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ASS CHEM CO

Overview
  • Total Patents
    70
About

ASS CHEM CO has a total of 70 patent applications. Its first patent ever was published in 1960. It filed its patents most often in United Kingdom, France and Canada. Its main competitors in its focus markets surface technology and coating, materials and metallurgy and basic materials chemistry are YUKEN IND CO LTD, AMCHEM S A and INBE TOSHIO.

Patent filings in countries

World map showing ASS CHEM COs patent filings in countries
# Country Total Patents
#1 United Kingdom 16
#2 France 15
#3 Canada 11
#4 Germany 11
#5 Sweden 7
#6 United States 4
#7 Austria 3
#8 Spain 3

Patent filings per year

Chart showing ASS CHEM COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Vessey Clifford A 7
#2 Vessey Clifford Alfred 7
#3 Alfred Vessey Clifford 7
#4 Vessey C 6
#5 Holker Kenneth Urmston 5
#6 Gibson Geoffrey Moorhouse 5
#7 Farquhar James Thomson 4
#8 Green Rosemary 4
#9 Holker Kenneth U 3
#10 Wells Colin 3

Latest patents

Publication Filing date Title
DE1758641A1 Process for chromium plating ferrous metal substrates
DE1769582A1 Aqueous agent for the production of electrically resistant and / or corrosion-resistant coatings on metals
ES350945A1 A procedure of chroming by compaction for ferrous metal substrates. (Machine-translation by Google Translate, not legally binding)
GB1198329A Treatment of Metal Coatings
GB1184562A Anti-Corrosive Coating Compositions
GB1190073A Anti-Corrosive Coating Compositions
GB1117982A Surface coating composition containing metallic pigment
GB1152437A Anti-Corrosive Coating Composition
DE1519014A1 Corrosion-preventing primer paint for metals
GB1146594A Chromising ferrous metal substrates
GB1041508A Improvements relating to the production of chromium phosphates
US3266985A Production of wood preservatives
GB1121124A Anti-corrosive coating composition
DE1521105A1 Method and attention of a substrate with metal
US3371987A Process for the production of calcium chromate
GB1030917A Processes of and apparatus for burning sulphur
GB1106292A Improvements in or relating to the treatment of metals
GB1041253A Improvements relating to the preparation of chromium compounds
GB1038773A Improvements relating to the production of chromic oxide
GB996480A Improvements relating to the production of gaseous oxides