ALEXANDRIA, Va., March 26 -- United States Patent no. 12,257,990, issued on March 25, was assigned to Polaris Industries Inc. (Medina, Minn.).

"Systems and methods for operating an all-terrain vehicle" was invented by Alex R. Scheuerell (Wyoming, Minn.), Jonathon P. Graus (Stacy, Minn.), Aidan B. Shaughnessy (Madison, Ala.) and Michael F. Donoughe (Rochester, Mich.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An all-terrain vehicle may include a frame and a plurality of ground-engaging members supporting the frame. The all-terrain vehicle may further include a powertrain assembly supported by the frame and shiftable transmission supported by the frame and operably coupled to the powertrain assembly. The al...