ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,520,817, issued on Jan. 13.
"Double-layer pet bowl" was invented by Chongjue Yang (Huanghua, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A double-layer pet bowl including a bowl rack and a base plate. The bowl rack is arranged above the base plate. A splash proof wall structure is provided by protruding from the edge of the surface of the bowl rack, and the surface of the bowl rack is provided with holes for placing pet bowls. A partition structure is provided between the holes, and both ends of the partition structure are respectively coupled to the splash proof wall structure. The splash proof wall structure effectively prevents food and wate...