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VALVE CORP OF AMERICA

Overview
  • Total Patents
    162
About

VALVE CORP OF AMERICA has a total of 162 patent applications. Its first patent ever was published in 1954. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets packaging and shipping, machines and mechanical elements are PRAEZISIONS VENTIL GMBH, AEROSOL INV S & DEV S A A I D and SEAQUIST VALVE CO.

Patent filings in countries

World map showing VALVE CORP OF AMERICAs patent filings in countries
# Country Total Patents
#1 United States 77
#2 Canada 44
#3 United Kingdom 18
#4 France 16
#5 Spain 4
#6 Switzerland 2
#7 Brazil 1

Patent filings per year

Chart showing VALVE CORP OF AMERICAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 O'Donnell William R 44
#2 Sagarin Philip H 25
#3 Lehmann Herbert G 22
#4 Steiman Wolf 12
#5 Beres Steven W 8
#6 Wolf Steiman 7
#7 Kuffer Clarence O 5
#8 Keeney Allen J 5
#9 Banyacsky Arthur J 4
#10 Chambers Charles D 3

Latest patents

Publication Filing date Title
US3675823A Tilt action mixing dispenser valve
US3580431A Aerosol valve tip and stem assembly and method of assembling same
US3613728A Diaphragm-actuated aerosol valve
US3614062A Aerosol valve
US3575323A Tilt-slide action aerosol valve
US3598290A Mixing type liquid dispenser with capillary dip tube
US3559851A Fully-emptying valve assemblage
US3606089A Product-isolating sack for pressurized dispensers
CA920100A Method of making an interlocked assembly and interlocked assembly
US3550813A Hand-held dispenser for mixing fluids
US3543965A Hand-held dispenser with two containers and two valves
US3499581A Hand-held dispenser with mixing valves
US3503539A Hand-held dispenser with dual valve
US3519173A Self-holding actuator cap for aerosol dispensers
US3472457A Aerosol tip and insert assembly
US3525997A Hand-held dispenser with dual valve
US3537676A Mold apparatus for closure with integral cap
US3420415A Leakproof dispensing container
US3401844A Leakproof aerosol construction
US3401838A Aerosol dispenser construction