ALEXANDRIA, Va., June 9 -- United States Patent no. 12,286,812, issued on April 29, was assigned to ANYLOK Co. LTD. (South Korea).
"Push-pull door lock having locking means" was invented by Hyun Jin Lee (Siheung-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a push pull door lock that includes a door locking part disposed inside a door to lock the door, bodies fixedly located to the indoor and outdoor sides of the door, handles pushedly or pulledly disposed on the bodies to release a locking state of the door locking part, and locking means disposed on the bodies to lock the operations of the handles so that the door is locked, wherein the locking means includ...