ALEXANDRIA, Va., Sept. 1 -- United States Patent no. 12,723,599, issued on Sept. 1, was assigned to LASKO OPERATION HOLDINGS LLC (West Chester, Pa.).

"Assembly system for a portable fan" was invented by Thomas Hebling (Oreland, Pa.), Robert Pike (Bristol, Conn.) and Neil Franciotti (Doylestown, Pa.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A portable fan includes an air generation assembly. The air generation assembly includes a motor assembly, a rear grill, a front grill connected to the rear grill, an internal space defined by the rear grill and the front grill, and an impeller located substantially within the internal space. The motor assembly includes a polymer housing including connecting features ...