ALEXANDRIA, Va., June 19 -- United States Patent no. 12,331,769, issued on June 17, was assigned to VALINGE INNOVATION AB (Viken, Sweden).

"Set of panels with a mechanical locking device" was invented by Peter Derelov (Helsingborg, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A set of panels including a first panel with a first main plane and a second panel with a second main plane, wherein the first main plane is essentially perpendicular to the second main plane and a junction plane is extending between the first main plane and the second main plane, wherein the first and the second panel includes a mechanical locking device which is configured for locking a first junction plane surface of the fir...