ALEXANDRIA, Va., July 28 -- United States Patent no. 12,692,818, issued on July 28, was assigned to Pratt & Whitney Canada Corp. (Longueuil, Canada).

"Selecting fuel for use in multi-fuel aircraft powerplant based on operation settings of powerplant performance characteristics" was invented by Jeffrey Weinstein (Cote St-Luc, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of operation is provided. The operating method includes: operating an aircraft powerplant with a powerplant performance characteristic at a first setting, the operating of the aircraft powerplant including combusting a first fuel in the aircraft powerplant; receiving a command to operate the aircraft powerplant with the power...