US Patent 7172633 Lightening dye composition comprising at least one cationic direct dye containing mixed chromophores
Patent 7172633 was granted and assigned to L'Oréal on February, 2007 by the United States Patent and Trademark Office.
Is a
Current Assignee
Date Filed
June 16, 2004
Date of Patent
February 6, 2007
Patent Application Number
10980899
Patent Inventor Names
Leila Hercouet
0
Henri Samain
0
Patent Jurisdiction
Patent Number
Patent Primary Examiner
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