( July 20, 2026, 2:03 PM EDT) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel said on July 17 that the U.S. Patent Trial and Appeal Board’s (PTAB) finding that certain claims of a patent describing a type of manually-operated treadmill were unpatentable as obvious in view of prior art references should stand in a dispute between two fitness device manufacturers....