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Malcolm Pridham

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  • Sheidow Park, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe coupling
    • Patent number 11,181,214
    • Issue date Nov 23, 2021
    • PHILMAC PTY LTD
    • Geoffrey B. Puckett
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Stepped down grip ring for use in pipe couplings and pipe coupling...
    • Patent number 8,764,069
    • Issue date Jul 1, 2014
    • Philmac Pty Ltd
    • Peter Newall
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    O-ring
    • Patent number D558037
    • Issue date Dec 25, 2007
    • Philmac Pty Ltd
    • David Chelchowski
    • D08 - Tools and hardware
  • Information Patent Grant

    Coupling or transition fitting for the connection of metal or plast...
    • Patent number 7,255,373
    • Issue date Aug 14, 2007
    • Philmac Pty Ltd
    • Malcolm Pridham
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents