ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,410,571, issued on Sept. 9.

"Ground following snow plow attachment" was invented by Alexandre Cote (L'Isle-Verte, Canada) and Etienne Cote (L'Isle-Verte, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "An attachment assembly for attaching a snow plow blade to a vehicle includes a pair of interface brackets, a pair of articulated intermediate structures mounted to the interface brackets, a transversal member joining the intermediate structures, and a trigger assembly. The trigger assembly includes a static member with a pivoting attachment point for attachment to the snow plow blade and top and bottom attachment points for releasable attachment to...