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:
Mar. 01, 2016
Filed:
Apr. 26, 2011
Applicants:
Andrew J. L. Steinbach, St. Anthony Village, MN (US);
Mark K. Debe, Stillwater, MN (US);
Andrew T. Haug, St. Paul, MN (US);
Inventors:
Andrew J. L. Steinbach, St. Anthony Village, MN (US);
Mark K. Debe, Stillwater, MN (US);
Andrew T. Haug, St. Paul, MN (US);
Assignee:
3M Innovative Properties Company, St. Paul, MN (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/02 (2006.01); H01M 4/92 (2006.01); H01M 8/04 (2006.01); H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
H01M 8/0247 (2013.01); H01M 4/926 (2013.01); H01M 4/928 (2013.01); H01M 8/04104 (2013.01); H01M 8/04156 (2013.01); H01M 8/04223 (2013.01); H01M 8/04753 (2013.01); H01M 8/04783 (2013.01); H01M 4/921 (2013.01); H01M 2008/1095 (2013.01); Y02E 60/50 (2013.01);
Abstract
A method is provided for operation of a fuel cell with improved water management by maintaining reduced anode pressure relative to cathode pressure, relative to atmospheric pressure, or both. Typically, the fuel cell comprises a membrane electrode assembly comprising nanostructured thin film cathode catalyst.