Ultraviolet radiation absorbing polymer composition
US10874597B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Jan 24, 2020 |
| Grant date | Dec 29, 2020 |
| Priority date | — |
| Expiry date | Jan 24, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G65/33396
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention includes an ultraviolet radiation absorbing polymer composition comprising the polymer compound of formula and compositions containing such an ultraviolet radiation absorbing polymer composition.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.