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Frank DUTRO

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  • Saratoga, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydroclone based fluid filtration system
    • Patent number 8,701,896
    • Issue date Apr 22, 2014
    • Dow Global Technologies LLC
    • David J. Levitt
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Hydroclone based fluid filtration system
    • Patent number 8,201,697
    • Issue date Jun 19, 2012
    • Dow Global Technologies LLC
    • David J. Levitt
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Hydroclone based fluid filtration system
    • Patent number 7,896,169
    • Issue date Mar 1, 2011
    • Clean Filtration Technologies, Inc.
    • David J. Levitt
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDROCLONE BASED FLUID FILTRATION SYSTEM
    • Publication number 20130126421
    • Publication date May 23, 2013
    • David J. Levitt
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    HYDROCLONE BASED FLUID FILTRATION SYSTEM
    • Publication number 20110120959
    • Publication date May 26, 2011
    • CLEAN FILTRATION TECHNOLOGIES, INC.
    • David J. LEVITT
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Hydroclone based fluid filtration system
    • Publication number 20070045168
    • Publication date Mar 1, 2007
    • Clean Filtration Technologies, Inc.
    • David J. Levitt
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL