Composition for dyeing keratin fibers comprising at least one cationic 3-amino-pyrazolopyridine derivative, and methods of use thereof
US7578855B2 · kind B2 · utility
6Cited by
21References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 9, 2006 |
| Grant date | Aug 25, 2009 |
| Priority date | — |
| Expiry date | Feb 28, 2027 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q5/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present disclosure relates to a composition for the dyeing of keratin fibers, such as the hair, comprising at least oneoxidation base chosen from cationic 3-amino pyrazolo-[1,5-a]-pyridine derivatives and addition salts thereof, and a method employing this composition. The present disclosure also relates to cationic 3-amino pyrazolo-[1,5-a]-pyridine derivatives and the addition salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.