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1. (WO1997015536) METHOD FOR MAKING NITROGEN-POTASSIUM FERTILIZER CONTAINING CALCIUM NITRATE AND PRODUCTS THEREOF
Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
China 18.10.199696199082.1
New Zealand 21.04.1998321691Published: 28.10.1999
Granted: 17.02.2000
Canada 22.04.19982235577
Czechia 23.04.1998PV1998-1238Published: 12.08.1998
Granted: 16.11.2005
Kenya 23.04.19981996NO9600244
European Patent Office 24.04.19981996937590Published: 12.08.1998
Granted: 03.01.2001
Mexico 24.04.1998PA/a/1998/003262Published: 16.11.1998
Granted: 11.07.2002
United States of America 21.07.199809051958