Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2007-02-27
2007-02-27
Elhilo, Eisa (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S406000, C008S407000, C008S410000, C008S411000, C008S421000, C008S437000, C008S607000, C568S327000
Reexamination Certificate
active
10898371
ABSTRACT:
A composition and method for dyeing keratin materials, comprising, in a medium that is suitable for dyeing, at least one compound of formula (I)whereinX is chosen from sulphur atoms and selenium atoms,R is chosen from hydrogen, C1–C9alkyl groups, cyano groups, halo groups, C1–C6alkoxy groups, amino groups, (C1–C6alkyl)amino groups, hydroxy(C1–C6alkyl)amino groups, tri(C1–C6alkyl)ammonio groups, imidazolyl groups, pyridinyl groups, thio groups, (C1–C6alkyl)thio groups, thio(C1–C6alkyl) groups, (C1–C6alkyl)carbonyl groups, hydrogenocarbonyl groups, hydroxycarbonyl groups, (C1–C6alkoxy)carbonyl groups, nitro groups, sulphonato groups, and corresponding protonated groups, and aromatic groups. Dyeing kits are also disclosed.
REFERENCES:
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English Language Abstract of DE 197 45 355.
English Language Abstract of DE 198 45 481.
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English language Derwent Abstract of DE 43 17 855 A, Dec. 1, 1994.
Gourlaouen Luc
Plos Grégory
Elhilo Eisa
Finnegan Henderson Farabow Garrett & Dunner LLP
L'Oreal S.A.
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