Skin whitening composition containing bearberry extract and a reducing agent
US5980904A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 18, 1998 |
| Grant date | Nov 9, 1999 |
| Priority date | — |
| Expiry date | Nov 18, 2018 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/02
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A skin-whitening composition that includes bearberry extract and a reducing agent. The composition can be topically applied to the human skin and can include one or more whitening agents in combination with bearberry extract and the reducing agent to achieve an enhanced whitening effect. A method of whitening human skin includes topically applying to the skin a composition containing bearberry extract and a reducing agent in an amount and for a period of time sufficient to visibly whiten the skin. The method includes incorporating bearberry extract and the reducing agent with known whitening agents and applying to the skin in an amount and for a period of time sufficient to visibly whiten the skin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.