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SCHWEIZ SPRENGSTOFF FABRIK A G

Overview
  • Total Patents
    17
About

SCHWEIZ SPRENGSTOFF FABRIK A G has a total of 17 patent applications. Its first patent ever was published in 1930. It filed its patents most often in Switzerland, United Kingdom and Germany. Its main competitors in its focus markets basic materials chemistry, chemical engineering and machines are INDIAN EXPLOSIVES LTD, NITROCHEMIE GMBH and ALEXANDER CRUICKSHANK SCOTT.

Patent filings in countries

World map showing SCHWEIZ SPRENGSTOFF FABRIK A Gs patent filings in countries
# Country Total Patents
#1 Switzerland 8
#2 United Kingdom 3
#3 Germany 2
#4 United States 2
#5 Austria 1
#6 France 1

Patent filings per year

Chart showing SCHWEIZ SPRENGSTOFF FABRIK A Gs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sprengstoff-Fabrik A-G Schweiz 6
#2 G Schweiz Sprengstoff-Fabrik A 2
#3 Emil Kern 1
#4 Hans Muller 1

Latest patents

Publication Filing date Title
GB1177732A An Explosive Mixture
GB692268A Improvements in or relating to the production of a highly active nickel catalyst
GB692300A Improvements in or relating to the reactivation of exhausted nickel hydrogenation catalysts
US2726151A Producing and reactivating a carrierless nickel catalyst
US2430239A Pentaerythrite tetranitrate explosive