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:
Oct. 08, 2013
Filed:
Oct. 17, 2012
Applicant:
Johnson Matthey Fuel Cells Limited, London, GB;
Inventors:
Silvain Buche, Reading, GB;
Adam John Hodgkinson, Swindon, GB;
Catherine Helen de Rouffignac, Oxford, GB;
Jonathan David Brereton Sharman, Oxon, GB;
Assignee:
Johnson Matthey Fuel Cells Limited, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); H01M 2/14 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A sealed and/or reinforced membrane electrode assembly is disclosed. Encapsulation films, each comprising a backing layer and an adhesive layer, are positioned on the edges of at least one face of each gas diffusion substrate such that the adhesive layers impregnate into each gas diffusion substrate. Methods of forming sealed and/or reinforced membrane electrode assemblies are also disclosed.