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ARDCO MFG COMPANY

Overview
  • Total Patents
    22
About

ARDCO MFG COMPANY has a total of 22 patent applications. Its first patent ever was published in 1925. It filed its patents most often in United States and Canada. Its main competitors in its focus markets transport, engines, pumps and turbines and machines are WOERNER EUGEN, BAGNULO ALBERTO and CROCKFORD ALFRED HENRY.

Patent filings in countries

World map showing ARDCO MFG COMPANYs patent filings in countries
# Country Total Patents
#1 United States 20
#2 Canada 2

Patent filings per year

Chart showing ARDCO MFG COMPANYs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Charles Stern 17
#2 Gillespie Henry C 3
#3 Sayer Ellis Daniel 2
#4 Braden Richard W 2
#5 Davis De Lancey W 2
#6 James Zusy Charles 2
#7 Feeley Matthew R 2
#8 Stern Charles 2
#9 Joseph Carlock James 1

Latest patents

Publication Filing date Title
US2077077A Lubricating device for railways
US2120770A Drifting valve for locomotives
US2103701A Rail head and wheel flange lubricator
US2016976A Rail flange lubricator
US2016975A Rail flange lubricator
US2016974A Lubricant distributor
US1999643A Drifting valve for locomotives
US1918146A Rail and wheel flange lubricator
US1918145A Lubricator supply tank
US1980107A Governor-controlled drifting valves for locomotives
US1918144A Rail flange lubricator
US1901740A Bellows checked cylinder cock
US2047600A Rail flange lubricator
US1833782A Automatic rail lubricator
US1797825A Bell ringer for locomotives
US1782844A Locomotive bell ringer
US1778696A Railway-journal-oiling device
US1724434A Lubricating device
US1700385A Safety appliance for train lines
US1748009A Locomotive drifting valve