Spy Optic, Inc.
4 Cited authorities
In re E. I. DuPont DeNemours & Co.
476 F.2d 1357 (C.C.P.A. 1973) Cited 190 times 32 Legal AnalysesReciting thirteen factors to be considered, referred to as "DuPont factors"
Century 21 Real Estate Corp. v. Century Life of America
970 F.2d 874 (Fed. Cir. 1992) Cited 39 timesFinding similarity between "CENTURY 21" and "CENTURY LIFE OF AMERICA" in part because "consumers must first notice th[e] identical lead word"
Federated Foods v. Fort Howard Paper Co.
544 F.2d 1098 (C.C.P.A. 1976) Cited 16 times 1 Legal AnalysesStating that the mere existence of modern supermarket containing wide variety or products should not foreclose further inquiry into the likelihood of confusion arising from the use of similar marks on any goods so displayed
Section 1052 - Trademarks registrable on principal register; concurrent registration
15 U.S.C. § 1052 Cited 1,599 times 274 Legal AnalysesGranting 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"