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David A. Hutchison

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  • Powhatan, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fuel additives to maintain optimum injector performance
    • Patent number 8,623,105
    • Issue date Jan 7, 2014
    • Afton Chemical Corporation
    • Dennis J. Malfer
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Extended drain diesel lubricant formulations
    • Patent number 8,377,856
    • Issue date Feb 19, 2013
    • Afton Chemical Corporation
    • Cathy C. Devlin
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Additives for lubricants and fuels
    • Patent number 7,863,228
    • Issue date Jan 4, 2011
    • Afton Chemical Corporation
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating composition
    • Patent number 7,833,954
    • Issue date Nov 16, 2010
    • Afton Chemical Corporation
    • David A. Hutchison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Additives for lubricants and fuels
    • Patent number 7,361,629
    • Issue date Apr 22, 2008
    • Afton Chemical Corporation
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...

Patents Applicationslast 30 patents

  • Information Patent Application

    EXTENDED DRAIN DIESEL LUBRICANT FORMULATIONS
    • Publication number 20110003722
    • Publication date Jan 6, 2011
    • AFTON CHEMICAL CORPORATION
    • Cathy C. DEVLIN
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    EXTENDED DRAIN DIESEL LUBRICANT FORMULATIONS
    • Publication number 20100292112
    • Publication date Nov 18, 2010
    • AFTON CHEMICAL CORPORATION
    • Cathy C. DEVLIN
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    FUEL ADDITIVES TO MAINTAIN OPTIMUM INJECTOR PERFORMANCE
    • Publication number 20100037514
    • Publication date Feb 18, 2010
    • AFTON CHEMICAL CORPORATION
    • Dennis J. MALFER
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    FUEL ADDITIVES TO MAINTAIN OPTIMUM INJECTOR PERFORMANCE
    • Publication number 20090282731
    • Publication date Nov 19, 2009
    • AFTON CHEMICAL CORPORATION
    • Dennis J. MALFER
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING COMPOSITION
    • Publication number 20090203560
    • Publication date Aug 13, 2009
    • David A. Hutchison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING COMPOSITION
    • Publication number 20080287328
    • Publication date Nov 20, 2008
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Novel additives for lubricants and fuels
    • Publication number 20080171678
    • Publication date Jul 17, 2008
    • AFTON CHEMICAL CORPORATION
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating Composition
    • Publication number 20080139422
    • Publication date Jun 12, 2008
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING COMPOSITION
    • Publication number 20080139428
    • Publication date Jun 12, 2008
    • David A. Hutchison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Lubricating Composition
    • Publication number 20080139421
    • Publication date Jun 12, 2008
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING COMPOSITION
    • Publication number 20080139426
    • Publication date Jun 12, 2008
    • AFTON CHEMICAL CORPORATION
    • David A. Hutchison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING COMPOSITION
    • Publication number 20080139427
    • Publication date Jun 12, 2008
    • David A. Hutchison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    LUBRICATING COMPOSITION
    • Publication number 20080139425
    • Publication date Jun 12, 2008
    • David A. Hutchison
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Novel additives for lubricants and fuels
    • Publication number 20050202980
    • Publication date Sep 15, 2005
    • John T. Loper
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...