Compound comprising phenyl pyridine units

Stock material or miscellaneous articles – Composite – Of inorganic material

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C428S917000, C252S301160, C546S015000, C546S268100, C546S346000, C313S504000, C313S506000

Reexamination Certificate

active

08062768

ABSTRACT:
Organic compounds of formula I may be used in optoelectronic deviceswhereinR1is, independently at each occurrence, a C1-C20aliphatic radical, a C3-C20aromatic radical, or a C3-C20cycloaliphatic radical;R2is, independently at each occurrence, a C1-C20aliphatic radical, a C3-C20aromatic radical, or a C3-C20cycloaliphatic radical;a is, independently at each occurrence, an integer ranging from 0-4;b is, independently at each occurrence, an integer ranging from 0-3;Ar1is a direct bond or heteroaryl, aryl, or alkyl or cycloalkyl;Ar2is heteroaryl, aryl, or alkyl or cycloalkyl;c is 0, 1 or 2; andn is an integer ranging from 2-4.

REFERENCES:
patent: 6023371 (2000-02-01), Onitsuka et al.
patent: 7056600 (2006-06-01), Andriessen
patent: 7116308 (2006-10-01), Heeks et al.
patent: 2007/0241675 (2007-10-01), Kim et al.
patent: 2010/0264370 (2010-10-01), Ye et al.
patent: 2010/0276639 (2010-11-01), Ye et al.
patent: 2003-282270 (2003-10-01), None
patent: 1672961 (2006-06-01), None
patent: 2007015993 (2007-01-01), None
patent: 2008063232 (2008-03-01), None
patent: WO 99/54385 (1999-10-01), None
patent: WO 2007/109657 (2007-09-01), None
Ohmori et al., CrystEng Comm, (2004), vol. 6, No. 11, pp. 51-53.
Machine generated translation for JP 2003-282270, which was published Oct. 2003.
PCT International Search Report dated Jul. 14, 2009.
Promarak et al., “Synthesis and Properties of Stable Amorphous Hole-Transporting Molecules for Electroluminescent Devices”, Science Direct, Tetrahedron Letters, vol. 47, pp. 8949-8952, 2006.
Su et al., “Novel Four-Pyridylbenzene-Armed Biphenyls as Electron-Transport Materials for Phosphorescent OLEDs”, Organic Letters, vol. 10, No. 5, pp. 941-944, soo8.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Compound comprising phenyl pyridine units does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Compound comprising phenyl pyridine units, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Compound comprising phenyl pyridine units will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-4301977

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.