ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,123, issued on May 26, was assigned to Solmetex LLC (Northborough, Mass.).

"Dental mouthpiece" was invented by Thien Nguyen (Santa Ana, Calif.), Tam Thanh Pham (San Francisco), Ethan Nguyen (Santa Ana, Calif.) and Lauren Nguyen (Santa Ana, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dental mouthpiece is provided that may be attached to a high-suction dental adapter for the purpose of assisting the dental staff during dental procedures through chair-side, hands-free suction, and isolation. Such a mouthpiece may comprise a main body portion, a cheek retractor portion, and a suction connector portion. In an embodiment, the main body portion,...