News & Analysis as of

Remand DuPont Factors Appeals

McDermott Will & Emery

Unbranded Brandy: COGNAC Certification Mark Matters, Even in Hip-Hop

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit vacated a ruling from the Trademark Trial & Appeal Board, disagreeing with the Board’s dismissal of Bureau National Interprofessionnel du Cognac’s opposition to a trademark...more

McDermott Will & Emery

Trademark Trial & Appeal Board Gets a DuPont 101 Lesson

McDermott Will & Emery on

Addressing errors in the Trademark Trial & Appeal Board’s likelihood of confusion analysis in a cancellation action, the US Court of Appeals for the Federal Circuit vacated and remanded, holding that the Board erred by...more

McDermott Will & Emery

If at First You DuPont Succeed, Try a Different Factor

McDermott Will & Emery on

The US Court of Appeals for the Federal Circuit remanded a Trademark Trial & Appeal Board decision, finding that the Board incorrectly analyzed several DuPont factors, improperly disregarded the DuPont factor regarding...more

Knobbe Martens

Where's the Beef? Establishing Fame in Trademark Disputes

Knobbe Martens on

A decision from the Federal Circuit clarified how the USPTO should analyze evidence of fame under the fifth DuPont factor. The decision sheds light on how fashion brands can establish that their marks are famous through...more

Dorsey & Whitney LLP

DuPont Factors of Likely Confusion – Long Term Co-Existence Without Confusion Deserves Consideration by TTAB

Dorsey & Whitney LLP on

Recently, the Court of Appeals for the Federal Circuit vacated and remanded to the Trademark Trial and Appeal Board a decision on an ex parte appeal regarding a likelihood of confusion between the applicant’s mark GUILD...more

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