Use for dyeing keratin fibers of a compound of azomethine type bearing a quinoline-derived unit
US11117864B2 · kind B2 · utility
0Cited by
17References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2017 |
| Grant date | Sep 14, 2021 |
| Priority date | — |
| Expiry date | Nov 13, 2037 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/4322
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to a compound chosen from the compounds of formula (I) below, the optical and geometrical isomers thereof and the tautomers thereof, and also the addition salts thereof with an acid or a base, and the solvates thereof: (I). The invention also relates to the use of these particular compounds and the compositions for dyeing keratin fibers.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.