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Douglas Swingley

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  • Savgus, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Valve operator assembly
    • Patent number 11,473,694
    • Issue date Oct 18, 2022
    • Spears Manufacturing Co.
    • Wayne Spears
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve operator assembly
    • Patent number 11,149,874
    • Issue date Oct 19, 2021
    • Spears Manufacturing Co.
    • Wayne Spears
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cut-in fitting for connecting pipe
    • Patent number 9,611,960
    • Issue date Apr 4, 2017
    • Spears Manufacturing Co.
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Aluminum cartridge casing for rifles
    • Patent number 8,381,655
    • Issue date Feb 26, 2013
    • Spears Manufacturing Co.
    • Douglas Swingley
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Compact fire sprinkler attachment insert
    • Patent number 7,426,784
    • Issue date Sep 23, 2008
    • Spears Manufacturing Co.
    • Wayne Spears
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Grant

    Pipe fitting with length adjustment
    • Patent number 7,303,146
    • Issue date Dec 4, 2007
    • Spears Manufacturing, Co.
    • Douglas Swingley
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    CPVC drain waste and vent fittings
    • Patent number 7,178,557
    • Issue date Feb 20, 2007
    • Spears Manufacturing Co.
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe fitting with length adjustment
    • Patent number 6,959,880
    • Issue date Nov 1, 2005
    • Spears Manufacturing Co.
    • Douglas Swingley
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Non-vibrating ball check valve
    • Patent number 6,899,127
    • Issue date May 31, 2005
    • Spears Manufacturing Co.
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cam-lock fitting
    • Patent number 6,290,267
    • Issue date Sep 18, 2001
    • Spears Manufacturing Company
    • Douglas R. Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High purity corrosion resistant butterfly valve
    • Patent number 6,142,173
    • Issue date Nov 7, 2000
    • Spears Manufacturing Company
    • Harry H. Bekeredjian
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    CUT-IN FITTING FOR CONNECTING PIPE
    • Publication number 20140239633
    • Publication date Aug 28, 2014
    • Spears Manufacturing Co.
    • Douglas Swingley
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    ALUMINUM CARTRIDGE CASING FOR RIFLES
    • Publication number 20120285345
    • Publication date Nov 15, 2012
    • Douglas Swingley
    • F42 - AMMUNITION BLASTING
  • Information Patent Application

    Compact fire sprinkler attachment insert
    • Publication number 20070056751
    • Publication date Mar 15, 2007
    • Wayne Spears
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    Pipe fitting with length adjustment
    • Publication number 20050284969
    • Publication date Dec 29, 2005
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Threaded pressure fitting with recessed thread roots
    • Publication number 20050258650
    • Publication date Nov 24, 2005
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    CPVC drain waste and vent fittings
    • Publication number 20040194840
    • Publication date Oct 7, 2004
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Pipe fitting with length adjustment
    • Publication number 20040164188
    • Publication date Aug 26, 2004
    • Douglas Swingley
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...