Digi International Inc. v. Universal Design, Inc.
3 Cited authorities
In re E. I. DuPont DeNemours & Co.
476 F.2d 1357 (C.C.P.A. 1973) Cited 190 times 33 Legal AnalysesReciting thirteen factors to be considered, referred to as "DuPont factors"
CBS Inc. v. Morrow
708 F.2d 1579 (Fed. Cir. 1983) Cited 20 timesIn CBS, the court gave greater weight to the verbal portion of the subject mark because the evidence showed that “approximately 15% [of the product's] total sales are by mail order, and [the product's] 17–page catalog (of record) displays” the mark a number of times without its design elements.
Canadian Imperial Bank v. Wells Fargo Bank
811 F.2d 1490 (Fed. Cir. 1987) Cited 13 timesAffirming likelihood of confusion