ALEXANDRIA, Va., Jan. 13 -- United States Patent no. 12,521,318, issued on Jan. 13, was assigned to Dentsply Sirona Inc. (York, Pa.).
"Dental varnish" was invented by Amit Jha (Dover, Del.) and Thomas Simonton (Mount Wolf, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein are dental treatment compositions, more particularly, a dental varnish composition useful in effective fluoridation, enhancement of remineralization the tooth enamel, and hypersensitivity through occlusion of dentine tubule. The dental varnish composition includes a hydrogel system and at least one fluoride source, wherein the dental varnish is water soluble. The hydrogel system includes at least one polyphenol having at l...