What Is the PTAB? A 2026 Guide for In-House Counsel
The Patent Trial and Appeal Board (PTAB) is the administrative tribunal within the U.S. Patent and Trademark Office that adjudicates contested post-grant patent validity
The Patent Trial and Appeal Board (PTAB) is the administrative tribunal within the U.S. Patent and Trademark Office that adjudicates contested post-grant patent validity
On December 23, 2025, the U.S. Court of Appeals for the Federal Circuit affirmed three decisions of the Patent Trial and Appeal Board (“PTAB”)