Patents

Colgate Patents Preservative System for Mouthwash

Researchers Sandra Pereira Ramos, Luiz Alberto Goncalves Filho, Fernanda Correa, Tatiana Cinquetti and Paulo Focassio are cited in this new oral care patent.

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By: Christine Esposito

Editor-in-Chief

US Patent No. 11,786,762 B2 (Sandra Pereira Ramos, Luiz Alberto Goncalves Filho, Fernanda Correa, Tatiana Cinquetti, Paulo Focassio); Colgate-Palmolive Company has patented a mouthwash comprising 0.5-2% by wt. arginine, in free or salt form; from about 50-80 wt.% water; 0.2 wt% benzyl alcohol; 7 wt% propylene glycol; 7 wt% sorbitol; a methyl vinyl ether/maleic anhydride copolymer having a molecular weight (M.W.) of from about 300,000 to about 800,000; and 18 wt% glycerin....

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