ALEXANDRIA, Va., Sept. 23 -- United States Patent no. 12,421,710, issued on Sept. 23.
"Beaver control device for a culvert" was invented by Walter Fleming (Fort Erie, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A culvert has an attachment at an entrance end for inhibiting beaver activity at the culvert where the attachment includes two panels coupled together at one end by a third panel portion or by a hinge to form a pivotal structure with each panel including a bottom rail placed on a ground surface extending from the culvert entrance and a plurality of upstanding bars at spaced positions along the bottom rail. The attachment is opened at the hinge line or the third panel portion so that the hing...