GT

George Telfer

SL Specialised Petroleum Services Group Limited: 35 patents #1 of 9Top 15%
AL Ardyne Holdings, Limited: 13 patents #1 of 22Top 5%
ML M-I Drilling Fluids Uk Limited: 8 patents #7 of 53Top 15%
Schlumberger Technology: 2 patents #2,609 of 7,293Top 40%
SL Sps-Afos Group Limited: 2 patents #3 of 3Top 100%
WE Weatherford/Lamb: 1 patents #476 of 852Top 60%
ML M-I L.L.C.: 1 patents #179 of 369Top 50%
Overall (All Time): #34,429 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 1–25 of 64 patents

Patent #TitleCo-InventorsDate
12371958 On demand low shock ball seat system and method Stephen Lewis, Alasdair R. Tait 2025-07-29
12305466 Liner hanger system and method with non-pressure sensitive actuation Juan Moreno, Jose Hurtado, Mikhail Gotlib, Stephen Lewis 2025-05-20
12163389 Relating to well abandonment and slot recovery Michael Wardley 2024-12-10
11946330 Or relating to well abandonment and slot recovery David Stewart, James Linklater 2024-04-02
11613953 Well abandonment and slot recovery James Linklater, Alan Fairweather, Michael Wardley 2023-03-28
11512560 Downhole tool Michael Wardley 2022-11-29
11428061 Downhole cut and pull tool and method of use Michael Wardley, Alan Fair-Weather 2022-08-30
11230898 Well abandonment and slot recovery 2022-01-25
11180973 Downhole test tool and method of use Alan Fairweather 2021-11-23
11156048 Method and tool for well abandonment and slot recovery 2021-10-26
11156049 Well abandonment Michael Wardley, James Linklater, Wojciech Buczak 2021-10-26
11125036 Downhole anchor mechanism Michael Wardley, Alan Fairweather 2021-09-21
11078754 Downhole test tool and method of use Alan Fairweather, Michael Wardley, James Linklater 2021-08-03
11047187 Well abandonment and slot recovery Alan Fairweather, Michael Wardley 2021-06-29
10989017 Method of abandoning a well Michael Wardley, Alan Fairweather 2021-04-27
10895129 Open hole drilling magnet James Linklater, James Edward Atkins 2021-01-19
10214982 Retrievable subsea device and method 2019-02-26
10077614 Drilling assembly 2018-09-18
9745828 Valve seat assembly, downhole tool and methods 2017-08-29
9624757 Fluid-actuated downhole tool 2017-04-18
9453383 Modular tool for wellbore cleaning 2016-09-27
9410570 Clamp James Edward Atkins, Edward D. Scott 2016-08-09
9279305 Downhole tool and method James Linklater 2016-03-08
9140087 Modular tool for wellbore cleaning and method of use 2015-09-22
9133675 Downhole tool and method 2015-09-15