ALEXANDRIA, Va., Jan. 29 -- United States Patent no. 12,209,789, issued on Jan. 28, was assigned to TRUE MANUFACTURING Co. INC. (O'Fallon, Mo.).
"Field-installable refrigerated cabinet kit, refrigerated merchandiser, and methods of use" was invented by John Friend (Washington, Mo.), Joseph Fontecchio (St. Peters, Mo.), Christian Pizzi (St. Peters, Mo.) and Daniel Pestka (Wentzville, Mo.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A refrigerated storage or display device includes a pressure relief valve in an insulated wall of an evaporator enclosure and a frosting chamber between the pressure relief valve and the evaporator assembly. The pressure relief valve is heated so that no frost forms on the valve....