( May 3, 2024, 11:53 AM EDT) -- WASHINGTON, D.C. — The Federal Circuit U.S. Court of Appeals on May 2 said its affirmance the same day of findings by the Patent Trial and Appeal Board that three patents are invalid has an issue preclusive effect on a separate appeal of an amended final judgment by a Texas federal judge who, on remand, recalculated damages for infringement of the same patents....