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. 01, 2016
Filed:
Nov. 22, 2011
Applicants:
Hirokatsu Ito, Sodegaura, JP;
Masahiro Kawamura, Sodegaura, JP;
Yuichiro Kawamura, Sodegaura, JP;
Yumiko Mizuki, Sodeguara, JP;
Hiroyuki Saito, Sodegaura, JP;
Inventors:
Hirokatsu Ito, Sodegaura, JP;
Masahiro Kawamura, Sodegaura, JP;
Yuichiro Kawamura, Sodegaura, JP;
Yumiko Mizuki, Sodeguara, JP;
Hiroyuki Saito, Sodegaura, JP;
Assignee:
IDEMITSU KOSAN CO., LTD., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 51/50 (2006.01); H01L 51/00 (2006.01); C07D 405/10 (2006.01); C07D 493/04 (2006.01); C09K 11/06 (2006.01); H05B 33/14 (2006.01);
U.S. Cl.
CPC ...
H01L 51/0067 (2013.01); C07D 405/10 (2013.01); C07D 493/04 (2013.01); C09K 11/06 (2013.01); H01L 51/0072 (2013.01); H01L 51/0073 (2013.01); H05B 33/14 (2013.01); C09K 2211/1011 (2013.01); H01L 51/0055 (2013.01); H01L 51/0058 (2013.01); H01L 51/0059 (2013.01); H01L 51/0061 (2013.01); H01L 51/5076 (2013.01); H01L 51/5096 (2013.01);
Abstract
An oxygen-containing fused ring derivative represented by the following formula (1) wherein Aris an m-valent fused ring group in which four or more rings including one or more rings selected from a furan ring and a pyran ring are fused and HAr is any of the nitrogen-containing heterocyclic group represented by the following formulas (2) to (5):