Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Reexamination Certificate
2004-09-03
2010-06-29
Tarazano, D. Lawrence (Department: 1794)
Electric lamp and discharge devices
With luminescent solid or liquid material
Solid-state type
C257S040000, C257SE51047, C313S506000, C428S690000, C428S917000, C548S440000
Reexamination Certificate
active
07745988
ABSTRACT:
A 3,6-diphenylcarbazole compound, which has a specific formula and realizes an organic electroluminescent device having high durability and high luminous efficiency. An electroluminescent device which includes an anode; a cathode which faces the anode; and at least one layer including a luminescent layer, optionally a hole transporting layer and an electron transporting layer, which is located between the anode and the cathode, wherein the at least one layer includes the 3,6-diphenylcarbazole compound.
REFERENCES:
patent: 5382477 (1995-01-01), Saito et al.
patent: 5981124 (1999-11-01), Shimada et al.
patent: 6103435 (2000-08-01), Shimada et al.
patent: 6184362 (2001-02-01), Shimada et al.
patent: 6271356 (2001-08-01), Shimada et al.
patent: 6562982 (2003-05-01), Hu et al.
patent: 6670054 (2003-12-01), Hu et al.
patent: 2002/0045061 (2002-04-01), Hosokawa
patent: 2005/0127823 (2005-06-01), Iwakuma et al.
patent: 2005/0158578 (2005-07-01), Iwakuma et al.
patent: 08088083 (1996-04-01), None
patent: 9-310066 (1997-12-01), None
patent: 2000286056 (2000-10-01), None
patent: WO01/072927 (2001-10-01), None
patent: WO 2003/080761 (2003-10-01), None
Machine assisted translation of JP 2000-286056.
Machine Assisted Translation of JP 2000-286056, (2000).
Adachi Chihaya
Kawamura Shin'ichi
Kawamura Yuuichiroh
Muneuchi Kenji
Okada Takashi
Crouse Brett A
Oblon, Spivak McClelland, Maier & Neustadt, L.L.P.
Ricoh Company Limited
Tarazano D. Lawrence
LandOfFree
3, 6-diphenylcarbazole compound and organic... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with 3, 6-diphenylcarbazole compound and organic..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and 3, 6-diphenylcarbazole compound and organic... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4212045