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:
Oct. 10, 2017
Filed:
Sep. 12, 2012
Timothy J. Fuller, Pittsford, NY (US);
Ion C. Halalay, Grosse Pointe Park, MI (US);
Lijun Zou, Rochester, NY (US);
Michael R. Schoeneweiss, West Henrietta, NY (US);
Timothy J. Fuller, Pittsford, NY (US);
Ion C. Halalay, Grosse Pointe Park, MI (US);
Lijun Zou, Rochester, NY (US);
Michael R. Schoeneweiss, West Henrietta, NY (US);
GM Global Technology Operations LLC, Detroit, MI (US);
Abstract
A membrane electrode assembly for fuel cells includes a proton conducting membrane having a first side and a second side. The proton conducting membrane in turn includes a first polymer including cyclic polyether groups and a second polymer having sulfonic acid groups. The membrane electrode assembly further includes an anode disposed over the first side of the proton conducting layer and a cathode catalyst layer disposed over the second side of the proton conducting layer.