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:
Nov. 19, 2013
Filed:
Sep. 18, 2009
Norimasa Yokoyama, Ibaraki, JP;
Shuichi Hayashi, Ibaraki, JP;
Sawa Izumi, Tokyo, JP;
Naoaki Kabasawa, Ibaraki, JP;
Shigeru Kusano, Ibaraki, JP;
Norimasa Yokoyama, Ibaraki, JP;
Shuichi Hayashi, Ibaraki, JP;
Sawa Izumi, Tokyo, JP;
Naoaki Kabasawa, Ibaraki, JP;
Shigeru Kusano, Ibaraki, JP;
Hodogaya Chemical Co., Ltd., Tokyo, JP;
Abstract
The present invention provides an organic compound having excellent properties, which is excellent in electron-injection/transport performance, has hole-blocking ability and is high stability in a thin-film state, as a material for an organic electroluminescence device having a high efficiency and a high durability, and provides is an organic electroluminescence device having a high efficiency and a high durability using the compound. The present invention relates to a compound having a substituted anthracene ring structure and a pyridoindole ring structure represented by general formula (1); and an organic electroluminescence device having a pair of electrodes and at least one organic layer interposed between the electrodes in which the at least one organic layer contains the compound.