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CPC
E21B31/20

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Parent Industries

EFIXED CONSTRUCTIONS E21Mining E21BEARTH DRILLING E21B31/00Fishing for or freeing objects in boreholes or wells

Current Industry

E21B31/20gripping internally

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Inner tube assembly of drill tool and rope coring drill tool thereof
- Patent number 12,234,699
- Issue date Feb 25, 2025
- Guangdong Eagler Geological Equipment Technology Co., Ltd
- Xuyong Liu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method and apparatus for retrieving tubing using disconnectable sub...
- Patent number 12,209,463
- Issue date Jan 28, 2025
- Saudi Arabian Oil Company
- Oscar David Bautista Sayago
- E21 - EARTH DRILLING MINING
Information Patent Grant
Flow diversion valve for downtool tool assembly
- Patent number 12,000,228
- Issue date Jun 4, 2024
- Wellbore Integrity Solutions LLC
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Grant
Over-the-line modular weight bar
- Patent number 11,970,910
- Issue date Apr 30, 2024
- Hunting Titan, Inc.
- Albert Joseph Henke
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods and systems for disconnecting and reconnecting casing
- Patent number 11,905,772
- Issue date Feb 20, 2024
- Vertice Oil Tools Inc.
- Mohamed Ibrahim Saraya
- E21 - EARTH DRILLING MINING
Information Patent Grant
Systems and methods for running tubulars
- Patent number 11,905,779
- Issue date Feb 20, 2024
- Tubular Technology Tools LLC
- Jairo Gutierrez Infante
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting a valve within a well stack
- Patent number 11,873,693
- Issue date Jan 16, 2024
- Saudi Arabian Oil Company
- Muhammad Imran Javed
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool
- Patent number 11,859,459
- Issue date Jan 2, 2024
- Welltec A/S
- Jørgen Hallundbæk
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well abandonment and slot recovery
- Patent number 11,840,900
- Issue date Dec 12, 2023
- ARDYNE HOLDINGS LIMITED
- Hans Christian Karlsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well abandonment and slot recovery
- Patent number 11,840,899
- Issue date Dec 12, 2023
- ARDYNE HOLDINGS LIMITED
- Hans Christian Karlsen
- E21 - EARTH DRILLING MINING
Information Patent Grant
Well abandonment
- Patent number 11,840,902
- Issue date Dec 12, 2023
- ARDYNE HOLDINGS LIMITED
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Grant
Expandable overshot-spear tool
- Patent number 11,739,604
- Issue date Aug 29, 2023
- Saudi Arabian Oil Company
- Abdulaziz Almusa
- E21 - EARTH DRILLING MINING
Information Patent Grant
System and method for moving stuck objects in a well
- Patent number 11,629,569
- Issue date Apr 18, 2023
- ARDYNE HOLDINGS LIMITED
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Grant
Or relating to well abandonment and slot recovery
- Patent number 11,613,951
- Issue date Mar 28, 2023
- ARDYNE HOLDINGS LIMITED
- Lars Kristian Kristiansen
- 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
Removing a tubular from a wellbore
- Patent number 11,585,177
- Issue date Feb 21, 2023
- Saudi Arabian Oil Company
- Ahmed Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Grant
Reverse-circulation drilling assemblies and methods of using same
- Patent number 11,578,552
- Issue date Feb 14, 2023
- Longyear TM, Inc.
- Christopher L. Drenth
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fishing scanning tool
- Patent number 11,555,369
- Issue date Jan 17, 2023
- Saudi Arabian Oil Company
- Sultan Abdulwahab Al-Shehri
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole tool
- Patent number 11,530,589
- Issue date Dec 20, 2022
- Welltec A/S
- Jørgen Hallundbæk
- E21 - EARTH DRILLING MINING
Information Patent Grant
Fish retrieval from wellbore
- Patent number 11,525,322
- Issue date Dec 13, 2022
- Saudi Arabian Oil Company
- Marius Neacsu
- E21 - EARTH DRILLING MINING
Information Patent Grant
Downhole casing pulling tool
- Patent number 11,512,548
- Issue date Nov 29, 2022
- Weatherford Technology Holdings, LLC
- Ronald G. Schmidt
- E21 - EARTH DRILLING MINING
Information Patent Grant
Enhanced geometry receiving element for a downhole tool
- Patent number 11,492,863
- Issue date Nov 8, 2022
- Well Master Corporation
- Matthew J. Southard
- E21 - EARTH DRILLING MINING
Information Patent Grant
Or relating to well abandonment and slot recovery
- Patent number 11,466,530
- Issue date Oct 11, 2022
- ARDYNE HOLDING LIMITED
- Michael Wardley
- E21 - EARTH DRILLING MINING
Information Patent Grant
Frequency modulation for magnetic pressure pulse tool
- Patent number 11,465,229
- Issue date Oct 11, 2022
- Baker Hughes, LLC
- Carlos Prieto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Milling packers below restrictions in a wellbore casing
- Patent number 11,448,028
- Issue date Sep 20, 2022
- Saudi Arabian Oil Company
- Ahmed Al-Mousa
- 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
Downhole pulling tool with selective anchor actuation
- Patent number 11,408,241
- Issue date Aug 9, 2022
- Baker Hughes Oilfield Operations LLC
- Jason Cullum
- E21 - EARTH DRILLING MINING
Information Patent Grant
Advanced pulling prong
- Patent number 11,352,846
- Issue date Jun 7, 2022
- Halliburton Energy Services, Inc.
- James Dan Vick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Methods and systems for disconnecting and reconnecting casing
- Patent number 11,203,907
- Issue date Dec 21, 2021
- Vertice Oil Tools Inc.
- Mohamed Ibrahim Saraya
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of removing a downhole casing
- Patent number 11,193,343
- Issue date Dec 7, 2021
- ARDYNE HOLDINGS LIMITED
- Frode Sunde
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
SPEAR AND PACKER TOOL, AN ASSEMBLY COMPRISING SAID TOOL, AND A METH...
- Publication number 20250003306
- Publication date Jan 2, 2025
- ARCHER OILTOOLS AS
- Arve BYBERG
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND APPARATUS FOR RETRIEVING TUBING USING DISCONNECTABLE SUB...
- Publication number 20240401419
- Publication date Dec 5, 2024
- Saudi Arabian Oil Company
- Oscar David Bautista Sayago
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD AND SYSTEM FOR RETRIEVING A WHIPSTOCK WITH A DRILL BIT IN A...
- Publication number 20240328273
- Publication date Oct 3, 2024
- Saudi Arabian Oil Company
- Richard Mark Pye
- E21 - EARTH DRILLING MINING
Information Patent Application
ROTATING OVERSHOT GUIDE
- Publication number 20240328272
- Publication date Oct 3, 2024
- Saudi Arabian Oil Company
- Ahmed A. Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Application
Improvements In Or Relating To Well Abandonment and Slot Recovery
- Publication number 20240309718
- Publication date Sep 19, 2024
- Ardyne Holdings Limited
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Application
HARDENED GRAPPLING ELEMENTS FOR RETRIEVING DOWNHOLE TOOLS
- Publication number 20240287862
- Publication date Aug 29, 2024
- National-Oilwell Varco, L.P.
- Michael Rossing
- E21 - EARTH DRILLING MINING
Information Patent Application
INNER TUBE ASSEMBLY OF DRILL TOOL AND ROPE CORING DRILL TOOL THEREOF
- Publication number 20240218756
- Publication date Jul 4, 2024
- Guangdong Eagler Geological Equipment Technology Co., Ltd
- Xuyong Liu
- E21 - EARTH DRILLING MINING
Information Patent Application
AXIAL POSITION-CONTROLLED OPERATION TOOLSTRING AND METHOD
- Publication number 20240209707
- Publication date Jun 27, 2024
- ARCHER OILTOOLS AS
- Kurt Luis KROGSÆTER
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR RUNNING TUBULARS
- Publication number 20240141743
- Publication date May 2, 2024
- Tubular Technology Tools, LLC
- Jairo Gutierrez Infante
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE CASING REMOVAL TOOL AND METHOD
- Publication number 20240060379
- Publication date Feb 22, 2024
- Baker Hughes Oilfield Operations LLC
- Knut Inge Dahlberg
- E21 - EARTH DRILLING MINING
Information Patent Application
METHOD FOR PULLING CASING
- Publication number 20240044220
- Publication date Feb 8, 2024
- Baker Hughes Oilfield Operations LLC
- David Alexander
- E21 - EARTH DRILLING MINING
Information Patent Application
CUTTING A VALVE WITHIN A WELL STACK
- Publication number 20230407722
- Publication date Dec 21, 2023
- Saudi Arabian Oil Company
- Muhammad Imran Javed
- E21 - EARTH DRILLING MINING
Information Patent Application
ADJUSTABLE FISHING GRAPPLE TOOL
- Publication number 20230383616
- Publication date Nov 30, 2023
- Saudi Arabian Oil Company
- Ahmed A. Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE WIRELINE RECOVERY TOOL AND METHOD OF RECOVERING DOWNHOLE W...
- Publication number 20230243225
- Publication date Aug 3, 2023
- Saudi Arabian Oil Company
- Justin Tate Abel
- E21 - EARTH DRILLING MINING
Information Patent Application
EXPANDABLE OVERSHOT-SPEAR TOOL
- Publication number 20230193716
- Publication date Jun 22, 2023
- Saudi Arabian Oil Company
- Abdulaziz Almusa
- E21 - EARTH DRILLING MINING
Information Patent Application
OVER-THE-LINE MODULAR WEIGHT BAR
- Publication number 20230132716
- Publication date May 4, 2023
- Hunting Titan, Inc.
- Albert Joseph Henke
- E21 - EARTH DRILLING MINING
Information Patent Application
Flow Diversion Valve for Downtool Tool Assembly
- Publication number 20230068934
- Publication date Mar 2, 2023
- Wellbore Integrity Solutions LLC
- David A. Stokes
- E21 - EARTH DRILLING MINING
Information Patent Application
Improvements In Or Relating To Wellbore Operations
- Publication number 20230061851
- Publication date Mar 2, 2023
- Ardyne Holdings Limited
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Application
DOWNHOLE TOOL
- Publication number 20230064823
- Publication date Mar 2, 2023
- Welltec A/S
- Jørgen HALLUNDBÆK
- E21 - EARTH DRILLING MINING
Information Patent Application
RELEASABLE RETRIEVING TOOL WITH LUG AND SLOT CONNECTION
- Publication number 20230039813
- Publication date Feb 9, 2023
- VANGAARD DOWNHOLE INC.
- Jeff D. SCHRYVER
- E21 - EARTH DRILLING MINING
Information Patent Application
REMOVING A TUBULAR FROM A WELLBORE
- Publication number 20220341273
- Publication date Oct 27, 2022
- Saudi Arabian Oil Company
- Ahmed Al-Mousa
- E21 - EARTH DRILLING MINING
Information Patent Application
Systems and Methods for Running Tubulars
- Publication number 20220333449
- Publication date Oct 20, 2022
- Jairo Gutierrez Infante
- E21 - EARTH DRILLING MINING
Information Patent Application
Well Abandonment
- Publication number 20220333454
- Publication date Oct 20, 2022
- Ardyne Holdings Limited
- Alan Fairweather
- E21 - EARTH DRILLING MINING
Information Patent Application
FISHING SCANNING TOOL
- Publication number 20220268120
- Publication date Aug 25, 2022
- Saudi Arabian Oil Company
- Sultan Abdulwahab Al-Shehri
- E21 - EARTH DRILLING MINING
Information Patent Application
SYSTEMS AND METHODS FOR RUNNING TUBULARS
- Publication number 20220243548
- Publication date Aug 4, 2022
- Tubular Running & Rental Services LLC
- Jairo Gutierrez Infante
- E21 - EARTH DRILLING MINING
Information Patent Application
RELEASING TUBULARS IN WELLBORES USING DOWNHOLE RELEASE TOOLS
- Publication number 20220178217
- Publication date Jun 9, 2022
- Saudi Arabian Oil Company
- Peter Ido Egbe
- E21 - EARTH DRILLING MINING
Information Patent Application
Improvements In Or Relating To Well Abandonment and Slot Recovery
- Publication number 20220145718
- Publication date May 12, 2022
- Ardyne Holdings Limited
- Hans Christian Karlsen
- E21 - EARTH DRILLING MINING
Information Patent Application
Improvements In Or Relating To Well Abandonment and Slot Recovery
- Publication number 20220127922
- Publication date Apr 28, 2022
- Aberdeen Holdings Limited
- Hans Christian Karlsen
- E21 - EARTH DRILLING MINING
Information Patent Application
METHODS AND SYSTEMS FOR DISCONNECTING AND RECONNECTING CASING
- Publication number 20220074277
- Publication date Mar 10, 2022
- Vertice Oil Tools INC.
- Mohamed Ibrahim Saraya
- E21 - EARTH DRILLING MINING
Information Patent Application
MILLING PACKERS BELOW RESTRICTIONS IN A WELLBORE CASING
- Publication number 20220042389
- Publication date Feb 10, 2022
- Saudi Arabian Oil Company
- Ahmed AL-MOUSA
- E21 - EARTH DRILLING MINING

gripping internally

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Inner tube assembly of drill tool and rope coring drill tool thereof

Method and apparatus for retrieving tubing using disconnectable sub...

Flow diversion valve for downtool tool assembly

Over-the-line modular weight bar

Methods and systems for disconnecting and reconnecting casing

Systems and methods for running tubulars

Cutting a valve within a well stack

Downhole tool

Well abandonment and slot recovery

Well abandonment and slot recovery

Well abandonment

Expandable overshot-spear tool

System and method for moving stuck objects in a well

Or relating to well abandonment and slot recovery

Well abandonment and slot recovery

Removing a tubular from a wellbore

Reverse-circulation drilling assemblies and methods of using same

Fishing scanning tool

Downhole tool

Fish retrieval from wellbore

Downhole casing pulling tool

Enhanced geometry receiving element for a downhole tool

Or relating to well abandonment and slot recovery

Frequency modulation for magnetic pressure pulse tool

Milling packers below restrictions in a wellbore casing

Downhole cut and pull tool and method of use

Downhole pulling tool with selective anchor actuation

Advanced pulling prong

Methods and systems for disconnecting and reconnecting casing

Method of removing a downhole casing

Patents Applicationslast 30 patents

SPEAR AND PACKER TOOL, AN ASSEMBLY COMPRISING SAID TOOL, AND A METH...

METHOD AND APPARATUS FOR RETRIEVING TUBING USING DISCONNECTABLE SUB...

METHOD AND SYSTEM FOR RETRIEVING A WHIPSTOCK WITH A DRILL BIT IN A...

ROTATING OVERSHOT GUIDE

Improvements In Or Relating To Well Abandonment and Slot Recovery

HARDENED GRAPPLING ELEMENTS FOR RETRIEVING DOWNHOLE TOOLS

INNER TUBE ASSEMBLY OF DRILL TOOL AND ROPE CORING DRILL TOOL THEREOF

AXIAL POSITION-CONTROLLED OPERATION TOOLSTRING AND METHOD

SYSTEMS AND METHODS FOR RUNNING TUBULARS

DOWNHOLE CASING REMOVAL TOOL AND METHOD

METHOD FOR PULLING CASING

CUTTING A VALVE WITHIN A WELL STACK

ADJUSTABLE FISHING GRAPPLE TOOL

DOWNHOLE WIRELINE RECOVERY TOOL AND METHOD OF RECOVERING DOWNHOLE W...

EXPANDABLE OVERSHOT-SPEAR TOOL

OVER-THE-LINE MODULAR WEIGHT BAR

Flow Diversion Valve for Downtool Tool Assembly

Improvements In Or Relating To Wellbore Operations

DOWNHOLE TOOL

RELEASABLE RETRIEVING TOOL WITH LUG AND SLOT CONNECTION

REMOVING A TUBULAR FROM A WELLBORE

Systems and Methods for Running Tubulars

Well Abandonment

FISHING SCANNING TOOL

SYSTEMS AND METHODS FOR RUNNING TUBULARS

RELEASING TUBULARS IN WELLBORES USING DOWNHOLE RELEASE TOOLS

Improvements In Or Relating To Well Abandonment and Slot Recovery

Improvements In Or Relating To Well Abandonment and Slot Recovery

METHODS AND SYSTEMS FOR DISCONNECTING AND RECONNECTING CASING

MILLING PACKERS BELOW RESTRICTIONS IN A WELLBORE CASING