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:
Feb. 14, 2017
Filed:
Dec. 22, 2010
Applicants:
Andrew T. Haug, St. Paul, MN (US);
Susan M. Hendricks, Lake Elmo, MN (US);
Andrew J. L. Steinbach, Minneapolis, MN (US);
Gregory M. Haugen, Edina, MN (US);
Inventors:
Andrew T. Haug, St. Paul, MN (US);
Susan M. Hendricks, Lake Elmo, MN (US);
Andrew J. L. Steinbach, Minneapolis, MN (US);
Gregory M. Haugen, Edina, MN (US);
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, Saint Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/86 (2006.01); H01M 4/88 (2006.01); H01M 4/92 (2006.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 4/8657 (2013.01); H01M 4/881 (2013.01); H01M 4/8814 (2013.01); H01M 4/8828 (2013.01); H01M 4/8871 (2013.01); H01M 4/921 (2013.01); H01M 2008/1095 (2013.01); Y02E 60/50 (2013.01);
Abstract
Polymer electrolyte membrane (PEM) fuel cell membrane electrode assemblies (MEA's) are provided which have nanostructured thin film (NSTF) catalyst electrodes and additionally a sublayer of dispersed catalyst situated between the NSTF catalyst and the PEM of the MEA.