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Patent applications and USPTO patent grants for Dasher; George F..The latest application filed is for "quaternary ammonium compounds in pretreatment of hair before shampooing with an anionic shampoo".
Patent | Date |
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Quaternary ammonium compounds in pretreatment of hair before shampooing with an anionic shampoo Grant RE31,126 - Dasher , et al. * January 18, 1 | 1983-01-18 |
Quaternary ammonium compounds in pretreatment of hair before shampooing with an anionic shampoo Grant RE30,874 - Dasher , et al. March 2, 1 | 1982-03-02 |
Method for gradual coloring of hair to a light brown shade and preparations for use therein Grant 4,297,098 - Dasher , et al. October 27, 1 | 1981-10-27 |
Quaternary ammonium compounds in pretreatment of hair before shampooing with an anionic shampoo Grant 4,061,150 - Dasher , et al. * December 6, 1 | 1977-12-06 |
Quaternary ammonium compounds in pretreatment of hair before shampooing with an anionic shampoo Grant 3,980,091 - Dasher , et al. September 14, 1 | 1976-09-14 |
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