ALEXANDRIA, Va., June 16 -- United States Patent no. 12,653,643, issued on June 16, was assigned to Smylio Inc. (Fremont, Calif.).

"Orthodontic appliances and materials" was invented by Loc Phan (Santa Clara, Calif.) and Huong Dinh (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An orthodontic appliance shaped to receive teeth. The orthodontic appliance can be constructed from a laminate structure with a outer transparent layer and an inner translucent layer. The translucent layer can scatter light to decrease a relative degree or perceived gloss to the human eye, and hence provide a more natural appearance to the orthodontic appliance."

The patent was filed on March 16, 2020, under Applica...