Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2007-10-23
2007-10-23
Elhilo, Eisa (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S406000, C008S407000, C008S408000, C008S410000, C008S411000, C008S412000, C008S421000, C008S567000, C514S406000, C514S407000, C548S369100
Reexamination Certificate
active
10999999
ABSTRACT:
Disclosed herein are a composition for dyeing keratinous fibers, for example, human keratinous fibers such as hair, comprising at least one oxidation base chosen from diamino-N,N-dihydropyrazolone derivative and a method using the composition. Further disclosed herein are amino-N,N-dihydropyrazolone derivatives and the addition salts thereof and diamino-N,N-dihydropyrazolone derivatives and the addition salts thereof, as well as the methods for preparing these compounds.
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STIC Search Report dated Dec. 13, 2006.
English language Derwent Abstract of DE 1 959 009, Dec. 3, 1970.
English language Derwent Abstract of DE 196 19 112 A1, Nov. 13, 1997.
English language Derwent Abstract of EP 0 873 745 A2, Oct. 28, 1998.
Helvetica Chimica Acta., vol. XXXIII, Fasciculus V (1950), No. 152, pp. 1183-1194.
English translation of Helvetica Chimica Acta., vol. XXXIII, Fasciculus V (1950), No. 152, pp. 1183-1194.
Notice of Rejection in the counterpart Japanese Application No. 2004-348020 mailed Dec. 6, 2005.
Fadli Aziz
Vidal Laurent
Elhilo Eisa
Finnegan Henderson Farabow Garrett & Dunner L.L.P.
L'Oreal S.A.
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