Skin care compositions containing retinoids
US5559149A · kind A · utility
25Cited by
8References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 16, 1993 |
| Grant date | Sep 24, 1996 |
| Priority date | — |
| Expiry date | Nov 16, 2013 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/522
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Skin care compositions comprising a water-in-oil emulsion base containing retinoids and possessing good physical and chemical stability. The retinoids suitable for use in these skin care compositions include Vitamin A alcohol, Vitamin A aldehyde, retinyl acetate, retinyl palmitate and mixtures thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.