Bleaching and dyeing; fluid treatment and chemical modification – Bleaching
Reexamination Certificate
2007-02-20
2007-02-20
Elhilo, Eisa (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Bleaching
C008S107000, C008S110000, C008S405000, C008S455000, C132S202000, C132S208000, C424S070100, C424S070200, C424S070500
Reexamination Certificate
active
10489733
ABSTRACT:
The invention relates to a cosmetic composition which is intended, in particular, for bleaching human keratin fibers, particularly hair, which have been dyed with oxidation dyes and/or direct dyes. The inventive composition comprises sulphunic acid derivatives having general formula (I) in a cosmetically-acceptable medium, at a pH of between 1.5 and 9. The invention also relates to novel compounds having formula (I), the devices comprising several compartments which are used to dye and bleach the aforementioned fibers and the bleaching method using said composition
REFERENCES:
patent: 3892845 (1975-07-01), Cunningham et al.
patent: 6211400 (2001-04-01), Berghofer et al.
patent: 855 496 (1960-11-01), None
STIC Search Report dated Sep. 28, 2006.
Lagrange Alain
Legrand Frédéric
Elhilo Eisa
L'Oreal S.A.
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