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Andrew PETTITT

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  • Huntly, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cutting tool
    • Patent number 11,332,993
    • Issue date May 17, 2022
    • SPEX CORPORATE HOLDINGS LIMITED
    • Jamie Oag
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Colliding tool
    • Patent number 10,895,124
    • Issue date Jan 19, 2021
    • SPEX CORPORATE HOLDINGS LTD.
    • Barry Chapman
    • F42 - AMMUNITION BLASTING
  • Information Patent Grant

    Cutting tool
    • Patent number 10,550,656
    • Issue date Feb 4, 2020
    • SPEX CORPORATE HOLDINGS LIMITED
    • Jamie Oag
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

  • Information Patent Application

    CUTTING TOOL
    • Publication number 20200131876
    • Publication date Apr 30, 2020
    • SPEX Engineering (UK) Limited
    • Jamie Oag
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    IMPROVED COLLIDING TOOL
    • Publication number 20190055803
    • Publication date Feb 21, 2019
    • SPEX Engineering (UK) Limited
    • Barry CHAPMAN
    • F42 - AMMUNITION BLASTING
  • Information Patent Application

    CUTTING TOOL
    • Publication number 20180291697
    • Publication date Oct 11, 2018
    • SPEX Engineering (UK) Limited
    • Jamie OAG
    • E21 - EARTH DRILLING MINING