TREA

Jack R. Eaton

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  • Oakmont, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Square embossed roof and rib plate
    • Patent number 7,284,933
    • Issue date Oct 23, 2007
    • Jennmar Corporation
    • Frank Calandra, Jr.
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Three-prong shell
    • Patent number 6,599,059
    • Issue date Jul 29, 2003
    • Jennmar Corporation
    • Frank Calandra
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Combination bolt system
    • Patent number 5,954,455
    • Issue date Sep 21, 1999
    • Jennmar Corporation
    • Jack R. Eaton
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Combination cable bolt system
    • Patent number 5,785,463
    • Issue date Jul 28, 1998
    • Jennmar Corporation
    • Jack R. Eaton
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    Square embossed roof and rib plate
    • Publication number 20040018062
    • Publication date Jan 29, 2004
    • Frank Calandra
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Three-prong shell
    • Publication number 20020025230
    • Publication date Feb 28, 2002
    • Jennmar Corporation
    • Frank Calandra
    • E21 - EARTH DRILLING MINING