Composition comprising at least one substituted acetylenic...

Details Composition comprising at least one substituted acetylenic... Composition comprising at least one substituted acetylenic...

2008-04-14

2009-11-03

Elhilo, Eisa B (Department: 1796)

Bleaching and dyeing; fluid treatment and chemical modification

Dyeing involving animal-derived natural fiber material ,...

Hair dyeing

C008S426000, C008S435000, C008S565000

Reexamination Certificate

active

07611546

ABSTRACT:
The invention relates to a composition for dyeing human keratin fibers, comprising, in a cosmetically acceptable medium, one or more cationic direct dyes comprising at least one carbon-carbon triple bond, for instance dyes of formula (I), (II) or (III) below:in which A1, A2and A3, independently of each other, correspond to a cationic heterocyclic group and B1, B2and B3, independently of each other, correspond to a particular aromatic nucleus; n may be equal to 1 or 2.

REFERENCES:
patent: 3414568 (1968-12-01), Collet et al.
patent: 2002/0132797 (2002-09-01), Kerwin et al.
patent: 2006/0021161 (2006-02-01), Lagrange et al.
patent: WO 00/03709 (2000-01-01), None
patent: WO 2006/087194 (2006-08-01), None
STIC Search Report dated Feb. 20, 2009.
French Search Report for French Application No. 0754453 dated Nov. 21, 2007.
European Search Report for European Application No. 08 15 4421 dated Oct. 13, 2008.

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