ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,439,481, issued on Oct. 7, was assigned to CT-COATING AG (Konigswinter, Germany).
"Method for producing a paving slab" was invented by Ernst Holzenbein (Cochem, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A paving slab is provided, including a slab body having a recess, a module which is arranged in the recess, wherein the module extends in a planar manner along a module plane, and a flat cover element, which is oriented along the module plane and is translucent at least in sections, for protecting the at least one module. The module is enclosed in a liquid-tight manner by the slab body and the cover element. The module includes a photovoltaic...