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WINTROATH PUMPS LTD

Overview
  • Total Patents
    11
About

WINTROATH PUMPS LTD has a total of 11 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets engines, pumps and turbines, machines and mechanical elements are PEERLESS PUMP CO, TSI AVIAT MOTOROSTROENIYA IM P and KTURBO INC.

Patent filings in countries

World map showing WINTROATH PUMPS LTDs patent filings in countries
# Country Total Patents
#1 United States 9
#2 France 1
#3 United Kingdom 1

Patent filings per year

Chart showing WINTROATH PUMPS LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wintroath John A 9

Latest patents

Publication Filing date Title
US2082996A Valve device for submersible well pumps
US2009008A Rotary impeller type well pump
GB387843A Submersible pumps
US2001172A Submersible motor driven pump
US1863214A Improved impeller-positioning device
US1924203A Sand protected by-pass seal
US1909560A Intermediate bearing construction
US1856610A Pump having wire cable for driving same
US1893922A Submersible bearing structure
US1893921A Lubrication for submerged bearings