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FREETH FRANCIS ARTHUR

Overview
  • Total Patents
    17
About

FREETH FRANCIS ARTHUR has a total of 17 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets materials and metallurgy are STICKSTOFFWERKE G M B H, EMIL HENE DR ING and BENSA FELICE.

Patent filings in countries

World map showing FREETH FRANCIS ARTHURs patent filings in countries
# Country Total Patents
#1 United Kingdom 8
#2 United States 4
#3 Canada 2
#4 Spain 2
#5 Denmark 1

Patent filings per year

Chart showing FREETH FRANCIS ARTHURs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Materials and metallurgy

Top inventors

# Name Total Patents
#1 Freeth Francis Arthur 15
#2 Cocksedge Herbert Edwin 11
#3 Munro Leslie Alexander 2
#4 Cocksedge Herbet Edwin 1

Latest patents

Publication Filing date Title
US1301047A Manufacture of ammonium nitrate.
GB117649A Improvements in or relating to the Manufacture of Sulphuric Acid from Nitre Cake.
GB126678A Improvements in the Process for the Manufacture of Ammonium Nitrate.
GB124513A Improvements in the Separation and Recovery of Potassium Salts from Commercial Nitrate of Soda Containing such Salts.
GB191512401A Improvements in or relating to the Manufacture of Ammonium Nitrate from Ammonium Bicarbonate or the Components thereof and Sodium Nitrate.
US1081107A Process of making ammonium nitrate by the ammonia-soda process.
US1035696A Process of making pure ammonium chlorid.
GB191016454A Improvements in or relating to the Manufacture of Ammonium Nitrate from Ammonium Sulphate and Sodium Nitrate.
GB191016455A Improvements in or relating to the manufacture of Ammonium Nitrate from Ammonium Bicarbonate or the Components thereof and Sodium Nitrate.
US970909A Process of making ammonium chlorid.
GB191000086A Improvements in the Manufacture of Ammonium Chloride from Ammonium Sulphate and Common Salt.
GB190926263A Improvements in the Manufacture of Ammonium Chloride from Ammonium Sulphate and Common Salt.
CA213100A Removal of calcium and magnesium from rock salt brine
CA201955A Separation and recovery of potassium salts