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. 07, 2010
Filed:
Mar. 04, 2003
Applicants:
Joachim Kiefer, Losheim am See, DE;
Oemer Uensal, Mainz, DE;
Inventors:
Joachim Kiefer, Losheim am See, DE;
Oemer Uensal, Mainz, DE;
Assignee:
BASF Fuel Cell GmbH, , DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08J 5/22 (2006.01); B01J 41/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention concerns a proton-conducting electrolyte membrane obtainable by a method comprising the following steps: An inventive membrane, thanks to its exceptional chemical and thermal properties, is very versatile in its use and is particularly suitable as a polymer-electrolyte-membrane (PEM) in so-called PEM fuel cells.