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1. WO2016144645 - CEMENT SPACER SYSTEM FOR WELLBORES, METHODS OF MAKING, AND METHODS OF USE

Available information on National Phase entries(more information)
OfficeEntry DateNational NumberNational Status
Australia 15.09.20172016229304Published: 12.10.2017
Granted: 15.11.2018
Kazakhstan 21.09.20172017/0788.1
Norway 26.09.201720171535
United Kingdom 28.09.20171715744.7Published: 14.03.2018
Eurasian Patent Organization 09.10.2018201892027Published: 29.03.2019
Saudi Arabia 27.02.2020517382234
India201717034355Published: 15.12.2017
Granted: 03.01.2020
Kazakhstan33631Published: 17.05.2019