( October 9, 2025, 12:53 PM EDT) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel has narrowed a medical device company’s wins before the U.S. Patent Trial and Appeal Board (PTAB); while the panel affirmed PTAB’s findings as to one of the patents at issue, it also found that substantial evidence did not support the board’s rejection of arguments regarding whether three other patents at issue were anticipated....