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1. (WO2007006767) POLYMER 4,4′-BIPYRIDINIUM STRUCTURES, FORMULATIONS FOR AN ELECTROCHROMIC ACTIVE LAYER, AND APPLICATION THEREFOR
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 10.07.2006200680025287.7
European Patent Office 20.12.20072006777667Published: 09.04.2008
Granted: 06.04.2011
Japan 11.01.20082008520862
United States of America 11.04.200811988639Published: 12.02.2009
GermanyWithdrawn: 12.01.2008