Pharmaceutical and cosmetic depigmentation compositions with a caffeic acid base
US5164185A · kind A · utility
16Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1991 |
| Grant date | Nov 17, 1992 |
| Priority date | — |
| Expiry date | Aug 13, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/926
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A pharmaceutical or cosmetic depigmenting composition for application to the skin so as to improve the aesthetic appearance of the skin or to treat pathological or accidental hyperpigmentation contains caffeic acid or an ester or amide thereof in an amount effective to depigment the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.