Heterocyclic compound and organic light emitting device comprising same
US11832517B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Nov 6, 2019 |
| Grant date | Nov 28, 2023 |
| Priority date | — |
| Expiry date | Oct 26, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/10
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same, and the heterocyclic compound providing improved efficiency, low driving voltage, and improved lifetime characteristics of the organic light emitting device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.