Non-irritating cosmetic and pharmaceutical compositions
US6017549A · kind A · utility
33Cited by
1References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1997 |
| Grant date | Jan 25, 2000 |
| Priority date | — |
| Expiry date | Sep 30, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q19/08
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to a cosmetic or pharmaceutical emulsion for topical application to the skin comprising an irritating agent and at least one non-disruptive emulsifier. In a preferred embodiment the irritating agent is a retinoid. The invention also provides a method for decreasing the irritation on the skin caused by an irritating active agent in a topical cosmetic or pharmaceutical emulsion which comprises employing as an emulsifier at least one of an alkyl polyoside, a grafted water soluble protein on a hydrophobic backbone, and lecithin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.