Compound and organic light emitting device comprising same
US12137609B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jul 17, 2020 |
| Grant date | Nov 5, 2024 |
| Priority date | — |
| Expiry date | Sep 14, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/90
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound represented by Chemical Formula 1 and an organic light emitting device comprising the same, the compound used as a material of an organic material layer of the organic light emitting device and providing improved efficiency, low driving voltage and improved lifetime characteristics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.