Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Aziz Fadli0
Date of Patent
October 30, 2007
0Patent Application Number
112206880
Date Filed
September 8, 2005
0Patent Primary Examiner
Patent abstract
Disclosed herein are novel heteroaromatic binuclear direct dyes, dye compositions containing these dyes and also a process for dyeing keratin fibers using them. In particular, the invention relates to heteroaromatic binuclear direct dyes comprising a pyridine nucleus.
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