( July 31, 2026, 10:35 AM EDT) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel in a July 30 opinion affirmed a finding from the U.S. Patent Trial and Appeal Board (PTAB) that a telecommunications company’s challenged patent claims were invalid as anticipated; the panel rejected the appellant entity’s argument that PTAB violated the Administrative Procedure Act (APA) by relying on an argument about which it did not have proper notice....