
    Next Big Star, Inc., 
    105 F. Supp. 2d 185
    , 211 (S.D.N.Y. 2000) (declining
    to apply initial interest confusion in the context of an internet case
    involving non-competitors whose web addresses were not identical);
    Northland Ins. Cos. v. Blaylock, 
    115 F. Supp. 2d 1108
    , 1120 (D.Minn.
    2000) ("Initial interest confusion" exist[s] when the defendant stood to
    materially or financially gain from said initial confusion by trading in
    on
    the value of plaintiff 's mark to initially attract customers.").
    23. The disagreement over the use of initial interest confusion is
    highlighted in 
    Esercizio, 944 F.2d at 1249-50
    . While the majority of the
    court found initial interest confusion generally probative of a Lanham
    Act violation, the dissent noted,
    To be sure, some courts have expanded the application of the
    likelihood of confusion test to include individuals other than
    point-
    of-sale purchasers. These courts have included potential purchasers
    who may contemplate a purchase in the future, reasoning that in
    the pre-sale context an "observer would identify the [product] with
    the [original manufacturer], and the [original manufacturer]'s
    reputation would suffer damage if the [product] appeared to be of
    poor quality."
    In applying the test in this manner, these courts appear to
    recognize
    that the deception of a consumer under these circumstances could
    35
    Some courts have looked at the relatedness of the
    relevant products in evaluating whether initial interest
    confusion is probative of likely confusion. See Hasbro, 
    Inc., 232 F.3d at 2
    ("Certainly in a case involving such disparate
    products and services as this, the court's refusal to enter
    the ``initial interest confusion' thicket is well taken given the
    unlikelihood of ``legally significant' confusion."); Brookfield
    
    Communications, 174 F.3d at 1056
    (when products are
    unrelated "the likelihood of confusion would probably be
    remote."). Other courts look at evidence that the defendant
    intentionally adopted the plaintiff 's mark to create
    confusion among consumers making purchasing decisions.
    See, e.g., 
    Dorr-Oliver, 94 F.3d at 382-83
    . Still other courts
    view the level of care consumers exercise in their
    purchasing decisions to determine whether initial interest
    confusion has dissipated prior to a purchasing decision.
    See, e.g., Brookfield 
    Communications, 174 F.3d at 1057
    (finding initial interest confusion actionable because "[I]n
    the Internet context, . . . entering a web site takes little
    effort--usually one click from a linked site or a search
    engine's list; thus, Web surfers are more likely to be
    confused as to the ownership of a web site than traditional
    patrons of a brick-and-mortar store would be of a store's
    ownership."); Rust Env't & Infrastructure, Inc. v. Teunissen,
    
    131 F.3d 1210
    , 1217 (7th Cir. 1997) (initial interest
    confusion unlikely with sophisticated consumers). Safeway
    Stores, Inc. v. Safeway Disc. Drugs, 
    675 F.2d 1160
    , 1167
    (11th Cir. 1982) ("Short-lived confusion or confusion of
    individuals casually acquainted with a business is worthy
    of little weight.").
    Product relatedness and level of care exercised by
    consumers are relevant factors in determining initial
    interest confusion. When products are similar, a firm is
    _________________________________________________________________
    dissuade such a consumer from choosing to buy a particular
    product, thereby foreclosing the possibility of point-of-sale
    confusion
    but nevertheless injuring the consumer based on this confusion. . .
    .
    Hence, even when expanding the scope of this test, these courts did
    not lose sight of the focus of [the inquiry]: the potential
    
    purchaser. 944 F.2d at 1249-50
    (Kennedy J., dissenting) (quoting Polo Fashions, Inc.
    v. Craftex, Inc., 
    816 F.2d 145
    , 148 (4th Cir. 1987)).
    36
    more likely to benefit from the goodwill of a firm with an
    established mark. And when consumers do not exercise a
    high level of care in making their decisions, it is more likely
    that their initial confusion will result in a benefit to the
    alleged infringer from the use of the goodwill of the other
    firm. Conversely, in the absence of these factors, some
    initial confusion will not likely facilitate free riding on the
    goodwill of another mark, or otherwise harm the user
    claiming infringement. Where confusion has little or no
    meaningful effect in the marketplace, it is of little or no
    consequence in our analysis. Nonetheless, we decline to
    issue a blanket rule limiting the probative value of initial
    interest. Its significance will vary, and must be determined
    on a case-by-case basis. As with all cases involving the
    likelihood of confusion under the Lanham Act, courts
    should employ all the relevant Lapp factors and weigh each
    factor to determine whether in the totality of the
    circumstances marketplace confusion is likely. See A&H
    Sportswear, 237 F3d at 215; 
    Fisons, 30 F.3d at 476
    n.11.
    2.
    We now turn to whether the District Court properly
    evaluated the evidence of actual confusion, including
    Checkpoint Systems's evidence of initial interest confusion.
    It is undisputed that Checkpoint Systems presented no
    evidence of actual consumer confusion in the form of
    mistaken purchasing decisions. But it presented the
    following evidence of initial interest confusion: (1) e-mails
    that Checkpoint Systems received inquiring about firewall
    products; (2) customer inquiries to Checkpoint Systems
    employees, including its CEO, that expressed an interest in
    purchasing firewalls; (3) service calls made to Checkpoint
    Systems that were intended for Check Point Software; (4)
    misdirected calls to Checkpoint Systems's receptionist that
    were intended for Check Point Software; and (5) reports in
    the media that confused Checkpoint Systems and Check
    Point Software. The District Court found this evidence
    insufficient to support a finding of likely confusion
    reasoning,
    [A]ny evidence by the plaintiff of initial interest
    confusion by consumers and initial confusion by some
    37
    reporters or other observers, is de minimis and weak,
    and the record is completely devoid of any evidence of
    an actual mistaken purchase or attempt to purchase
    one company's products believing they originated with
    the other company. Especially when viewed in light of
    the parties' co-existence for over five years, this lack of
    evidence of any confusion in purchasing decisions of
    either company's products falls strongly in defendant's
    favor.
    Checkpoint 
    Sys., 104 F. Supp. 2d at 464-65
    .
    On appeal Checkpoint Systems claims the District Court
    erred as a matter of law by requiring it to produce evidence
    of actual consumer confusion in the form of mistaken
    purchasing decisions. It also contends the court erred in
    discounting its evidence of initial interest confusion as de
    minimis. See Tisch Hotels, 
    Inc., 350 F.2d at 612
    .
    But the District Court properly evaluated the evidence of
    initial interest confusion within context of the relevant Lapp
    factors stating,
    This Court does not read [the relevant case law] as
    holding that the initial interest confusion doctrine is
    never applicable if the parties are not competitors.
    However, Hasbro, and numerous other cases, correctly
    emphasize the importance of the parties' competition or
    strong interrelatedness.
    A review of the cases which have applied the initial
    interest doctrine indicates that the parties are either
    direct competitors, or strongly interrelated such that it
    could be expected that plaintiff would expand into
    defendant's market. Other cases have also pointed out
    that one element of the applicability of the initial
    interest confusion doctrine is an intent by the
    defendant to deceive.
    Checkpoint 
    Sys., 104 F. Supp. 2d at 462
    (citations omitted).
    The court concluded,
    [W]hile evidence of temporary initial interest confusion
    is not completely irrelevant, such evidence is entitled to
    less weight than it might be in a case where the parties
    compete or are strongly interrelated, or where there is
    38
    evidence or even an inference that defendant was
    trying to trade on plaintiff 's goodwill. These factors are
    utterly absent here. Moreover, the evidence of initial
    interest confusion in this case is de minimis.
    
    Id. at 462-63.
    This is the proper analysis. Checkpoint Systems's and
    Check Point Software's products are unrelated and are sold
    in different markets to consumers who exercise a
    heightened degree of care in making purchasing decisions.
    The markets for the parties' products are not converging,
    nor is there evidence that Check Point Software
    intentionally adopted the Check Point mark to create
    confusion.24 Given these factors, the District Court did not
    clearly err in finding no likelihood of confusion.
    Nor did the District Court err in finding the evidence of
    initial interest confusion was de minimis. At oral argument,
    Checkpoint Systems averred that at most there was
    evidence of twenty instances of initial interest confusion
    over the period of time the parties operated in the United
    States. Some of this confusion consisted of misdirected
    calls and therefore it is uncertain whether the consumers
    were confused by the parties' similar names or whether
    _________________________________________________________________
    24. Checkpoint Systems's contention that the District Court disregarded
    its initial interest evidence is erroneous. The District Court examined
    this evidence stating,
    The Court acknowledges that evidence of any confusion at all, by
    investors, purchasers, or the media, may still affect this Court's
    determination of whether there is a likelihood of confusion by
    purchasers, for if there is evidence that, for example, the media,
    whose words purchasers read, is confused about the names of these
    companies, then it is more likely that purchaser will be confused
    as
    well.
    *   *   *
    Though that evidence is relevant, here it is minimal, especially
    when
    contrasted against the glaring absence of evidence of any actual
    confusion in purchasing decisions in the time that the parties have
    co-existed, and the incentives to ferret out such confusion during
    the long pendency of this dispute. . . .
    Checkpoint 
    Sys., 104 F. Supp. 2d at 463-64
    .
    39
    directory assistance erred in connecting consumers with
    the parties. Duluth News-Tribune v. Mesabi Publ'g Co., 
    84 F.3d 1093
    , 1098 (8th Cir. 1996) (misdirected
    communications are not evidence of confusion where the
    sender knows which party he or she wished to send his
    communication but erred in the delivery of the message).
    Furthermore, the District Court properly took into account
    the potential bias of Checkpoint Systems's employees who
    testified they had been approached by consumers
    interested in Check Point Software's firewall products as
    well as Checkpoint Systems's expert security witnesses who
    testified they erroneously believed that Check Point
    Software was affiliated with Checkpoint Systems. A&H
    
    Sportswear, 237 F.3d at 227
    ; Reed-Union Corp. v. Turtle
    Wax, Inc., 
    77 F.3d 909
    , 911-12 (7th Cir. 1996) (fact finder's
    credibility judgments about confusion testimony are
    virtually never clearly erroneous).
    We agree with the District Court that this limited initial
    interest confusion (i.e., the handful of e-mails and other
    anecdotal evidence of mistaken consumer inquiries) was de
    minimis when viewed in light of the length of time the
    parties operated together in the United States25 without
    significant evidence of confusion. Versa Prods. , 50 F.3d at
    205 ("If a defendant's product has been sold for an
    appreciable period of time without evidence of actual
    confusion, one can infer that continued marketing will not
    lead to consumer confusion in the future. The longer the
    challenged product has been in use, the stronger this
    inference will be."); Universal Money Ctrs. v. AT&T, 
    22 F.3d 1527
    , 1535 (10th Cir. 1994) (a few instances of confusion
    over a long period of time are insufficient to support a
    finding of confusion); Barre-National, Inc. v. Barr Labs., Inc.,
    
    773 F. Supp. 735
    , 744 (D.N.J. 1991) ("Use of similar marks
    _________________________________________________________________
    25. Check Point Software has sold its products in the United States since
    late 1994. While its products were not widely circulated until late 1996,
    its products were co-branded with Sun MicroSystems products from
    1995-1996 in order to promote the Check Point Software mark.
    Therefore the District Court did not err when it stated "when viewed in
    light of the parties' co-existence for over five years, this lack of
    [actual
    confusion] evidence . . . falls strongly in defendant's favor." Checkpoint
    
    Sys., 104 F. Supp. 2d at 465
    .
    40
    for a substantial period of time with no confusion among
    consumers may create a presumption that there is little
    likelihood of confusion."). Nor were the isolated instances of
    confusion in the media probative of likely confusion.
    Centaur Communications, Ltd. v. A/S/M Communications,
    Inc., 
    830 F.2d 1217
    , 1227 (2d Cir. 1987) (newspaper mis-
    attributions were isolated incidents not probative of actual
    confusion). Given the size of these companies, and the large
    number of e-mails, customer inquiries, and other
    communications they receive on a daily basis, these
    isolated instances of initial interest confusion counsel
    against a finding of likely confusion. A&H 
    Sportswear, 237 F.3d at 227
    ("isolated" instances of confusion insufficient
    to support finding of likely confusion); Scott Paper 
    Co., 589 F.2d at 1231
    (nineteen misdirected letters over four years
    weighed against finding of confusion); Nippondenso Co. v.
    Denso Distribs., Civ. No. 86-3982, 
    1987 WL 10703
    at *5
    (E.D. Pa. May 11, 1987) ("The weight attributed to
    instances of actual confusion depends to some extent upon
    the circumstances of the case, including the volume of
    sales of the goods involved. If isolated instances of actual
    confusion result from the sale of a substantial number of
    goods, the weight given to the evidence of actual confusion
    is markedly reduced.") (citing Scott Paper 
    Co., 589 F.2d at 1225
    ). The District Court did not clearly err.
    3.
    On appeal, Checkpoint Systems contends the District
    Court erred in evaluating evidence of investor confusion.
    While a handful of district courts have found evidence of
    investor confusion probative of a Lanham Act violation, see,
    e.g., Acxiom Corp. v. Axiom, Inc., 
    27 F. Supp. 2d 478
    (D.
    Del. 1998); Koppers Co. v. Krupp-Koppers GmbH , 517 F.
    Supp. 836 (W.D. Pa. 1981), no appellate court has yet so
    held.
    In Acxiom, the district court held that"investor confusion
    may be considered by the trial court as part of its
    application of the Lapp 
    factors." 27 F. Supp. 2d at 501
    . In
    support of its likelihood of confusion claim, plaintiff in that
    case presented evidence of two investors and a potential
    investor who testified that they were confused by the
    41
    similar names. The court held this evidence counseled in
    favor of finding likely confusion. It reached this conclusion
    on the basis of its view that the 1962 amendment to the
    Lanham Act evinced "a clear congressional intent to ``outlaw
    the use of trademarks which are likely to cause confusion,
    mistake, or deception of any kind, not merely of purchasers
    nor simply as to source of origin.' " 
    Id. at 501
    (quoting
    
    Koppers, 517 F. Supp. at 843-45
    ).
    Checkpoint Systems contends investor confusion is
    probative of the likelihood of confusion and the District
    Court erred in discounting this evidence. But given the
    parties limited briefing on this issue as well as the scant
    evidence of investor confusion here,26 we will reserve
    decision on this issue. We make a few observations
    nonetheless. Arguably, the 1962 amendments to the
    Lanham Act extended actionable confusion beyond
    purchasers to other instances affecting a party's business
    or goodwill. Investor confusion may well threaten a party's
    business or goodwill if it would likely deter or inhibit a
    company's ability to attract investors and raise capital.
    Here it seems unlikely that investors would be confused
    by the parties' similar marks or somewhat similar stock
    symbols ("CKP" and "CHKP" for Checkpoint Systems and
    Check Point Software, respectively). Many investors are
    sophisticated parties who exercise a high degree of care in
    making investment decisions. Also, the parties' shares are
    traded on different exchanges (Checkpoint Systems's stock
    is traded on the New York Stock Exchange and Check Point
    Software's stock is traded on the NASDAQ). Given the
    paucity of evidence of investor confusion here, it is
    _________________________________________________________________
    26. Checkpoint Systems presented the following evidence of investor
    confusion: (1) financial reports and analyses that confused Checkpoint
    Systems's and Check Point Software's stock symbols; and (2) two
    investors and one potential investor who were initially confused by
    mistaken media reports about the parties' stocks. But these investors
    averred that they quickly realized their mistake and did not make any
    investment decision based on their mistake. Their confusion was an
    isolated example of confusion when compared to the large number of
    investors in both companies. Homeowners Group, 
    Inc., 932 F.2d at 1110
    (existence of only a "handful" of instances of confusion leads to
    inference
    that confusion is unlikely).
    42
    unnecessary to resolve the issue here, and we believe it is
    prudent to reserve judgment at this time.27 Cf. Hoover Co.
    v. Citicorp Venture Capital Ltd., 
    674 F. Supp. 460
    , 461
    (S.D.N.Y. 1987) (finding no Lanham Act violation where
    there was "only scant evidence of investor confusion in
    connection with a single advertisement for a securities
    offering.").
    J. Totality of Lapp Factors
    The District did not err in its factual findings nor in its
    application of the individual Lapp factors to those findings.
    Furthermore, the District Court's conclusion that the
    combination of the Lapp factors do not establish
    substantial likelihood of confusion in the marketplace is
    consistent with its findings. Even though mark similarity--
    a factor favorable to Checkpoint Systems--is ordinarily the
    most important element in the multi-factor Lapp analysis,
    it is not necessarily determinative, especially where, as
    here, the markets for competing marks are highly distinct.
    Because Checkpoint Systems's and Check Point Software's
    products are not related, and are marketed to different
    consumers through different channels, the evidence
    demonstrates it is unlikely the relevant consumers, who
    exercise a high degree of care in purchasing and selecting
    among these products, were likely to be confused by the
    marks. Additionally, there is no evidence that Check Point
    Software intended to use its mark to gain a competitive
    advantage. Also, the evidence supports the District Court's
    finding that the markets are unlikely to converge in the
    future. The minimal evidence of actual initial interest
    confusion is insufficient to override this conclusion.
    _________________________________________________________________
    27. We note that the District Court did not completely disregard the
    evidence of investor confusion Checkpoint Systems presented stating,
    The Court acknowledges that evidence of any confusion at all, by
    investors, purchasers, or the media, may still affect this Court's
    determination of whether there is a likelihood of confusion . . .
    *   *   *
    Though that evidence is relevant, here it is minimal. . . .
    Checkpoint 
    Sys., 104 F. Supp. 2d at 463-64
    .
    43
    Because the District Court did not clearly err in its
    application of the Lapp factors--individually and in
    combination--we will affirm its holding there was no
    likelihood of (direct) marketplace confusion. See A&H
    
    Sportswear, 237 F.3d at 237
    ("The question of likelihood of
    confusion is ultimately one of fact, and [the appellate court]
    cannot roll up [its] sleeves and engage in the balancing
    [itself].").
    IV.
    A.
    On appeal, Checkpoint Systems challenges the District
    Court's analysis of its "reverse confusion" claim, contending
    the mark of Check Point Software (the junior user) has
    become so strong in the relevant market that the
    consuming public might assume that Check Point Software
    is actually the source of the products of Checkpoint
    Systems (the senior user).
    In 
    Fisons, 30 F.3d at 475
    , we expressly recognized a
    cause of action for reverse confusion, stating,
    Ordinarily, one expects that the new or junior user of
    the mark will use to its advantage the reputation and
    good will of the senior user by adopting a similar or
    identical mark. Reverse confusion occurs when a
    larger, more powerful company uses the trademark of
    a smaller, less powerful senior owner and thereby
    causes likely confusion as to the source of the senior
    user's goods and 
    services. 30 F.3d at 474
    (citing Sands, Taylor & Wood Co. , 978 F.2d
    at 947).28
    _________________________________________________________________
    28. In a reverse confusion situation,
    the junior user saturates the market with a similar trademark and
    overwhelms the senior user. The public comes to assume the senior
    user's products are really the junior user's or that the former has
    become somehow connected to the latter. The result is that the
    senior user loses the value of the trademark--its product identity,
    corporate identity, control over its goodwill and reputation, and
    ability to move into new markets.
    Ameritech, Inc. v. Am. Info. Techs. Corp., 
    811 F.2d 960
    , 964 (6th Cir.
    1987).
    44
    Courts have recognized that "failure to recognize reverse
    confusion would essentially immunize from unfair
    competition liability companies that have well established
    trade names and the financial ability to advertise a senior
    mark taken from smaller, less powerful competitors."
    Harlem 
    Wizards, 952 F. Supp. at 1091-92
    (citing Big O Tire
    Dealers, Inc., v. Goodyear Tire & Rubber Co., 
    561 F.2d 1365
    , 1372 (10th Cir. 1977); see also Dreamwerks , 142
    F.3d at 1130. "Were reverse confusion not a sufficient basis
    to obtain Lanham Act protection, a larger company could
    with impunity infringe the senior mark of a smaller one."
    
    Fisons, 30 F.3d at 475
    .
    In a direct confusion case, the consuming public may
    assume that the established, senior user is the source of
    the junior user's goods. In a reverse confusion case, the
    consuming public may assume the converse; that is, that
    the junior, but more powerful, mark user is the source of
    the senior user's products. The harm to the senior user is
    not just that its goodwill is appropriated, but that the value
    of its mark is diminished. The fundamental issue in both
    cases, however, is essentially the same: whether the
    consuming public is likely to be confused about the source
    of products of the respective mark users.
    In A&H Sportswear, we held that in a typical reverse
    confusion case, courts should employ the same Lapp
    factors in assessing likelihood of confusion.29 But in a
    reverse confusion case, some of the Lapp factors must be
    analyzed differently.30 The strength of the parties' marks,
    _________________________________________________________________
    29. In reaching that conclusion, we rejected the notion that courts
    should apply a threshold test to determine whether a junior user has
    used its economic power to saturate the market in reverse confusion
    cases. The proper inquiry is to apply all of the relevant Lapp factors.
    A&H 
    Sportswear, 237 F.3d at 208
    .
    30. In A&H Sportswear, we noted that the application of the following
    Lapp factors is typically the same in both types of claims: (1)
    sophistication and attentiveness of consumers; (2) the degree to which
    the channels of trade and advertisement overlap; (3) the similarity of the
    targets of the parties' sales efforts; and (4) the similarity of the
    products
    themselves. We also noted that absent the presence of housemarks and
    disclaimers, the similarity of marks factor should generally be examined
    45
    the intent in adopting the marks,31 and the evidence of
    actual confusion are analyzed differently from the method
    employed in a typical direct confusion case. A&H
    
    Sportswear, 237 F.3d at 236
    . On appeal, Checkpoint
    Systems argues the District Court did not follow the
    analysis of actual confusion and strength of mark outlined
    in A&H Sportswear.32
    _________________________________________________________________
    in a similar fashion in both direct and reverse confusion cases. As
    discussed at length, the District Court properly applied these factors and
    found that there was no likelihood of confusion. A&H 
    Sportswear, 237 F.3d at 236
    ("[T]he factors concerning the market, sales, and function
    similarity . . . need not be reexamined for the reverse confusion claim
    because the District Court has already discussed them in connection
    with direct confusion and there is typically no difference in the analysis
    of these factors for reverse and direct confusion claims."). We see no
    error.
    31. Neither party disputes the District Court's analysis of the intent of
    the parties in adopting the marks.
    32. Additionally, plaintiff argues the District Court improperly held that
    a claim for reverse confusion is only actionable when the parties'
    products directly compete. But the District Court did not state this
    proposition. Rather, the court stated
    reverse confusion threatens harm when the junior user ``overwhelms'
    the marketplace such that the senior user begins to lose its
    identity
    and profile. This concern is of greatest force with competing or
    related products. In the present case, involving non-competing,
    unrelated products, such "overwhelming" has not even remotely
    occurred.
    Checkpoint 
    Sys., 104 F. Supp. 2d at 461
    .
    The proper inquiry in a reverse confusion claim is whether consumers
    will assume the senior user's goods are associated with the junior user.
    Just as in a direct confusion claim, the relatedness of the parties'
    products is integral to the finding of likely confusion. If two products
    are
    unrelated, there is little reason to assume confusion since most
    consumers would not assume that a single company would market two
    completely unrelated products. On the other hand, when the goods are
    related, a customer might reasonably assume the junior user with a
    strong market presence would sell both products. 
    Fisons, 30 F.3d at 481
    ("The question is whether the consumer might therefore reasonably
    conclude that one company would offer both of these related products.").
    46
    B.
    In a typical direct confusion claim, the stronger the
    senior user's mark, the greater the likelihood of confusion
    caused by a junior user's use of a similar mark. But in a
    reverse confusion situation, the senior user's claim may be
    strengthened by a showing that the junior user's mark is
    commercially relatively strong. The greater relative strength
    of the junior mark allows the junior user to "overwhelm"
    the marketplace, diminishing the value of the senior user's
    mark. While analysis of the strength of the senior user's
    mark is relevant, the more important inquiry focuses on the
    junior user's mark. "[T]he lack of commercial strength of
    the smaller senior user's mark is to be given less weight in
    the analysis because it is the strength of the larger, junior
    user's mark which results in reverse confusion.' " A&H
    
    Sportswear, 237 F.3d at 231
    (quoting Commerce Nat'l Ins.
    Servs., 
    Inc., 214 F.3d at 444
    ). Courts should look at the
    commercial strength of the junior user's mark to determine
    whether its advertising and marketing has resulted in a
    "saturation in the public awareness of the junior user's
    mark." 
    Id., 237 F.3d
    at 231.
    Checkpoint Systems contends the District Court
    improperly evaluated the strength of the marks. Because
    the court found its mark weak in the electronic access
    _________________________________________________________________
    The District Court recognized that consumers of Check Point
    Software's highly sophisticated technical computer security systems
    would have no reason to believe that Checkpoint Systems's physical
    article surveillance system was manufactured by Check Point Software.
    Because the "computer information" niche that Check Point Software
    operated in was unique and technical there is no reason to believe a
    consumer would assume that Check Point Software had expanded into
    the market for a different type of security product. The same is true of
    Checkpoint Systems's customers. Because of the complicated technology
    involved in the "computer information" niche, these customers would not
    assume that Checkpoint Systems had moved into this market. The court
    properly recognized that even though the relevant case law does not
    require directly competing goods in order to find reverse confusion,
    product relatedness is a very important factor to finding that a consumer
    might confuse the source of products. See, e.g. , id.; Scott 
    Paper, 589 F.2d at 1230
    . We see no error.
    47
    control products (the product most similar to Check Point
    Software's firewall technology),33 and by inference that
    Check Point Software's mark was relatively strong in that
    market, plaintiffs claim the court should have found
    actionable reverse confusion. In other words, as a stronger
    junior user in the network information security market,
    Check Point Software's mark allegedly overwhelmed
    Checkpoint Systems's senior, but weaker mark in the
    relevant market.
    Unlike its other findings, the District Court did not
    scrutinize the reverse confusion claim, perhaps because it
    was not extensively argued. It did not expressly analyze the
    relative strengths of the marks for purposes of this claim,
    nor did it directly examine the strength of Check Point
    Software's mark. As noted, it is the strength of the junior
    user's mark that is crucial in establishing a reverse
    confusion claim, because it is the strength of its mark that
    might lead consumers to mistakenly identify "Checkpoint"-
    labeled products with Check Point Software. A&H
    
    Sportswear, 237 F.3d at 231
    ). In its limited discussion of
    the reverse discrimination claim, the court stated,
    [R]everse confusion threatens harm when the junior
    user "overwhelms" the marketplace such that the
    senior user begins to lose its identity and profile. This
    concern is of greatest force with competing or related
    products. In the present case, involving non-competing,
    unrelated products, such "overwhelming" has not even
    remotely occurred.
    Checkpoint 
    Sys., 104 F. Supp. 2d at 461
    .
    Had the District Court the benefit of our recent opinion
    in A&H Sportswear , it doubtless would have been guided
    by our analysis. But its failure to do so does not require
    reversal. In light of its Lapp-factors findings, a focused
    analysis under A&H Sportswear could not have changed
    the court's conclusion of no reverse confusion.
    The District Court properly noted that reverse confusion
    is most likely in cases involving competing or related
    _________________________________________________________________
    33. The court found that its mark was strong in the physical article
    surveillance market.
    48
    products. When products are related, consumers may be
    likely to assume they are produced by the same company.
    But when not related, the likelihood of confusion
    diminishes dramatically. Given the strong distinctiveness of
    the respective markets as found by the District Court, any
    confusion would appear unlikely. For this reason, a focused
    analysis of the strength of Check Point Software's mark
    would not affect the court's conclusion.
    To establish a claim of reverse confusion, there must be
    evidence that consumers of Checkpoint Systems's products
    were likely to assume that Check Point Software was the
    source of those products. See 
    Dreamwerks, 142 F.3d at 1130
    ("The question . . . is whether consumers doing
    business with the senior user might mistakenly believe that
    they are dealing with the junior user."). But as noted, the
    court found the decision makers who purchased
    Checkpoint Systems's products were not likely to be the
    target audience of Check Point Software's advertising or
    marketing. See Checkpoint 
    Sys., 104 F. Supp. 2d at 466
    ("That there is no overlap in the places these parties market
    their products tends to diminish the chance that someone
    who is a specialist in network security will even come
    across an advertisement for plaintiff, and vice versa."). And
    even if purchasers received such marketing materials, the
    high level of care with which they ordinarily made their
    purchasing decisions substantially lessened the likelihood
    of confusion. Put another way, the strength of Check
    Point's Software's mark within the corporate information
    security market would not likely affect the consumers
    within Checkpoint Systems's market, given the level of
    distinctiveness of the relevant markets found by the District
    Court.
    In light of these findings, the strength of Check Point
    Software's mark could have a determinative effect on the
    outcome of the reverse confusion analysis, if at all, only if
    extremely powerful. Only then could it "overwhelm" the
    marketplace diminishing the value of Checkpoint Systems's
    mark. Although the District Court did not analyze this
    factor, it was correct in finding that, "[i]n the present case,
    involving non-competing, unrelated products, such
    ``overwhelming' has not even remotely occurred." Checkpoint
    
    Sys., 104 F. Supp. 2d at 461
    .
    49
    As we held in Fisons, the court's application of the Lapp
    factors is not mechanical; rather it must weigh each factor
    against the 
    others. 30 F.3d at 473
    . When the reviewing
    court determines that almost all the relevant factors favor
    one party, it may discount one factor. See, e.g. , Jet, Inc. v.
    Sewage Aeration Sys., 
    165 F.3d 419
    , 423 (6th Cir. 1999)
    (finding no reversible error when the district court erred in
    its application of the "converging markets" factor but
    correctly applied other factors); Freedom Sav. and Loan
    Ass'n v. Way, 
    757 F.2d 1176
    , 1186 (11th Cir. 1985)
    (finding no reversible error where District Court erred in its
    application of the "similarity of products or services" factor
    but correctly applied other factors). We see no legal error
    here.
    C.
    Checkpoint Systems also contends the District Court
    erred in its evaluation of the evidence of actual confusion in
    its reverse confusion claim. In A&H Sportswear , we stated
    that in most trademark cases, parties allege both direct and
    reverse confusion since "the manifestation of consumer
    confusion as ``direct' or ``reverse' may merely be a function of
    the context in which the consumer first encountered the
    mark. Isolated instances of ``direct' confusion may occur in
    a reverse confusion case, and 
    vice-versa." 237 F.3d at 233
    .
    We declined "to create a strict bar to the use of``direct'
    confusion evidence in a ``reverse' confusion case, or vice
    versa." Id.34 Under this view, evidence that the public
    thought Check Point Software was the origin of Checkpoint
    Systems's products is just as probative of likely confusion
    as evidence that the public thought Checkpoint Systems
    was the origin of Check Point Software's products. 35 Here,
    _________________________________________________________________
    34. We noted that "as a matter of intuition" one might assume evidence
    that the public thought that the senior user was the origin of the junior
    users products would support a direct confusion claim while evidence
    that the public thought the junior user was the source of the senior
    user's product would support a reverse confusion claim. But we stated,
    "In our view, if we were to create a rigid division between ``direct' and
    ``reverse' confusion evidence, we would run the risk of denying recovery
    to meritorious plaintiffs." A&H Sportswear , 237 F.3d at 233.
    35. However, we noted in A&H Sportswear that "evidence working in the
    same direction as the claim is preferred, and ``misfitting' evidence must
    50
    the District Court properly examined the evidence of actual
    confusion36 and found it to be de minimis. We see no error.
    Finally, Checkpoint Systems contends the District Court
    erred in requiring evidence of actual confusion of
    purchasers at the point of sale to prove its reverse
    confusion claim. But as we have discussed, plaintiffs have
    mischaracterized the court's analysis. The court factored
    Checkpoint Systems's evidence of initial interest and
    investor confusion into its confusion analysis but found the
    evidence insubstantial. We see no clear error.
    V.
    For the foregoing reasons, we will affirm the judgment of
    the District Court.
    A True Copy:
    Teste:
    Clerk of the United States Court of Appeals
    for the Third Circuit
    _________________________________________________________________
    be treated carefully, for large amounts of one type of confusion in a
    claim for a different type may in fact work against the 
    plaintiff." 237 F.3d at 233
    . Here the court found minimal evidence supporting both
    Checkpoint Systems's direct and reverse confusion claims.
    36. The District Court stated:
    Though plaintiff did have incentive and ability to find [instances
    of
    actual] confusion if it occurred, by asking its sales persons,
    distributors, and customers, [Checkpoint Systems] did not offer any
    testimony of a confused purchaser at trial, showing an absence of
    reverse confusion (i.e., where a [Checkpoint Systems] customer
    seeks to purchase a [Checkpoint Systems] product because the
    customer believes it originated from [Check Point Software]).
    Similarly, plaintiff located no [Check Point Software] customers
    who
    indicated they became interested in a [Check Point Software]
    product because they thought it originated from[Checkpoint
    Systems].
    Checkpoint 
    Sys., 104 F. Supp. 2d at 464
    (internal citations omitted).
    51
    

Document Info

Docket Number: 00-2373

Filed Date: 10/19/2001

Precedential Status: Precedential

Modified Date: 10/13/2015

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