Selox v. Fausek

In re E. I. DuPont DeNemours & Co.

Reciting thirteen factors to be considered, referred to as "DuPont factors"

Palm Bay Imp. v. Veuve Clicquot Ponsardin

Finding similarity between "VEUVE ROYALE" and "VEUVE CLICQUOT" because "VEUVE ... remains a ‘prominent feature’ as the first word in the mark and the first word to appear on the label"

Recot, Inc. v. Becton

Holding that the Board legally erred in not according sufficient weight to evidence of a mark's fame in a likelihood of confusion analysis, vacating, and remanding for further consideration

Giant Food, Inc. v. Nation's Foodservice

Holding that the shared term GIANT is the dominant portion of the marks, which supports a finding that there would be a likelihood of confusion between them

Citigroup Inc. v. Capital City Bank Group

Considering "corporate studies tracking awareness of the CITIBANK mark"

In re Nat. Data Corp.

Holding that a "likelihood of confusion cannot be predicated on dissection of a mark"

Century 21 Real Estate Corp. v. Century Life of America

Finding similarity between "CENTURY 21" and "CENTURY LIFE OF AMERICA" in part because "consumers must first notice th[e] identical lead word"

In re Shell Oil Co.

Finding a correlation based on evidence of “overlap of consumers”

In re Majestic Distilling Co., Inc.

Holding that malt liquor and tequila sold under the same mark would cause a likelihood of confusion

Section 1052 - Trademarks registrable on principal register; concurrent registration

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"