ALEXANDRIA, Va., July 16 -- United States Patent no. 12,667,233, issued on June 30, was assigned to BISSELL Inc. (Grand Rapids, Mich.).
"Handheld extraction cleaner" was invented by Aaron Griffith (Grand Rapids, Mich.), Victoria J. Royale (Comstock Park, Mich.) and Derek Everett Smith (Grand Rapids, Mich.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A handheld extraction cleaner includes a unitary body provided with a carry handle, and further provided with a supply tank, a suction nozzle, a recovery tank, and a suction source, all of which are carried by the unitary body. In one aspect, the suction nozzle includes a cleaning angle guide skid to orient the extraction cleaner at an optimal cleaning angle."...