TREA

Jonathan McDonald

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  • Ramona, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Trench drain filter assembly
    • Patent number 7,374,364
    • Issue date May 20, 2008
    • KriSTAR Enterprises, Inc.
    • Douglas Paul Allard
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Storm water treatment apparatus employing dual vortex separators
    • Patent number 7,182,874
    • Issue date Feb 27, 2007
    • Kristar Enterprises, Inc.
    • Douglas Paul Allard
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Trench drain filter assembly
    • Patent number 7,165,913
    • Issue date Jan 23, 2007
    • Kristar Enterprises, Inc.
    • Douglas Paul Allard
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Trench drain filter assembly
    • Publication number 20070274784
    • Publication date Nov 29, 2007
    • Douglas Paul Allard
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Erosion control barrier
    • Publication number 20060133897
    • Publication date Jun 22, 2006
    • Douglas Paul Allard
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Trench drain filter assembly
    • Publication number 20060078387
    • Publication date Apr 13, 2006
    • Douglas Paul Allard
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Storm water treatment apparatus employing dual vortex separators
    • Publication number 20050184007
    • Publication date Aug 25, 2005
    • Douglas Paul Allard
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE