Phosphorescent Organic Light Emissive Device
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United States of America Patent
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N/A
Issued Date -
Feb 19, 2009
app pub date -
Feb 2, 2007
filing date -
Feb 3, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
An organic light emissive device comprising: an anode; a cathode; and an organic light emissive layer between the anode and the cathode, wherein the cathode comprises an electron-injecting layer comprising an oxide of an alkaline earth metal and wherein the organic light emissive layer comprises an organic phosphorescent material.
First Claim
Other Claims data not available
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| Country | kind | publication No. | Filing Date |
|---|---|---|---|
| GB | A | GB2434915 | Feb 03, 2006 |
| EP | A1 | EP2400577 | Feb 02, 2007 |
| EP | A1 | EP1979958 | Feb 02, 2007 |
| WO | A1 | WO2007088377 | Feb 02, 2007 |
| CN | A | CN101405892 | Feb 02, 2007 |
| JP | A | JP2009525605 | Feb 02, 2007 |
| KR | A | KR20080098411 | Sep 02, 2008 |
International Classification(s)
- 2007 Application Filing Year
- H01J Class
- 2391 Applications Filed
- 1245 Patents Issued To-Date
- 52.08 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H01J Class
- 0 % this patent is cited more than
- 16 Age