TREA

John Allen

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  • Lindenhurst, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of making fitting joint for double containment pipe
    • Patent number 6,649,015
    • Issue date Nov 18, 2003
    • Enfield Industrial Corporation
    • John Allen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Double containment pipe fitting
    • Patent number 5,624,140
    • Issue date Apr 29, 1997
    • Enfield Industrial Corporation
    • John Allen
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL