Formulation and processes for hair coloring
US9522102B2 · kind B2 · utility
0Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 2014 |
| Grant date | Dec 20, 2016 |
| Priority date | — |
| Expiry date | Sep 9, 2034 |
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.