Insights

Analysis of patent litigation, PTAB practice, prosecution and pharma IP, written on the data behind LexDana.

Tagged clothing · clear

Not Lost in Translation: Federal Circuit Clarifies Application of the Doctrine of Foreign Equivalents

Written by : Justin J. Gillett and Oren J. Rosenberg IN RE: VETEMENTS GROUP AG Before Prost, Wallach , and Chen. Appeal from the Trademark Trial and Appeal Board. Summary: A party opposing application of the doctrine of foreign equivalents has the burden…

June 25, 2025Federal Circuit2 min read

Accused Infringer S Ornamental Logo May Defeat Design Patent Infringement Claim

COLUMBIA SPORTSWEAR v. SEIRUS INNOVATIVE ACCESSORIES Before Lourie, Moore, and Stoll. Appeal from the U.S. District Court for Southern District of California. Summary: An accused infringer’s use of ornamental logos can and should be considered as one…

November 14, 2019Federal Circuit1 min read