Bleaching and dyeing; fluid treatment and chemical modification – Dyeing involving animal-derived natural fiber material ,... – Hair dyeing
Reexamination Certificate
2006-03-21
2006-03-21
Elhilo, Eisa (Department: 1751)
Bleaching and dyeing; fluid treatment and chemical modification
Dyeing involving animal-derived natural fiber material ,...
Hair dyeing
C008S406000, C008S409000, C008S410000, C008S411000, C008S412000, C008S523000, C008S568000, C008S570000, C008S579000, C548S302700
Reexamination Certificate
active
07014663
ABSTRACT:
The invention concerns compounds derived from diaminopyrazole of formula (I), wherein: R1is a linear or branched radical selected among C2, C3, C4aminoalkyl radicals or C2, C3, C4aminoalkenyl radicals, or one of the physiologically acceptable salts thereof. The invention also concerns compositions containing said compound for dyeing keratinous fibers and the method using said compositions.
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STIC Search Report dated Jan. 5, 2005.
Fessmann Thilo
Terranova Eric
"L'Oreal"
Elhilo Eisa
Fulbright & Jaworski L.L.P.
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