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:
Jul. 13, 1999
Filed:
Aug. 15, 1997
Applicant:
Inventors:
Elise Marucchi-Soos, Warren, NJ (US);
David Terence Buckley, Somerville, NJ (US);
Richard James Bellows, Hampton, NJ (US);
Assignee:
Exxon Research and Engineering Co.,, Florham Park, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M / ;
U.S. Cl.
CPC ...
429 44 ; 429 40 ; 204294 ; 204291 ; 205101 ; 205313 ; 205305 ; 205325 ; 205339 ; 427115 ; 4271265 ; 4274192 ;
Abstract
The invention is directed towards a CO-tolerant fuel cell electrode formed from a carbon supported, platinum dispersed, non-stoichiometric hydrogen tungsten bronze electrode catalyst. The electrode catalyst is capable of oxidizing CO at very low potentials, and is sequentially formed from stable precursors.