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:
Dec. 06, 2011
Filed:
Jul. 31, 2007
Applicants:
Hiroki Ohrui, Kawasaki, JP;
Shinjiro Okada, Kamakura, JP;
Akihiro Senoo, Kawasaki, JP;
Naoki Yamada, Inagi, JP;
Masanori Muratsubaki, Hachioji, JP;
Inventors:
Hiroki Ohrui, Kawasaki, JP;
Shinjiro Okada, Kamakura, JP;
Akihiro Senoo, Kawasaki, JP;
Naoki Yamada, Inagi, JP;
Masanori Muratsubaki, Hachioji, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01L 51/54 (2006.01); C07D 221/18 (2006.01);
U.S. Cl.
CPC ...
Abstract
To provide a material for an organic light emitting device showing a light emission hue with an extremely good purity and outputting light having high luminance and a long lifetime with high efficiency, the present invention relates to a fused heterocyclic compound having at least one partial structure represented by the following general formula [1].