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:
May. 03, 2005
Filed:
Jun. 26, 2002
Applicants:
Stefan Bitterlich, Dirmstein, DE;
Hartwig Voss, Frankenthal, DE;
Andreas Fischer, Ludwigshafen, DE;
Werner Weppner, Heikendorf, DE;
Ingolf Voigt, Jena, DE;
Inventors:
Stefan Bitterlich, Dirmstein, DE;
Hartwig Voss, Frankenthal, DE;
Andreas Fischer, Ludwigshafen, DE;
Werner Weppner, Heikendorf, DE;
Ingolf Voigt, Jena, DE;
Assignee:
BASF Aktiengesellschaft, Ludwigshafen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M004/86 ;
U.S. Cl.
CPC ...
Abstract
The invention relates to a fuel cell having a moderate operating temperature which comprises a cathode, an anode and an electrolyte, where at least the cathode comprises a material having the composition (SrCa)AMnBOand