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:
Aug. 12, 2014
Filed:
Nov. 23, 2010
Applicants:
Steven J. Spencer, Rochester, NY (US);
Seth D. Valentine, Wixom, MI (US);
Courtney E. Reich, Rochester, NY (US);
Daniel P Miller, Victor, NY (US);
Inventors:
Steven J. Spencer, Rochester, NY (US);
Seth D. Valentine, Wixom, MI (US);
Courtney E. Reich, Rochester, NY (US);
Daniel P Miller, Victor, NY (US);
Assignee:
GM Global Technology Operations LLC, Detroit, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel cell stack and a bipolar plate assembly is provided that may include straight-through tunnels to transport fluids from one side of a header seal to an opposite side of a header seal, fluidly connecting fuel cell stack reactant headers and bipolar plate reactant flow channels.