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. 14, 2010
Filed:
Nov. 09, 2007
Ramakrishna Ravikiran, Cleveland, OH (US);
Xiaoming Wu, Strongsville, OH (US);
Larry F. Rhodes, Silver Lake, OH (US);
Robert A. Shick, Strongsville, OH (US);
Hiroko Nakano, Kawasaki, JP;
Hirotaka Nonaka, Kawasaki, JP;
Huabin Wang, Dayton, OH (US);
Robert John Duff, Maple Heights, OH (US);
Saikumar Jayaraman, Chandler, AZ (US);
John-henry Lipian, Medina, OH (US);
Ramakrishna Ravikiran, Cleveland, OH (US);
Xiaoming Wu, Strongsville, OH (US);
Larry F. Rhodes, Silver Lake, OH (US);
Robert A. Shick, Strongsville, OH (US);
Hiroko Nakano, Kawasaki, JP;
Hirotaka Nonaka, Kawasaki, JP;
Huabin Wang, Dayton, OH (US);
Robert John Duff, Maple Heights, OH (US);
Saikumar Jayaraman, Chandler, AZ (US);
John-Henry Lipian, Medina, OH (US);
Promerus LLC, Brecksville, OH (US);
Abstract
A polymer comprising polycyclic repeating units having recurring ion conducting groups and optional crosslinkable groups is disclosed. The present invention provides the capability of tailoring polymers to impart unique properties to membranes fabricated from the polymers. Membranes comprising the polymers and methods for preparing the membranes and their use in ion conducting membranes, particularly in fuel cells, are also provided.