US Patent 7122061 Agents for dyeing keratin fibers, containing 4-aminobiphenyl-3-ol-derivatives
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Patent Inventor Names
Hans-Juergen Braun0
Laurent Chassot0
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Patent abstract
The present invention has for an object compounds of formula (I) and colorants containing these 4-aminobiphenyl-3-ol derivatives of general formula (I) for dyeing keratin fibers, particularly hair,
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US Patent 07122061 Agents for dyeing keratin fibers, containing 4-aminobiphenyl-3-ol-derivatives US Patent 7122061 Agents for dyeing keratin fibers, containing 4-aminobiphenyl-3-ol-derivatives
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Patent Number
071220610
Patent Number
71220610
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Patent Jurisdiction
Patent Number
071220610
Date of Patent
October 17, 2006
0Patent Application Number
105018330
Date Filed
May 13, 2003
0Official Website
Patent Primary Examiner
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US Patent 07122061 Agents for dyeing keratin fibers, containing 4-aminobiphenyl-3-ol-derivatives
Infobox
Is a
Patent jurisdiction
Patent number
07122061
Date of patent
October 17, 2006
Patent application number
10501833
Date Filed
May 13, 2003
Patent primary examiner
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