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:
Jul. 13, 2010
Filed:
Oct. 07, 2003
Applicants:
Yoshimitsu Sakaguchi, Otsu, JP;
Kota Kitamura, Otsu, JP;
Shigenori Nagahara, Otsu, JP;
Masahiro Yamashita, Otsu, JP;
Junko Nakao, Wakayama, JP;
Inventors:
Yoshimitsu Sakaguchi, Otsu, JP;
Kota Kitamura, Otsu, JP;
Shigenori Nagahara, Otsu, JP;
Masahiro Yamashita, Otsu, JP;
Junko Nakao, Wakayama, JP;
Assignee:
Toyo Boseki Kabushiki Kaisha, Osaka-Shi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08G 75/23 (2006.01); C08G 75/20 (2006.01); H01M 8/02 (2006.01); B01D 71/52 (2006.01); B01D 71/62 (2006.01); C08L 79/04 (2006.01); C08L 79/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A polyarylene ether-based compound according to the present invention includes polymer components represented in general formula (1) and general formula (2): wherein Ar indicates a divalent aromatic group, Y indicates a sulfone group or a ketone group, X indicates H or a monovalent cation species, and Ar' indicates a divalent aromatic group.