ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,387,544, issued on Aug. 12, was assigned to Federal Express Corp. (Memphis, Tenn.).

"Methods of performing a dispatched consumer-to-store logistics operation for an item being replaced using a modular autonomous bot apparatus assembly and a dispatch server" was invented by Ole-Petter Skaaksrud (Germantown, Tenn.), Frank Mayfield (Collierville, Tenn.) and Daniel Gates (Memphis, Tenn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods are described that perform a dispatched consumer-to-store return or swap logistics operation for an item being replaced using a modular autonomous bot apparatus assembly and a dispatch server. The method begins with rece...