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. 15, 2014
Filed:
Dec. 22, 2010
Applicant:
Satoshi Kobayashi, Tsukuba, JP;
Inventor:
Satoshi Kobayashi, Tsukuba, JP;
Assignee:
Sumitomo Chemical Company, Limited, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 471/04 (2006.01); H01L 51/50 (2006.01); C09K 11/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a novel compound having an excellent property to inject a hole into a device such as an organic EL device. More specifically, the present invention provides a compound comprising a residue obtained by removing at least one hydrogen atom from a structure represented by the following formula (1): wherein