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1. WO2005093884 - FUELL CELL STACK

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 24.03.2005200580009507.2
United States of America 20.09.200610593482Published: 20.09.2007
Granted: 11.05.2010
United States of America 20.09.20062007218331
Canada 21.09.20062560533
European Patent Office 26.09.20062005718263Published: 28.02.2007
Granted: 23.01.2008
GermanyWithdrawn: 26.09.2006