Mealey's (February 13, 2019, 12:42 PM EST) -- WASHINGTON, D.C. — A determination by the Patent Trial and Appeal Board that a patented controller for gas turbofan engines used in aircraft is obvious should be reversed because the findings are premised on an erroneous construction claim construction, the patent owner maintains in a recent appeal to the Federal Circuit U.S. Court of Appeals (United Technologies Corporation v. General Electric Company, No. 18-2340, Fed. Cir.)....