Organic electroluminescent device
US7468212B2 · kind B2 · utility
6Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 18, 2004 |
| Grant date | Dec 23, 2008 |
| Priority date | — |
| Expiry date | Feb 25, 2026 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S428/917
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
An organic electroluminescent device, which has, between a pair of electrodes, at least one organic layer including a light-emitting layer, in which the organic layer contains a specific tetraphenylene compound, and in which the light-emitting layer contains a phosphorescent material; and a specific tetraphenylene compound that can be used in the device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.