ALEXANDRIA, Va., April 15 -- United States Patent no. 12,601,213, issued on April 14, was assigned to ASSA ABLOY AB (Stockholm).

"Arrangements for closing access member, and access member systems" was invented by Lars Elsmark (Saltsjo-Boo, Sweden), Kaj Niegmann (Hagersten, Sweden) and Jonas Merkland (Jarfalla, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "An arrangement for closing an access member rotatable relative to a frame, the arrangement comprising a frame part for fixation to the frame; an access member part for fixation to the access member, the access member part being rotatable relative to the frame part about a hinge axis between a closed position and an open position; a mechanical force ...