CAFC: PTAB’s Claim Construction Analysis Improperly Relied on Extrinsic Evidence
IP Watchdog
AUGUST 13, 2021
On Wednesday, the U.S. Court of Appeals for the Federal Circuit (CAFC), with Chief Judge Moore writing for the court, vacated and remanded a Patent Trial and Appeal Board (PTAB) decision, stating the PTAB erred in construing the claims of Magseis’ U.S. RE45,268 (’268 patent). Seabed Geosolutions (US) Inc. Magseis FF LLC.
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