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US Patent 7301002 Sulfonated polyphenylene polymers

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Patent attributes

Patent Jurisdiction

United States Patent and Trademark Office

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Patent Number

Patent Inventor Names

Christopher J. Cornelius0

Cy H. Fujimoto0

Michael A. Hickner0

Date of Patent

November 27, 2007

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Patent Application Number

109381370

Date Filed

September 10, 2004

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Patent Citations Received

US Patent 12084554 Polyphenylenes, methods, and uses thereof

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US Patent 11802187 Polyphenylenes, methods, and uses thereof

US Patent 11906493 Gas sensors and methods of sensing a gas-phase analyte

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US Patent 11970590 Polyphenylenes, methods, and uses thereof

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US Patent 12064731 Porous membranes for high pressure filtration

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Patent Primary Examiner

0

Patent abstract

Improved sulfonated polyphenylene compositions, improved polymer electrolyte membranes and nanocomposites formed there from for use in fuel cells are described herein. The improved compositions, membranes and nanocomposites formed there from overcome limitations of Nafion® membranes.

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