Company News, Patents

Patent Review

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By: TOM BRANNA

Editor

Colgate Patents Red Herbal Tooth Powder U.S. Patent No. 7,736,629 B2; Colgate-Palmolive Company has received a U.S. patent for a tooth powder that contains calcium carbonate having a particle size and angularity effective to provide mild abrasivity to dental enamel, red iron oxide of low abrasivity, which imparts a red color to the composition, and a herbal component. Liquid Applicator Patented By SC Johnson U.S. Patent No. 7,743,443 B2; S.C. Johnson has patented a method for applying...

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