Organic electroluminescent materials and devices
US11696492B2 · kind B2 · utility
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31References
20Claims
0Family size
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Key dates
| Filing date | Mar 3, 2020 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Sep 8, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A novel compound having a benzimidazole based structure is disclosed that is selected from one of the following structures: The compound is useful in improving photophysical performance of OLEDs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.