ALEXANDRIA, Va., July 30 -- United States Patent no. 12,371,628, issued on July 29, was assigned to Francisco Jose Burgos (Maple Grove, Minn.).

"Non-fossil, biodiesel fuel blends and methods of production thereof" was invented by Francisco Jose Burgos (Maple Grove, Minn.) and Jaime David Juliao (Sunny Isles Beach, Fla.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein are zero fossil carbon biodiesel fuel blends and methods of production thereof. Fuel blends of the present disclosure include quaternary blends comprising biodiesel, biofuels, plant oils, and renewable diesel fuels. Fuel blends of the present disclosure can be used as drop-in fuels for most diesel engines without further additives...