Formulation and processes for hair coloring
US8828100B1 · kind B1 · utility
7Cited by
25References
17Claims
0Family size
Inventors
Key dates
| Filing date | Oct 14, 2013 |
| Grant date | Sep 9, 2014 |
| Priority date | — |
| Expiry date | Oct 14, 2033 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/884
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Disclosed and claimed herein are a composition and a kit for coloring keratin fibers, and processes of their use. The composition includes a catechol-based color precursor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.