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1. WO2007138800 - LAYERED TYPE BALLOON TRANSFORMER

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 19.04.2007200780018943.5
Japan 09.10.20082008517803
European Patent Office 24.11.20082007741959Published: 11.02.2009
Granted: 06.04.2016
Republic of Korea 26.11.20081020087028926Granted: 29.09.2010
United States of America12277357Published: 19.03.2009