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:
Sep. 27, 2005
Filed:
Apr. 12, 2001
John Malcolm Gascoyne, Bucks, GB;
Graham Alan Hards, Reading, GB;
Karen Leanne Hogarth, Reading, GB;
Thomas Robertson Ralph, Reading, GB;
Stephen John Edwards, Cumbria, GB;
Nigel Julian Walker, Cumbria, GB;
John Malcolm Gascoyne, Bucks, GB;
Graham Alan Hards, Reading, GB;
Karen Leanne Hogarth, Reading, GB;
Thomas Robertson Ralph, Reading, GB;
Stephen John Edwards, Cumbria, GB;
Nigel Julian Walker, Cumbria, GB;
Johnson Matthey Public Limited Company, London, GB;
Technical Fibre Products Limited, Cumbria, GB;
Abstract
A fuel cell gas diffusion substrate has primary fibres, secondary fibres and one or more thermoplastic polymers for binding the primary and secondary fibres, characterized in that the secondary fibers are in the form of carbon nanofibers, and a gas diffusion electrode and membrane electrode assembly prepared therefrom are disclosed.