US Patent 7294151 Means and method for dyeing keratin fibres
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Patent Inventor Names
Caroline Kiener0
Cécile Pasquier0
Hans-Juergen Braun0
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Patent abstract
The agent for coloring keratin fibers is based on oxidative dye precursors and contains:(a) at least one hydrazone derivative of formula (I) or a physiologically compatible salt thereof,(b) at least one coupler or a physiologically compatible salt thereof, and(c) a persulfate salt as oxidant. A multicomponent kit for coloring keratin fibers and a method of coloring keratin fibers using the agent are also provided
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US Patent 07294151 Means and method for dyeing keratin fibres US Patent 7294151 Means and method for dyeing keratin fibres
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Patent Number
072941510
Patent Number
72941510
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Patent Jurisdiction
Patent Number
072941510
Date of Patent
November 13, 2007
0Patent Application Number
105299790
Date Filed
January 30, 2004
0Official Website
Patent Primary Examiner
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US Patent 07294151 Means and method for dyeing keratin fibres
Infobox
Is a
Patent jurisdiction
Patent number
07294151
Date of patent
November 13, 2007
Patent application number
10529979
Date Filed
January 30, 2004
Patent primary examiner
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