Polyhydroxy fullerene sunscreen active agents and compositions
US11957769B2 · kind B2 · utility
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1References
3Claims
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Key dates
| Filing date | Feb 22, 2021 |
| Grant date | Apr 16, 2024 |
| Priority date | — |
| Expiry date | Feb 12, 2042 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61K2800/56
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Sunscreen compositions comprising a dermatologically acceptable carrier and a polyhydroxy fullerene compound are described. The sunscreen compositions can be used to protect a substrate such as the skin of a subject from the effects of ultraviolet radiation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.