ALEXANDRIA, Va., June 9 -- United States Patent no. 12,286,991, issued on April 29, was assigned to VALINGE INNOVATION AB (Viken, Sweden).
"Set of panels with a mechanical locking device" was invented by Peter Derelov (Helsingborg, Sweden) and Johan Svensson (Nyvang, Sweden).
According to the abstract* released by the U.S. Patent & Trademark Office: "A set including a first panel, a second panel and a mechanical locking device for locking the first panel to the second panel. The first edge surface is facing the second panel surface in a locked position of the first and the second panel, the mechanical locking device includes a rod-shaped element at the first edge surface and an insertion groove at the second panel surface, the rod-shaped ...