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:
Apr. 17, 2007
Filed:
Nov. 13, 2003
Applicants:
Mahmoud H Abd Elhamid, Grosse Pointe Woods, MI (US);
James S Siepierski, Williamsville, NY (US);
Joseph D Rainville, Caledonia, NY (US);
Inventors:
Mahmoud H Abd Elhamid, Grosse Pointe Woods, MI (US);
James S Siepierski, Williamsville, NY (US);
Joseph D Rainville, Caledonia, NY (US);
Assignee:
General Motors Corporation, Detriot, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01); H01M 16/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel cell system is provided for storing energy created from the reaction of residual gases at shutdown of a fuel cell stack. This energy can then be used for powering a component of the fuel cell stack and enables air to be used to purge the anode gas.