ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,872, issued on Feb. 24, was assigned to Columbia Insurance Co. (Omaha, Neb.).

"Composite structure for applying tiles to a surface, and systems and methods of using same" was invented by Thomas Odum (Tunnel Hill, Ga.) and James Burns (Rocky Face, Ga.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A composite structure for use in tiling surfaces is disclosed. The composite structure can include a fiber matrix impregnated with a water-activated setting material. The composite structure can be wet and then compressed between a tile and an application surface. The composite structure can cure to provide a support surface for the tile."

The patent was f...