Extract of the aerial parts of Lawsonia inermis and its preparation method
US11207265B2 · kind B2 · utility
0Cited by
2References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 2018 |
| Grant date | Dec 28, 2021 |
| Priority date | — |
| Expiry date | Dec 12, 2038 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/43
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to an extract of the aerial parts of Lawsonia inermis, as well as its preparation method and the extract that can be obtained by said method. The invention also relates to a cosmetic dye composition comprising such an extract. The invention finally concerns a cosmetic method for dying keratin fibers comprising the application of such a composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.