Substantive topical compositions
US4522807A · kind A · utility
14Cited by
9References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 19, 1983 |
| Grant date | Jun 11, 1985 |
| Priority date | — |
| Expiry date | May 19, 2003 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61Q17/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A highly substantive topical composition in the form of an oil-in-water emulsion containing an octadecene-1/maleic anhydride copolymer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.