ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,433,720, issued on Oct. 7, was assigned to Align Technology Inc. (San Jose, Calif.).
"Orthodontic appliances with elongate tactile objects" was invented by Chunhua Li (Cupertino, Calif.), Jennifer Chen (San Francisco), John Morton (San Jose, Calif.), Jon Moss (Antioch, Calif.), Clark Kaufhardt (Danville, Calif.) and Heng Cao (Santa Clara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Appliances for orthodontic treatment are provided. In some embodiments, an orthodontic appliance includes a shell having a plurality of teeth-receiving cavities shaped to reposition a patient's teeth from a first arrangement toward a second arrangement. The shell can...