Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Reexamination Certificate
2006-09-14
2010-11-23
Patel, Nimeshkumar D (Department: 2879)
Electric lamp and discharge devices
With luminescent solid or liquid material
Solid-state type
C313S483000, C313S505000, C313S506000, C313S503000, C428S690000, C428S917000
Reexamination Certificate
active
07839078
ABSTRACT:
The present invention provides an organic electroluminescent element comprising a plurality of organic compound layers between a pair of electrodes and comprising at least a luminescent layer and a buffer layer adjacent to the luminescent layer, the luminescent layer comprising at least two host materials and at least one luminescent material, the buffer layer comprising at least one of the host materials and at least one dopant material having a charge trapping function.
REFERENCES:
patent: 7173370 (2007-02-01), Seo et al.
patent: 7196360 (2007-03-01), Seo et al.
patent: 2002/0086180 (2002-07-01), Seo et al.
patent: 2006/0269784 (2006-11-01), Ren et al.
patent: 2006/0279203 (2006-12-01), Forrest et al.
patent: 2002-305085 (2002-10-01), None
patent: 2002-313584 (2002-10-01), None
Nishita Nobuhiro
Okada Hisashi
Birch & Stewart Kolasch & Birch, LLP
Fujifilm Corporation
Patel Nimeshkumar D
Walford Natalie K
LandOfFree
Organic electroluminescent element having a luminescent... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Organic electroluminescent element having a luminescent..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Organic electroluminescent element having a luminescent... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4171646