The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 22, 2014
Filed:
Mar. 04, 2011
Applicants:
Tetsuya Inoue, Sodegaura, JP;
Kumiko Hibino, Sodegaura, JP;
Kei Yoshida, Sodegaura, JP;
Kazuki Nishimura, Sodegaura, JP;
Toshihiro Iwakuma, Sodegaura, JP;
Inventors:
Tetsuya Inoue, Sodegaura, JP;
Kumiko Hibino, Sodegaura, JP;
Kei Yoshida, Sodegaura, JP;
Kazuki Nishimura, Sodegaura, JP;
Toshihiro Iwakuma, Sodegaura, JP;
Assignee:
Idemtisu Kosan Co., Ltd., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); H01L 51/00 (2006.01); C09K 11/06 (2006.01); C07D 401/14 (2006.01); C07F 7/08 (2006.01); C07D 403/14 (2006.01); H05B 33/14 (2006.01); H01L 51/50 (2006.01);
U.S. Cl.
CPC ...
C07D 401/14 (2013.01); H01L 51/5012 (2013.01); H01L 51/0067 (2013.01); H01L 51/0072 (2013.01); C09K 11/06 (2013.01); C07F 7/0812 (2013.01); C09K 2211/1059 (2013.01); C09K 2211/1029 (2013.01); H01L 51/5048 (2013.01); C07D 403/14 (2013.01); C09K 2211/1044 (2013.01); C07F 7/0814 (2013.01); H05B 33/14 (2013.01); Y10S 428/917 (2013.01);
Abstract
An organic EL device material includes at least a unit including 3,5-biscarbazolylphenyl group, a unit including 4-carbazolylphenyl group, and a compound including a unit including a nitrogen-containing aromatic heterocyclic ring bonding the unit including 3,5-biscarbazolylphenyl group and the unit including 4-carbazolylphenyl group.