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Stuart Alexander Telfer
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Stonehaven, GB
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Patents Grants
last 30 patents
Information
Patent Grant
Multilateral junction with wellbore isolation using degradable isol...
Patent number
11,506,025
Issue date
Nov 22, 2022
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drillable window assembly for controlling the geometry of a multila...
Patent number
11,448,041
Issue date
Sep 20, 2022
Halliburton Energy Services, Inc.
Michael Werner Kuhlman
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and systems for drilling a multilateral well
Patent number
11,352,849
Issue date
Jun 7, 2022
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multilateral junction with wellbore isolation
Patent number
11,313,205
Issue date
Apr 26, 2022
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Combined multilateral window and deflector and junction system
Patent number
11,286,721
Issue date
Mar 29, 2022
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Plug deflector for isolating a wellbore of a multi-lateral wellbore...
Patent number
10,989,001
Issue date
Apr 27, 2021
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Casing exit joint with guiding profiles and methods for use
Patent number
10,927,630
Issue date
Feb 23, 2021
Halliburton Energy Services, Inc.
Steffen Helgesen Van der Veen
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multilateral junction with wellbore isolation using degradable isol...
Patent number
10,655,433
Issue date
May 19, 2020
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multilateral junction with wellbore isolation
Patent number
10,196,880
Issue date
Feb 5, 2019
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Grant
Window assembly with bypass restrictor
Patent number
10,119,361
Issue date
Nov 6, 2018
Halliburton Energy Services, Inc.
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Whipstock and deflector assembly for multilateral wellbores
Patent number
9,951,573
Issue date
Apr 24, 2018
Halliburton Energy Services, Inc.
Espen Dahl
E21 - EARTH DRILLING MINING
Information
Patent Grant
Control system for downhole casing milling system
Patent number
9,677,366
Issue date
Jun 13, 2017
Halliburton Energy Services, Inc.
Andrew S. Gendre
E21 - EARTH DRILLING MINING
Information
Patent Grant
System for circumferentially aligning a downhole latch subsystem
Patent number
9,140,081
Issue date
Sep 22, 2015
Halliburton Energy Services, Inc.
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for circumferentially aligning a downhole latch s...
Patent number
8,678,097
Issue date
Mar 25, 2014
Halliburton Energy Services, Inc.
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING
Information
Patent Grant
Well assembly with recesses facilitating branch wellbore creation
Patent number
8,505,621
Issue date
Aug 13, 2013
Halliburton Energy Services, Inc.
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING
Information
Patent Grant
System and method for opening a window in a casing string for multi...
Patent number
8,215,400
Issue date
Jul 10, 2012
Halliburton Energy Services, Inc.
Thomas Owen Roane
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
METHODS AND SYSTEMS FOR DRILLING A MULTILATERAL WELLBACKGROUND
Publication number
20210332658
Publication date
Oct 28, 2021
HALLIBURTON ENERGCY SERVICES, INC.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLABLE WINDOW ASSEMBLY FOR CONTROLLING THE GEOMETRY OF A MULTILA...
Publication number
20210047901
Publication date
Feb 18, 2021
Halliburton Energy Services, Inc.
Michael Werner Kuhlman
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTILATERAL JUNCTION WITH WELLBORE ISOLATION USING DEGRADABLE ISOL...
Publication number
20200270970
Publication date
Aug 27, 2020
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Application
COMBINED MULTILATERAL WINDOW AND DEFLECTOR AND JUNCTION SYSTEM
Publication number
20200173238
Publication date
Jun 4, 2020
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Application
Plug Deflector for Isolating a Wellbore of a Multi-Lateral Wellbore...
Publication number
20190186222
Publication date
Jun 20, 2019
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTILATERAL JUNCTION WITH WELLBORE ISOLATION
Publication number
20190085662
Publication date
Mar 21, 2019
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Application
CASING EXIT JOINT WITH GUIDING PROFILES AND METHODS FOR USE
Publication number
20180363401
Publication date
Dec 20, 2018
Halliburton Energy Services, Inc.
Steffen Helgesen Van der Veen
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTILATERAL JUNCTION WITH WELLBORE ISOLATION
Publication number
20160341011
Publication date
Nov 24, 2016
Halliburton Energy Services, Inc.
David Joe Steele
E21 - EARTH DRILLING MINING
Information
Patent Application
MULTILATERAL JUNCTION WITH WELLBORE ISOLATION USING DEGRADABLE ISOL...
Publication number
20160341010
Publication date
Nov 24, 2016
Halliburton Energy Services, Inc.
Neil Hepburn
E21 - EARTH DRILLING MINING
Information
Patent Application
WINDOW ASSEMBLY WITH BYPASS RESTRICTOR
Publication number
20160273301
Publication date
Sep 22, 2016
Haliburton Energy Services, Inc.
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING
Information
Patent Application
Control System for Downhole Casing Milling System
Publication number
20160265296
Publication date
Sep 15, 2016
Halliburton Energy Services, Inc.
Andrew S. Gendre
E21 - EARTH DRILLING MINING
Information
Patent Application
WHIPSTOCK AND DEFLECTOR ASSEMBLY FOR MULTILATERAL WELLBORES
Publication number
20160145956
Publication date
May 26, 2016
Halliburton Energy Services, Inc.
Espen Dahl
E21 - EARTH DRILLING MINING
Information
Patent Application
System for Circumferentially Aligning a Downhole Latch Subsystem
Publication number
20140144617
Publication date
May 29, 2014
Halliburton Energy Services, Inc.
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING
Information
Patent Application
System and Method for Opening a Window in a Casing String for Multi...
Publication number
20120103612
Publication date
May 3, 2012
Halliburton Energy Services, Inc.
Thomas Owen Roane
E21 - EARTH DRILLING MINING
Information
Patent Application
WELL ASSEMBLY WITH RECESSES FACILITATING BRANCH WELLBORE CREATION
Publication number
20110240282
Publication date
Oct 6, 2011
Stuart Alexander Telfer
E21 - EARTH DRILLING MINING