Company News, Patents

P&G Awarded Patents for Oral Care Compositions

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By: TOM BRANNA

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• The Procter & Gamble Company has been awarded a number of US patents covering oral care compositions with silica as a component. These include the following: 8,211,406 B2—an oral care composition comprising fused silica and a stannous ion source; 8,211,407 B2—a method of making an oral care composition which has the addition of a fused silica slurry that is comprised of silica, water and a binder; US 8,211,408 B2—a low PH oral care composition comprising fused silica and a fluori...

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