ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,551,318, issued on Feb. 17, was assigned to ALIGN TECHNOLOGY INC. (San Jose, Calif.).

"Method, system and model for indirect bonding" was invented by Avi Kopelman (Palo Alto, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A physical model of at least a portion of a patient's dentition has model dental surfaces corresponding to real dental surfaces of the patient's dentition. The physical model includes one or more targets, each configured for facilitating placement of a orthodontic appliance on the model at a desired location. The targets lack mechanical stops that are outwardly protruding from the original model dental surfaces. Also provided ar...