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George Telfer

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  • Aberdeen, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Relating to well abandonment and slot recovery
    • Patent number 12,163,389
    • Issue date Dec 10, 2024
    • ARDYNE HOLDINGS LIMITED
    • Michael Wardley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Or relating to well abandonment and slot recovery
    • Patent number 11,946,330
    • Issue date Apr 2, 2024
    • ARDYNE HOLDINGS LIMITED
    • David Stewart
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well abandonment and slot recovery
    • Patent number 11,613,953
    • Issue date Mar 28, 2023
    • ARDYNE HOLDINGS LIMITED
    • James Linklater
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole tool
    • Patent number 11,512,560
    • Issue date Nov 29, 2022
    • ARDYNE HOLDINGS LIMITED
    • Michael Wardley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole cut and pull tool and method of use
    • Patent number 11,428,061
    • Issue date Aug 30, 2022
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well abandonment and slot recovery
    • Patent number 11,230,898
    • Issue date Jan 25, 2022
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole test tool and method of use
    • Patent number 11,180,973
    • Issue date Nov 23, 2021
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method and tool for well abandonment and slot recovery
    • Patent number 11,156,048
    • Issue date Oct 26, 2021
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well abandonment
    • Patent number 11,156,049
    • Issue date Oct 26, 2021
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole anchor mechanism
    • Patent number 11,125,036
    • Issue date Sep 21, 2021
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole test tool and method of use
    • Patent number 11,078,754
    • Issue date Aug 3, 2021
    • ARDYNE HOLDINGS LIMITED
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Well abandonment and slot recovery
    • Patent number 11,047,187
    • Issue date Jun 29, 2021
    • ARDYNE HOLDINGS, LIMITED
    • Alan Fairweather
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Method of abandoning a well
    • Patent number 10,989,017
    • Issue date Apr 27, 2021
    • ARDYNE HOLDINGS LIMITED
    • Michael Wardley
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Open hole drilling magnet
    • Patent number 10,895,129
    • Issue date Jan 19, 2021
    • M-l DRILLING FLUIDS UK LTD
    • James Linklater
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Retrievable subsea device and method
    • Patent number 10,214,982
    • Issue date Feb 26, 2019
    • M-I Drilling Fluids U.K. Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drilling assembly
    • Patent number 10,077,614
    • Issue date Sep 18, 2018
    • M I Drilling Fluids UK Ltd.
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Valve seat assembly, downhole tool and methods
    • Patent number 9,745,828
    • Issue date Aug 29, 2017
    • Specialised Petroleum Services Group Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid-actuated downhole tool
    • Patent number 9,624,757
    • Issue date Apr 18, 2017
    • M I Drilling Fluids UK Ltd.
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Modular tool for wellbore cleaning
    • Patent number 9,453,383
    • Issue date Sep 27, 2016
    • M-I Drilling Fluids U.K. Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Clamp
    • Patent number 9,410,570
    • Issue date Aug 9, 2016
    • Specialised Petroleum Services Group Limited
    • James Edward Atkins
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Downhole tool and method
    • Patent number 9,279,305
    • Issue date Mar 8, 2016
    • M-I Drilling Fluids U.K. Limited
    • James Linklater
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Modular tool for wellbore cleaning and method of use
    • Patent number 9,140,087
    • Issue date Sep 22, 2015
    • M-I Drilling Fluids UK Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole tool and method
    • Patent number 9,133,675
    • Issue date Sep 15, 2015
    • M-I Drilling Fluids UK Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole valve tool and method of use
    • Patent number 9,022,130
    • Issue date May 5, 2015
    • Specialised Petroleum Services Group Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Drill string mounted rotatable tool and cleaning method
    • Patent number 8,955,584
    • Issue date Feb 17, 2015
    • Specialised Petroleum Services Group Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Diverter cup assembly
    • Patent number 8,869,884
    • Issue date Oct 28, 2014
    • Specialised Petroleum Services Group Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Wellbore cleaning method and apparatus
    • Patent number 8,844,622
    • Issue date Sep 30, 2014
    • Specialised Petroleum Services Group Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Downhole tool
    • Patent number 8,689,877
    • Issue date Apr 8, 2014
    • Specialised Petroleum Services Group Limited
    • George Telfer
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Work string mounted cleaning tool and assembly method
    • Patent number 8,684,074
    • Issue date Apr 1, 2014
    • Specialized Petroleum Services Group Limited
    • James Edward Atkins
    • B08 - CLEANING
  • Information Patent Grant

    Downhole debris removal tool
    • Patent number 8,672,025
    • Issue date Mar 18, 2014
    • M-I L.L.C.
    • John C. Wolf
    • E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents