The U.S. Court of Appeals for the Federal Circuit held in an opinion filed March 18, 2020, that petitioners to the Patent Trial and Appeal Board (PTAB) may not join themselves as a party to their earlier filed inter partes...more
The en banc Federal Circuit, in a 6–4 decision, invoked the doctrine of stare decisis and decided to retain the de novo standard for appellate review of district court claim constructions....more