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. 18, 2010
Filed:
Nov. 08, 2006
Applicants:
Reiner Wilpsbaeumer, Wiesbaden, DE;
Detlef Guenther, Mainz-Kastel, DE;
Remy Fontaine, Wiesbaden, DE;
Dirk Wexel, Mainz, DE;
Inventors:
Reiner Wilpsbaeumer, Wiesbaden, DE;
Detlef Guenther, Mainz-Kastel, DE;
Remy Fontaine, Wiesbaden, DE;
Dirk Wexel, Mainz, DE;
Assignee:
GM Global Technology Operations, Inc., Detroit, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/00 (2006.01); H01M 2/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A product comprising a fuel cell stack comprising a cathode outlet, a first conduit connected to the cathode outlet and to a first housing, a water-retaining material provided in said first housing, a bypass conduit connected to the cathode outlet of the fuel cell system, and a first valve for opening and closing at least one of said first conduit and said bypass conduit.