Skin-whitening cosmetic
US6669932B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2000 |
| Grant date | Dec 30, 2003 |
| Priority date | — |
| Expiry date | Mar 14, 2020 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A skin-whitening cosmetic material which contains an unsaturated fatty acid or a derivative thereof as the active ingredient, is highly effective in making the color of pigmentation on the skin lighter at a lower concentration, and is highly safe. The skin-whitening cosmetic material comprises (A) at least one member selected from unsaturated fatty acids having from 18 to 22 carbon atoms and having from 2 to 6 double bonds in the molecular structure, and derivatives thereof, (B) a phospholipid, (C) an antioxidant, (D) at least one member selected from proteins and hydrolyzates thereof, and (E) at least one member selected from muco-polysaccharides and salts thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.