532 U.S. 23 (2001) Cited 604 times 29 Legal Analyses
Holding that the dual-spring design was not protectable because it had a purpose “beyond serving the purpose of informing consumers that the sign stands are made by” the plaintiff
514 U.S. 159 (1995) Cited 576 times 51 Legal Analyses
Holding companies may not "inhibit[] legitimate competition" by trademarking desirable features to "put competitors at a significant non-reputation-related disadvantage"
Holding that the color blue for endoscopic probes was functional because its contrast with human tissue made the probe more visible through an endoscopic camera
Holding that a consideration in determining whether a particular product feature is functional is the existence of "advertising materials in which the originator of the design touts the design's utilitarian advantages"
Explaining that although the "Board is not required to discuss every piece of evidence," it cannot "disregard [evidence] without explanation" or "short-cut its consideration of the factual record before it"
15 U.S.C. § 1052 Cited 1,608 times 274 Legal Analyses
Granting authority to refuse registration to a trademark that so resembles a registered mark "as to be likely, when used on or in connection with the goods of the applicant, to cause confusion, or to cause mistake, or to deceive"
Providing rules for applicants “who seek to register words, letters, numbers, or any combination thereof without claim to any particular font style, size, or color”
Providing that in inter partes proceeding, "[t]he allegation in an application for registration, or in a registration, of a date of use is not evidence on behalf of the applicant or registrant" but, rather, "a date of use of a mark must be established by competent evidence"