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:
Sep. 15, 2015
Filed:
Dec. 03, 2012
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Hyejin Kwon, Seoul, KR;
Seong Ho Choi, Daejeon, KR;
Min-Jong Lee, Moscow, KR;
Sergey Ulyakhin, Moscow, RU;
Chong Kyu Shin, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); C07C 309/10 (2006.01);
U.S. Cl.
CPC ...
H01M 8/1039 (2013.01); C07C 309/10 (2013.01); H01M 8/1032 (2013.01); H01M 8/1048 (2013.01); H01M 8/1046 (2013.01); Y02E 60/523 (2013.01);
Abstract
The present invention relates to a novel sulfonate-based compound, a method for preparing the same, a polymer electrolyte membrane comprising the sulfonate-based compound, a membrane electrode assembly comprising the same and a fuel cell comprising the same.