( November 25, 2025, 11:58 AM EST) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel on Nov. 24 affirmed a Virginia federal judge’s dismissal of claims that the U.S. Patent and Trademark Office (PTO) engaged in fraud to deny a pro se appellant’s patent applications, noting that it is the third time the appeals court has considered “frivolous” claims from the appellant....