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:
Jun. 13, 2006
Filed:
Jul. 31, 2003
Applicants:
Joel B. Christian, Towanda, PA (US);
Robert G. Mendenhall, Waverly, NY (US);
Inventors:
Joel B. Christian, Towanda, PA (US);
Robert G. Mendenhall, Waverly, NY (US);
Assignee:
Osram Sylvania Inc., Danvers, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J 21/18 (2006.01); B01J 23/00 (2006.01); H01M 4/90 (2006.01); H01M 4/96 (2006.01); H01M 4/86 (2006.01);
U.S. Cl.
CPC ...
Abstract
A tungsten-containing fuel cell catalyst having high electrochemical activity and its method of making are described. The tungsten-containing catalyst may be formed in situ in a fuel cell after the fuel cell is assembled. The catalyst is formed by a low temperature electrochemical activation of a tungsten-containing precursor which has been deposited on a carbon support