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PLENTY AND SON LTD

Overview
  • Total Patents
    29
About

PLENTY AND SON LTD has a total of 29 patent applications. Its first patent ever was published in 1953. It filed its patents most often in United Kingdom, United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, chemical engineering and packaging and shipping are WILSON ENGINEERING COMPANY, HNP MIKROSYSTEME GMBH and MIETTO VIRGILIO.

Patent filings in countries

World map showing PLENTY AND SON LTDs patent filings in countries
# Country Total Patents
#1 United Kingdom 20
#2 United States 8
#3 Canada 1

Patent filings per year

Chart showing PLENTY AND SON LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Shoosmith Guy Taite 15
#2 Taite Shoosmith Guy 5
#3 Vanderstegen-D Stamford Robert 3
#4 Walford Michael Arthur Howard 2
#5 Francis Vanderstegen-D Stamfor 1
#6 Brown Stanley Graham 1
#7 Howard Walford Michael Arthur 1
#8 Graham Brown Stanley 1
#9 Vanderstegan-D Stamford Robert 1
#10 Shoosmith Guy T 1

Latest patents

Publication Filing date Title
GB1073951A Improvements in or relating to blenders for blending two or more liquids
US3065706A Variable-capacity rotary pumps
GB1008061A Improvements in or relating to rotary pumps
GB923117A Improvements in or relating to filters or strainers
GB985548A Improvements in and relating to pump installations
GB954632A Improvements in or relating to variable-capacity rotary pumps
US2961969A Pump
GB870924A Improvements in or relating to indicating devices
US2959131A Pumps
GB845465A Improvements in or relating to rotary pumps
GB918579A Improvements in or relating to pump installations
US2958310A Pump control apparatus
US2940429A Control of variable-capacity pumps
GB839433A Improvements in or relating to pump installations having two or more rotary pumps
GB845209A Improvements in and relating to diaphragm pumps
GB834925A Improvements in and relating to rotary pumps
GB831047A Improvements in and relating to indicating devices for rotary pumps
GB845012A Improvements in the control of variable-capacity pumps
GB827877A Improvements in or relating to rotary pumps
GB816407A Improvements in and relating to filters or strainers