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. 07, 2009
Filed:
Aug. 18, 2004
Applicants:
Vinci Martinez Felix, Kennett Square, PA (US);
Gonzalo Escobedo, Bear, DE (US);
Ram-tirth Khanna, Newark, DE (US);
Inventors:
Vinci Martinez Felix, Kennett Square, PA (US);
Gonzalo Escobedo, Bear, DE (US);
Ram-Tirth Khanna, Newark, DE (US);
Assignee:
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25B 9/10 (2006.01); C08L 27/12 (2006.01); B01D 29/46 (2006.01); C25B 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Blends of fluorinated ionomer with at least two nonionomeric fluoropolymers provide fuel cell membranes whose tensile strength and conductivity are superior to blends using a single fluoropolymer.