ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,444,797, issued on Oct. 14, was assigned to SimpliSafe Inc. (Boston).

"Battery retaining device" was invented by Kristin Dowd (Bolton, Mass.), Kaleb Brown (Boston), James Heywood (Charlton, Mass.), Dean Goodale (Medway, Mass.), Yu-Hsiang Chiu (New Taipei, Taiwan), Shan-Chun Yu (New Taipei, Taiwan) and Chih-Chien Hu (New Taipei, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device includes a base and a depressible cover. The base defines a battery opening in which to receive a battery having the form factor of a coin-cell. The base includes a retainer located proximate to the battery opening. The depressible cover is disposed in the battery ope...