ALEXANDRIA, Va., July 21 -- United States Patent no. 12,689,154, issued on July 21, was assigned to Chatsworth Products Inc. (Georgetown, Texas).

"Electrical receptacle locking system" was invented by Preston E. Hennrich (Leander, Texas) and Wade A. Much (Hutto, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "A power distribution unit (PDU) includes a housing, a power input extended from the housing, and at least one electrical receptacle removably attached to the housing and configured to be electrically connected to the power input. The at least one electrical receptacle can include a base surface and an inner core extended from the base surface. The inner core can include an outer surface configured ...