Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Composition for dyeing keratin fibers, comprising a diamino-N,N-dihydropyrazolone compound, a coupler, and a polyol

Composition for dyeing keratin fibers, comprising a diamino-N,N-dihydropyrazolone compound, a coupler, and a polyol

US Patent 7488355 · Granted Feb 10, 2009

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Dye composition comprising at least four dye precursors including at least one o2015
Composition comprising 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-A]pyrazol-1-on2011
Composition comprising 2,3-diamino-6,7-dihydro-1H,5H-pyrazolo[1,2-A]pyrazol-1-on2011
Method of coloring keratinous fibers comprising application of at least one amin2010
Dyeing compositions comprising at least one aminopyrazolopyridine oxidation base2009
Composition for dyeing keratin fibers, comprising at least one diamino-N,N-dihyd2009
Composition for dyeing keratin fibers, comprising at least one diamino-N,N-dihyd2009
Imidazole compounds and use of these compounds for dyeing keratinous fibers2007
Use of 2-(sulphonylamino)phenols as couplers in oxidation coloring2004
Compositions for the oxidation dyeing of keratinous fibers comprising at least o2003
Cationic couplers and their use for oxidation dyeing2003
Compositions for oxidation dyeing keratin fibres comprising a cationic coupler n2003