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:
Aug. 25, 2026
Filed:
Mar. 29, 2022
Applicant:
Nissan Chemical Corporation, Tokyo, JP;
Inventors:
Taichi Nakazawa, Funabashi, JP;
Takamasa Kikuchi, Funabashi, JP;
Assignee:
NISSAN CHEMICAL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/1039 (2016.01); C08G 61/10 (2006.01); H01M 4/86 (2006.01); H01M 8/1004 (2016.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 8/1039 (2013.01); C08G 61/10 (2013.01); H01M 4/8605 (2013.01); H01M 8/1004 (2013.01); C08G 2261/122 (2013.01); C08G 2261/124 (2013.01); C08G 2261/148 (2013.01); C08G 2261/312 (2013.01); C08G 2261/3142 (2013.01); C08G 2261/413 (2013.01); C08G 2261/514 (2013.01); C08G 2261/722 (2013.01); H01M 2008/1095 (2013.01);
Abstract
A compound that has good solubility in a polar solvent and when it is used as an electrolyte in a catalyst layer of a polymer electrolyte fuel cell, the polymer electrolyte fuel cell exhibits good power generation characteristics is disclosed. The compound has a structure represented by the following general formula (I) which contains at least one sulfonic acid group.
Quick Actions:
Nakazawa, Taichi. (2026). Fluorine-containing compound having sulfonic acid group and polymer electrolyte fuel cell (U.S. Patent No. 12719070). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12719070
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile