ALEXANDRIA, Va., July 30 -- United States Patent no. 12,370,020, issued on July 29, was assigned to Solventum Intellectual Properties Co. (Maplewood, Minn.).

"Indirect bonding tray for bonding orthodontic appliances and methods of making and using the same" was invented by Mitchell A. Hirsch (Woodbury, Minn.), Daniel J. Skamser (Ham Lake, Minn.) and David K. Cinader Jr. (Woodbury, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Trays for indirect bonding orthodontic appliances to a patient's teeth and methods of bonding orthodontic appliances to patient's teeth, using a custom patient-specific mold body that optimizes the placement of the orthodontic appliances on the patient's teeth. Method of designin...