ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,527,735, issued on Jan. 20, was assigned to Colgate-Palmolive Co. (New York).
"Oral care compositions and methods" was invented by Carl Myers (Wayne, N.J.) and Gokul Govindaraju (Somerville, N.J.).
According to the abstract* released by the U.S. Patent & Trademark Office: "This application relates to novel black translucent oral care compositions useful for combining and delivering incompatible stannous fluoride or stannous chloride and potassium salts in a charcoal composition, for example, to provide effective caries prevention, protection against dental erosion, and relief from dental hypersensitivity. The compositions comprise stannous fluoride or stannous chloride, nitric acid o...