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 district court could enjoin trademark infringement defendant from using any image of a polar bear on a five ounce chocolate-covered ice cream bar, despite the fact that plaintiff "has no exclusive right to use a polar bear image"
Holding color functional under traditional test and stating "[w]here the design is functional under the traditional test, there is no need to proceed further to consider if there is a competitive necessity for the feature"
Holding various elements of a cookbook's design functional but recognizing that their appearance in concert could garner legal protection "unless it was the only way the product could look, consistent with its performing each of the product's functions optimally"
Holding that a steel deck's corrugated dovetail profile impacts the sectional modulus of the deck, determining how much stress the product will tolerate and ultimately affecting the product's strength
15 U.S.C. § 1052 Cited 1,610 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"