ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,446,175, issued on Oct. 14, was assigned to Microsoft Technology Licensing LLC (Redmond, Wash.).

"Laminate rear cover with stiffened functional layer" was invented by Devin S J Caplow-Munro (Seattle), Apoorva Sharma (Sammamish, Wash.), Charbel Khawand (Sammamish, Wash.) and Gary Russell McClary (Palisade, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosed technology is generally directed to a mobile device with an active rear cover. In one example of the technology, an apparatus comprises a mobile device, including: a chassis that has a recessed region, electronic components disposed in the chassis, and, embedded in the recessed region, ...