Keratin dyeing compounds, keratin dyeing compositions...

Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing

Reexamination Certificate

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C008S406000, C008S408000, C008S435000, C008S570000, C008S573000, C548S371700

Reexamination Certificate

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07850742

ABSTRACT:
Compositions for the oxidative dyeing of keratin fibers, comprising a medium suitable for dyeing and at least one 3-substituted pyrazole keratin dyeing compound and derivatives thereof. A method for oxidative dyeing of keratin fibers, comprising applying such compositions in the presence of an oxidizing agent, for a period sufficient to develop the desired coloration.

REFERENCES:
patent: 5061289 (1991-10-01), Clausen
patent: 5663366 (1997-09-01), Neunhoeffer
patent: 6090162 (2000-07-01), Maibru
patent: 6118008 (2000-09-01), Malle
patent: 6660046 (2003-12-01), Terranova
patent: 2002/0050013 (2002-05-01), Vidal et al.
patent: 2006/0246022 (2006-11-01), Bureiko et al.
patent: 2007/0050922 (2007-03-01), Glenn, Jr.
patent: 1 586 303 (2005-10-01), None
STIC Search Report dated Feb. 3, 2010.

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