Infrared blocker
US4822600A · kind A · utility
15Cited by
2References
8Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 27, 1987 |
| Grant date | Apr 18, 1989 |
| Priority date | — |
| Expiry date | May 27, 2007 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K8/25
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A transparent or translucent composition for topical application to mammalian skin for protection from infrared rays comprising fumed silica admixed with conventional UV blockers as its principal active constituents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.