04.01.19
US Patent No. 10,213,369 B2 (Kavita Vemishetti, Linh Fruge, Michael Prencipe); Colgate-Palmolive Company has been awarded a patent for an oral care composition that is comprised of a stannous ion source, a zinc ion source; polyphosphate; and a thickening agent comprising polyvinylpyrrolidone, polysaccharide gum and carboxymethyl cellulose.