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. 30, 2006
Filed:
Mar. 16, 2001
Applicants:
John Malcolm Gascoyne, High Wycombe, GB;
Thomas Robinson Ralph, Reading, GB;
Graham Alan Hards, Reading, GB;
Inventors:
John Malcolm Gascoyne, High Wycombe, GB;
Thomas Robinson Ralph, Reading, GB;
Graham Alan Hards, Reading, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); C08J 5/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
A novel proton conducting polymer membrane comprising a series of channels and/or capillaries () for use in MEAs and fuel cells is provided. Such a membrane allows a supply of water from an external source to be supplied to said membrane allowing water electrolysis to be maintained during incidences of cell reversal in an MEA or fuel cell comprising said membrane. Methods for the construction of such a membrane are also provided.