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1. (WO2007011054) COMPOSITE POROUS MEMBRANE, METHOD FOR PRODUCTION THEREOF, SOLID POLYMER ELECTROLYTE MEMBRANE, AND FUEL CELL
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 19.07.2006200680025992.7
Canada 11.01.20082615098
European Patent Office 11.01.20082006781623Published: 09.04.2008
Withdrawn: 26.03.2010
United States of America 18.01.200811996079Published: 04.06.2009
GermanyWithdrawn: 22.01.2008