ALEXANDRIA, Va., July 9 -- United States Patent no. 12,351,290, issued on July 8, was assigned to Flying Whales (Suresnes, France).

"Electrically propelled airship having a rigid frame and power-generating nacelle with which the airship is provided" was invented by Pierrot Guillou (Suresnes, France) and Clemence Taillardat (Suresnes, France).

According to the abstract* released by the U.S. Patent & Trademark Office: "An airship comprises a main body having a rigid structure surrounding a plurality of containers for a lighter-than-air gas, a plurality of propeller units mechanically connected to the rigid structure and each comprising one or more electric motors for driving a thrust propeller, and one or more power-generating units for pow...