ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,195, issued on April 14.

"Adjustable top plate device for a jack post" was invented by Etienne Joyal Tremblay (Farnham, Canada) and Jacques Fornio (Farnham, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "An adjustable top plate device for a jack post for supporting a top structure when positioned on a floor structure. The adjustable top plate device comprises a plate member, at least one protrusion and an insert body. The plate member defines a top surface for interfacing and/or engaging the top structure and an opposite undersurface for engaging a top plate of jack post The protrusion protrudes from the top surface of the plate member for e...