ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,218, issued on Jan. 13, was assigned to Dentsply Sirona Inc. (York, Pa.).
"Methods for curing dental appliances" was invented by Benjamin Sun (Charlotte, N.C.) and Balaji Prabhu (Indian Land, S.C.).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to methods for curing polymeric dental appliances comprised of partially cured photopolymerizable components, especially for additively manufactured denture base and artificial tooth components utilized in the production of full and partial dental prostheses. In particular, the invention relates to methods of utilizing a curing apparatus having one or more controllable heating sou...