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. 24, 2019
Filed:
Apr. 21, 2015
Applicant:
Jxtg Nippon Oil & Energy Corporation, Tokyo, JP;
Inventors:
Masaki Noguchi, Tokyo, JP;
Daisuke Watanabe, Tokyo, JP;
Ryuichi Ueno, Tokyo, JP;
Takaya Matsumoto, Tokyo, JP;
Shinichi Komatsu, Tokyo, JP;
Assignee:
JXTG NIPPON OIL & ENERGY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C08G 73/00 (2006.01); H01B 1/04 (2006.01); C08G 73/10 (2006.01); C07D 307/93 (2006.01); C08J 5/18 (2006.01); C09D 5/24 (2006.01); C07B 61/00 (2006.01);
U.S. Cl.
CPC ...
C08G 73/105 (2013.01); C07D 307/93 (2013.01); C08G 73/10 (2013.01); C08G 73/1032 (2013.01); C08G 73/1078 (2013.01); C08J 5/18 (2013.01); C09D 5/24 (2013.01); H01B 1/04 (2013.01); C07B 61/00 (2013.01); C08J 2379/08 (2013.01);
Abstract
A tetracarboxylic dianhydride, which is a compound represented by the following general formula (1): [in the formula (1), A represents a divalent aromatic group in which the number of carbon atoms forming an aromatic ring is 6 to 30 or the like, and multiple Rs each independently represent a hydrogen atom or the like].