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:
Mar. 18, 2008
Filed:
Mar. 06, 2003
Applicants:
Russell Howard Barton, New Westminster, CA;
Wendy Wan Yan Ho, Vancouver, CA;
Simon Farrington, Vancouver, CA;
Maura H. Malone, Vancouver, CA;
Inventors:
Russell Howard Barton, New Westminster, CA;
Wendy Wan Yan Ho, Vancouver, CA;
Simon Farrington, Vancouver, CA;
Maura H. Malone, Vancouver, CA;
Assignee:
Ballard Power Systems Inc., Burnaby, BC, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01);
U.S. Cl.
CPC ...
Abstract
A contacting device comprising a non-metallic, electrically conductive elastomeric composition for providing reliable, corrosion resistant electrical contacts to fuel cell components. Such a contacting device is particularly suitable for measuring voltages at carbon separator plates in a solid polymer electrolyte fuel cell stack.