( March 12, 2026, 10:12 AM EDT) -- WASHINGTON, D.C. — A Federal Circuit U.S. Court of Appeals panel on March 11 reversed an Iowa federal judge’s finding that claims of a patent describing a type of crop harvesting tool were invalid as indefinite; the panel held that the patent specification’s reference to a commercially available controller with logic circuitry constituted sufficient corresponding structure without the disclosure of an algorithm....