ALEXANDRIA, Va., June 19 -- United States Patent no. 12,330,188, issued on June 17, was assigned to TARKETT GDL S.A. (Lentzweiler, Luxembourg).

"Surface covering and method for the manufacture thereof" was invented by Guillaume Fascella (Wiltz, Luxembourg) and Michel Cancellier (Wiltz, Luxembourg).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a surface covering including: a wood-based substrate; a surface coating layer, the surface coating layer being obtained by the irradiation of a radiation-curable coating agent with UV light having a wavelength included from 120 nm to 230 nm; and a filler coating layer, the filler coating layer being located between the wood-based substrate and the surface c...