Helsinki
Finland
5
2013-09-26
The entities that hold a legal rights for patent applications filed by inventor Severn John:
John Severn from Helsinki, FI has applied for patents for these inventions. The list has both pending applications and granted patents:
Preparation of a solid catalyst system
#2 | 2013-09-19Preparation of a solid catalyst system
#3 | 2011-11-10High density polymer compositions, a method for their preparation and pressure-resistant pipes made therefrom
#4 | 2011-07-07High Density Polymer Compositions, A Method for Their Preparation and Pressure-Resistant Pipes made Therefrom
#5 | 2009-12-24Surface-Modified Polymerization Catalysts for the Preparation of Low-Gel Polyolefin Films
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