Organic light-emitting device
US12274159B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Mar 5, 2021 |
| Grant date | Apr 8, 2025 |
| Priority date | — |
| Expiry date | Apr 11, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K2101/30
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organic light-emitting device including: a first electrode; a second electrode; and an organic layer disposed between the first electrode and the second electrode, wherein the organic layer includes an emission layer, wherein the emission layer includes a polycyclic compound represented by Formula 1 and a host, and wherein an amount of the polycyclic compound is less than an amount of the host in the emission layer, wherein Formula 1 is as provided herein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.