Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2006-11-14
2006-11-14
Elhilo, Eisa (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S406000, C008S409000, C008S410000, C008S421000, C008S570000, C548S300100
Reexamination Certificate
active
07135046
ABSTRACT:
The invention relates to a composition for the oxidation dyeing of keratin fibers, for example, human keratin fibers such as the hair, comprising at least one oxidation base chosen from 4,5-diamino-1-(β-hydroxyethyl)-1H-pyrazole and 4,5-diamino-1-(β-methoxyethyl)-1H-pyrazole, and the addition salts therof and at least one coupler chosen from 6-hydroxyindole and the addition salts therof. The invention also relates to a dyeing process using this composition.
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Elhilo Eisa
Finnegan Henderson Farabow Garrett & Dunner LLP
L'Oreal S.A.
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