Photostable compounds, absorbing compounds and uses thereof
US10315994B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Nov 28, 2016 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Nov 28, 2036 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K15/30
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention describes compounds and uses thereof in applications relating to absorption of electromagnetic energy. Preferred compounds are double bond-containing cyclic compounds capable of absorbing electromagnetic radiation energy and having improved photostability due to the presence and location of one or more fluorine groups in relation to the double bond of the ring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.