Compositions for dyeing keratinous fibers comprising pyrazoloazoles; their use in dyeing as oxidation base and dyeing process; and novel pyrazoloazoles
US6855827B2 · kind B2 · utility
11Cited by
11References
2Claims
0Family size
Assignee
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Key dates
| Filing date | Mar 7, 2002 |
| Grant date | Feb 15, 2005 |
| Priority date | — |
| Expiry date | Mar 7, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D487/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition for dyeing keratinous fibers, in particular human keratinous fibers, such as human hair, containing, in a medium suitable for dyeing:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.