Organic light emitting display device
US9893298B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Dec 1, 2015 |
| Grant date | Feb 13, 2018 |
| Priority date | — |
| Expiry date | Apr 13, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2102/3026
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organic light emitting display device is disclosed. The organic light emitting display device comprises an emitting layer over an anode, the light emitting part having an emitting layer and an electron transporting layer, and a cathode on the light emitting part, wherein each of the emitting layer and the electron transporting layer includes a compound with the same core to facilitate electron transport from the electron transporting layer to the emitting layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.