ALEXANDRIA, Va., Dec. 31 -- United States Patent no. 12,508,102, issued on Dec. 30, was assigned to Align Technology Inc. (San Jose, Calif.).

"Mold Fabrication using virtual fillers" was invented by Israel Velazquez (Juarez, Mexico), Andrey Cherkas (Krasnoznamensk, Russia), Stephan Albert Alexandre Dumothier (Houston), Anatoliy Parpara (Moscow), Alexey Geraskin (Moscow) and Yury Slynko (Moscow).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system includes a memory device and a processing device operatively coupled to the memory device. The processing device determines two or more adjacent teeth in a virtual model, determines a characteristic of the teeth indicative of a spatial relationship between the tee...