( August 7, 2026, 1:57 PM EDT) -- WASHINGTON, D.C. — The U.S. Patent Trial and Appeal Board (PTAB) correctly found that a claim in a patent describing a type of crossbow was unpatentable as anticipated by a prior art reference, a Federal Circuit U.S. Court of Appeals panel held in an Aug. 6 opinion; the panel saw no error in how PTAB construed the phrase “mounted to” when considering how bowstrings were attached to the described crossbow....