Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Reexamination Certificate
2005-03-21
2009-08-18
Tarazano, D. Lawrence (Department: 1794)
Electric lamp and discharge devices
With luminescent solid or liquid material
Solid-state type
C257S040000, C257SE51051, C313S506000, C428S690000, C428S917000
Reexamination Certificate
active
07576484
ABSTRACT:
An organic electroluminescence device is disclosed, to realize improvement of luminance and decrease on driving voltage, which includes an anode, a hole injecting layer, a hole transport layer, an emitting layer, and a cathode, wherein, the hole injecting layer and the hole transport layer are formed of the material expressed by the following chemical formula 1:
REFERENCES:
patent: 5858562 (1999-01-01), Utsugi et al.
patent: 2004/0262574 (2004-12-01), Suzuki et al.
patent: 1 394 188 (2004-03-01), None
patent: 09-151371 (1997-06-01), None
patent: 10-308280 (1998-11-01), None
patent: 11-251068 (1999-09-01), None
patent: WO 2004/014985 (2004-02-01), None
Machine Translation, JP 09-151271, Ito et al.
Chinese Office Action dated Dec. 7, 2007.
Jeong Hyun Cheol
Kim Jung Keun
Kim Sung Kab
Lee Kyung Hoon
Park Chun Gun
Crouse Brett A
Holland & Knight LLP
LG Display Co. Ltd.
Tarazano D. Lawrence
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