Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2011-07-26
2011-07-26
Elhilo, Eisa B (Department: 1761)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S407000, C008S408000, C008S433000, C008S570000, C008S573000, C548S366100
Reexamination Certificate
active
07985266
ABSTRACT:
The invention relates to colorant compositions for the oxidative dyeing of keratin fibers comprising an inhibiting system of radical scavengers and chelants in the dyeing composition. The invention also relates to methods for reducing color formation outside of the keratin fiber during oxidative dyeing comprising using such colorant compositions.
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Dahlgren Richard Marc
Marsh Jennifer Mary
Murphy Bryan Patrick
Zhang Guiru
Elhilo Eisa B
Grunzinger Laura R.
The Procter & Gamble & Company
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