Organic light emitting display device
US11805696B2 · kind B2 · utility
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27Claims
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Key dates
| Filing date | Dec 30, 2021 |
| Grant date | Oct 31, 2023 |
| Priority date | — |
| Expiry date | Mar 26, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K50/17
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organic light emitting display device is provided. The organic light emitting display device may include at least one light emitting part between an anode and a cathode, and the at least one light emitting part having at least one organic layer and a light emitting layer, wherein the at least one organic layer comprises a compound represented by Chemical Formula 1 or 2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.