ALEXANDRIA, Va., July 16 -- United States Patent no. 12,668,981, issued on June 30, was assigned to VALINGE INNOVATION AB (Viken, Sweden).
"Building panel with a mechanical locking system" was invented by Fredrik Boo (Kagerod, Sweden), Anders Nilsson (Helsingborg, Sweden) and Karl Quist (Hoganas, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A set of panels each including a main surface, a first edge, an opposite second edge, a third edge which is adjacent to the first edge and a fourth edge which is opposite to the third edge. The set includes a mechanical locking device which is configured to lock the first edge to the second edge. The locking device includes a flexible tongue. The flexible tongue ...