ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,604, issued on April 15, was assigned to Sukup Manufacturing Co. (Sheffield, Iowa).

"Sweep system for full elevated floor grain bins" was invented by Ryan Olson (Dows, Iowa), David Jay Brownmiller (Mason City, Iowa) and Randal Marcks (St. Ansgar, Iowa).

According to the abstract* released by the U.S. Patent & Trademark Office: "A full floor sweep system having a skeletonized head section to facilitate removal of grain from a grain bin. The sweep system having an elongated body extending a length between an inward end and an outward end and having a leading side and a trailing side. The elongated body is connected to a pivot point at the center of the grain bin and is configured to...