ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,818, issued on April 15, was assigned to iKeyless LLC (Louisville, Ky.).

"Remote programming system and method for replacement vehicle keys" was invented by Terry Tonsing (St. Louis) and Patrick Linsenbardt (St. Louis).

According to the abstract* released by the U.S. Patent & Trademark Office: "A remote programming system for engine control units of vehicles operates by coupling an onboard diagnostic interface device with an engine control unit of a vehicle, communicatively linking the interface device with a hand held device, communicatively linking the hand held device with a back end programming machine that is remotely located from the vehicle, communicating identifying inform...