ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,435,524, issued on Oct. 7, was assigned to Gerflor (Villeurbanne, France).
"Panel for producing a free-lying floor covering" was invented by Olivier Ceysson (Bollene, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A panel having the shape of a plank or a tile for the production of a floor covering, comprising two pairs of opposed sides defining: a first two opposed edges for inclined assembly a second two opposed edges for vertical assembly-the male coupling of the edges for the vertical assembly comprise a male groove extending along the edge and opening onto the lower face of the panel-the female coupling of the edges for the vertical assembly c...