Sunscreen formulation
US4426374A · kind A · utility
6Cited by
4References
5Claims
0Family size
Inventor
Key dates
| Filing date | Jan 12, 1981 |
| Grant date | Jan 17, 1984 |
| Priority date | — |
| Expiry date | Jan 12, 2001 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/8123
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Novel sunscreening formulations containing halocarbon oil of the formula--(CF.sub.2 CFCl).sub.n --. Such formulations show superior shelf life and ability to withstand immersion in water while maintaining their sunscreening properties.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.