ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,479, issued on July 8, was assigned to MOTOROLA SOLUTIONS INC. (Chicago).

"Device having an inner sealing surface forming contours around screw bosses" was invented by Liong Siung Wong (Bayan Lepas, Malaysia), Pedram Djavadkhani (Georgetown, Malaysia) and Chun Wen Ooi (Georgetown, Malaysia).

According to the abstract* released by the U.S. Patent & Trademark Office: "A portable communication device having an inner sealing surface forming contours around screw bosses is provided. The device comprises non-metallic housings that mate to form an interior. A first housing comprises: an inner sidewall forming a sealing surface extending around the inner sidewall; an outer sidewall opposi...