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:
May. 28, 2019
Filed:
Feb. 17, 2017
Applicant:
Masayoshi Nomura, Shizuoka, JP;
Inventor:
Masayoshi Nomura, Shizuoka, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/60 (2006.01); C08G 61/12 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
C08G 61/126 (2013.01); C08G 61/12 (2013.01); H01M 4/60 (2013.01); H01M 4/608 (2013.01); H01M 10/0525 (2013.01); C08G 2261/11 (2013.01); C08G 2261/145 (2013.01); C08G 2261/146 (2013.01); C08G 2261/148 (2013.01); C08G 2261/1424 (2013.01); C08G 2261/3243 (2013.01);
Abstract
Provided is a polythiophene derivative including a repeating unit represented by general formula (1) below. In general formula (1), Z represents a group of atoms forming a 5-through 9-membered heterocycle containing a chalcogen element as a ring member. When the group of atoms contains a plurality of chalcogen elements, the kinds of the chalcogen elements may be the same or different. Ar represents an aromatic ring or aromatic heterocycle that may contain a substituent. n represents a natural number of 2 or greater. m represents 0 or a natural number of 2 or greater.