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ANCHOR DARLING VALVE CO

Overview
  • Total Patents
    21
About

ANCHOR DARLING VALVE CO has a total of 21 patent applications. Its first patent ever was published in 1973. It filed its patents most often in United States, Spain and France. Its main competitors in its focus markets mechanical elements, machines and machine tools are DURABLA MFG COMPANY, BAUMANN HANS D and CARLO NOBILI S P A RUBINETTERI.

Patent filings in countries

World map showing ANCHOR DARLING VALVE COs patent filings in countries
# Country Total Patents
#1 United States 11
#2 Spain 2
#3 France 2
#4 Australia 1
#5 Canada 1
#6 Germany 1
#7 Italy 1
#8 Netherlands 1
#9 Sweden 1

Patent filings per year

Chart showing ANCHOR DARLING VALVE COs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Karpenko Anatole N 10
#2 Karpenko Anatole Nicolas 1
#3 Karpenko A N 1
#4 Barb Gayle E 1
#5 Karpenko Anatole Nickolas 1
#6 Karpenko Anatole 1
#7 Husted Rodney O 1

Latest patents

Publication Filing date Title
US4700746A Control valve for high pressure fluids
US4573660A Double disc gate valve
US4408636A Reheater isolation device and chemical connector
CA1169411A Valve for handling hot caustic alumina solution with provision for grinding
US4502503A Vacuum breaker valve with internally balanced disc
US4410007A Soft seal installation for feed water check valve
US4353390A Swing check valve with internally balanced disc
US4338961A Valve for handling hot caustic alumina solution with provision for grinding
DE2626508A1 SHUT-OFF VALVE, ESPECIALLY IN MAIN STEAM LINES OF POWER PLANTS
US4007906A Main steam isolation valve
US4029290A In service exercisable tilt disc check valve
US3889924A Valve stem operator
US3905577A Valve