ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,778,320, issued on Nov. 3, was assigned to SENNCO SOLUTIONS INC. (Plainfield, Ill.).

"Theft deterrent system" was invented by Andy Reynolds (Aurora, Ill.), Daniel L. Horvath (Plainfield, Ill.) and Grace L. Richardson (Morris, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A theft deterrent system for mounting on a retail shelf that includes a receiver to attach to the retail shelf and a plurality of gates positioned along the receiver. Each gate of the plurality of gates is arranged to swing open from the receiver. A plurality of blockers is arranged in a slidable manner along the receiver. Each blocker provides audible feedback as it slides relativ...