Patents

Combe Patents Air Oxidation Hair Color Composition

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By: TOM BRANNA

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US Patent No. 9,474,704 B2;  Combe Incorporated has patented a method for gradually coloring hair. It entails the following steps: applying an air oxidation hair color composition to hair; removing the composition from the hair directly after application; and repeating a set of steps in multiple spaced intervals. The air oxidation hair color composition contains a grooming agent selected from the group consisting of a cleansing surfactant and a conditioning agent....

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