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HOLMES & CO LTD W C

Overview
  • Total Patents
    88
About

HOLMES & CO LTD W C has a total of 88 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United Kingdom, France and Germany. Its main competitors in its focus markets chemical engineering, basic materials chemistry and environmental technology are HOLMES W C & CO LTD, GOTTFRIED BISCHOFF G M B H and TOBISU TORAO.

Patent filings in countries

World map showing HOLMES & CO LTD W Cs patent filings in countries
# Country Total Patents
#1 United Kingdom 58
#2 France 16
#3 Germany 7
#4 Austria 2
#5 United States 2
#6 Switzerland 1
#7 Denmark 1
#8 Ireland 1

Patent filings per year

Chart showing HOLMES & CO LTD W Cs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ingham Clement 11
#2 Cosby William Trevor 6
#3 Thompson Robert Joseph Stanley 5
#4 Cooper Charles 4
#5 Priestley James Joshua 2
#6 Hinchliffe Norman 2
#7 Smith Clive Richard 2
#8 Marshall George Cyril 2
#9 Sykes William 2
#10 Elliott Duncan 2

Latest patents

Publication Filing date Title
GB1300744A Improvements in and relating to the thermal regeneration of adsorbers
GB1026430A Improvements in or relating to the cleaning of cyclone dust collector cells
GB1101743A Improvements in or relating to the purification of gases
GB1005042A Improved furnace joint
GB1012933A Improvements in and relating to gas-liquid contact towers
GB1016905A Improvements in or relating to electrostatic precipitators
GB1027992A Improvements in or relating to gas purification apparatus
GB952502A Treatment of sulphur containing media
GB987220A An improved electrostatic precipitator
GB920982A Treatment of furnace gases
GB1009331A Promotion of chemical reactions by electrical discharge
GB1012130A Improvements in or relating to the rapping of electrostatic precipitators
GB920682A Improvements relating to the purification of gases
GB968982A Improved electrostatic precipitator
GB902533A Improvements in or relating to shaft bearings
GB937650A Improvements in or relating to gas purifying apparatus
GB937301A Improvements in or relating to heat exchangers
GB928461A Improvements in or relating to purifier installations for the removal of hydrogen sulphide from fuel gases
GB920681A Removal of hydrogen sulphide from gases
GB905537A Improvements in or relating to sealing means for shafts or the like