ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,961, issued on July 1, was assigned to Schlage Lock Co. LLC (Carmel, Ind.).

"Bluetooth device authentication over bluetooth advertisements" was invented by Matthew Barr (Indianapolis), Andrew Setter (Carmel, Ind.), Paul Avgerinos (Carmel, Ind.) and Joseph W. Baumgarte (Carmel, Ind.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of authenticating a mobile device over Bluetooth advertisements according to one embodiment includes broadcasting, by an access control device, a first Bluetooth advertisement including a challenge message generated by the access control device, receiving, by the mobile device, the first Bluetooth advertisement includ...