ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,426,994, issued on Sept. 30, was assigned to ALIGN TECHNOLOGY INC. (San Jose, Calif.).

"Methods for generating dental models and appliances" was invented by Srinivas Kaza (Mountain View, Calif.) and Bob Grove (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method of treating a patient's dentition may include generating, from a first 3D model of a first physical impression of a first arch of a patient and a second 3D model of a second physical impression of a first arch of the patient, a reconstructed 3D model of the first arch of the patient by incorporating one or more portions of the first 3D model with one or more portions of the ...