ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,410,646, issued on Sept. 9, was assigned to Roberta Brown (Summerville, S.C.).
"Removable lock system" was invented by Roberta Brown (Summerville, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device that can be used as a second line of security to a primary door lock that sounds an alarm to notify the occupants of an unauthorized entry attempt. The device is durable, convenient, lightweight, and has a durable small circular plastic buzzer on an elongated arm/bar of the device, which buzzer stays out of view yet alarms the occupants of intruders as well as provides a sense of security for anyone traveling to hotels, motels, dorms, houses, apart...