ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,553,259, issued on Feb. 17, was assigned to dormakaba USA Inc. (Indianapolis).
"Reduced-friction latch bolt" was invented by Juan Alvarado (Indianapolis) and Jeromy Higgins (Indianapolis).
According to the abstract* released by the U.S. Patent & Trademark Office: "A door assembly includes a frame including a strike member, the strike member including a first coating having a first material and a door hingedly coupled to the frame, the door including a latch member operable to engage with the strike member to secure the door in a closed position, the latch member including a second coating having a second material, the second material being different than the first material."
The pat...