Donlar Corp.
3 Cited authorities
In re E. I. DuPont DeNemours & Co.
476 F.2d 1357 (C.C.P.A. 1973) Cited 191 times 33 Legal AnalysesReciting thirteen factors to be considered, referred to as "DuPont factors"
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
AMF Inc. v. American Leisure Products, Inc.
474 F.2d 1403 (C.C.P.A. 1973) Cited 13 timesHolding that "little weight is to be given [to third-party] registrations in evaluating whether there is likelihood of confusion" because "[t]he existence of these registrations is not evidence of what happens in the market place or that customers are familiar with them"