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G & A FIRKINS LTD

Overview
  • Total Patents
    11
About

G & A FIRKINS LTD has a total of 11 patent applications. Its first patent ever was published in 1955. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets chemical engineering, packaging and shipping and mechanical elements are SILLEY HENRY ARTHUR JOHN, GUSTAFSSON BROR and GRAYBILL PAUL J.

Patent filings in countries

World map showing G & A FIRKINS LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 9
#2 France 1
#3 United States 1

Patent filings per year

Chart showing G & A FIRKINS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gist John Frederick 8
#2 Frederick Gist John 1

Latest patents

Publication Filing date Title
GB1170691A Separator for Oil and Water
GB1168704A Improvements relating to Rotary Plug Valves.
GB1107585A New or improved self-cleaning filter
GB1040917A Improvements relating to filters
GB1022470A Means for separating liquids from gases
GB1004348A Separator for oil and water
US3155287A Means for handling finely divided material
GB978832A Means for transporting and handling finely divided material
GB958699A Means for handling finely divided material
GB788007A Motorised drives for screw-operated valves