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SELF PRIMING PUMP & ENG CO LTD

Overview
  • Total Patents
    69
About

SELF PRIMING PUMP & ENG CO LTD has a total of 69 patent applications. Its first patent ever was published in 1936. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets engines, pumps and turbines, measurement and machine tools are WEBER ESPANA SA, JIANGYIN YUANWANG CLUTCH CO LTD and BEACON TECHNICAL SYSTEMS LLC.

Patent filings in countries

World map showing SELF PRIMING PUMP & ENG CO LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 46
#2 France 17
#3 United States 5
#4 Switzerland 1

Patent filings per year

Chart showing SELF PRIMING PUMP & ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Meredew George Charles 6
#2 Smedley Frederick Edward Samue 4
#3 Charles Meredew George 3
#4 Berris Kenneth Victor William 3
#5 Dawson Arthur Lionel Brown 2
#6 James Watson Frederick 2
#7 Higgins Donald Geoffrey 2
#8 Brown Dawson Arthur Lionel 2
#9 Moore Allan George Edward 2
#10 Clarke Denis Arthur 1

Latest patents

Publication Filing date Title
GB769535A A machine for the production of continuous fasteners
GB769536A A machine for the production of continuous fasteners
GB769537A A machine for the production of continuous fasteners
GB769534A Improvements in clutches
GB767534A Improvements in or relating to hydraulic accumulators and like pressure storage vessels
GB765693A Improvements relating to aircraft fuel pump installations
GB774389A Improvements in aircraft fuel systems
GB766447A Improvements in or relating to aircraft fuel systems
GB756665A Improvements in or relating to control means for motor-driven pumps
GB760801A Improvements in governing means of engines producing rotary motion
GB722705A A new or improved liquid-level responsive device
GB731672A Improvements in or relating to compressed-air-driven turbines
GB731671A Improvements in or relating to compressed-air-driven turbines
GB715634A Improvements in or relating to centrifugal pumps
GB713845A Improvements in or relating to electric-motor-driven pumps
GB697749A Improvements in or relating to electric-motor-driven pumps
GB709100A Improvements in or relating to hydraulic accumulators and like pressure storage vessels
GB702746A A new or improved fluid proportioner applicable, for example, to aircraft fuel systems
GB678177A Improvements in or relating to the manufacture of bearing bushes, distance pieces and the like
GB670226A Improvements in or relating to electric-motor driven pumps