Whitening cosmetic preparation and method of using same
US5698185A · kind A · utility
4Cited by
8References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 22, 1994 |
| Grant date | Dec 16, 1997 |
| Priority date | — |
| Expiry date | Apr 22, 2014 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/10
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A whitening cosmetic preparation containing angiogenin as an effective component is disclosed. Angiogenin used in the present invention may be derived from milk, especially bovine milk. The whitening cosmetic preparation contains at least 0.001% by weight, preferably from 0.01 to 20% by weight angiogenin based on the total amount of said preparation. A method for whitening skin comprising administration of angiogenin to skin is also disclosed. The whitening cosmetic preparation inhibits melanin production and prevents the developments of blotches and freckles of skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.