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"J-slot" systems
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CPC
E21B23/006
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Parent Industries
E
FIXED CONSTRUCTIONS
E21
Mining
E21B
EARTH DRILLING
E21B23/00
Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells
Current Industry
E21B23/006
"J-slot" systems
Industries
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Patents Grants
last 30 patents
Information
Patent Grant
Gravity actuated connection mechanism for high pressure wellhead ap...
Patent number
12,209,473
Issue date
Jan 28, 2025
Crown Oil Tools LLC
Ross Pliska
E21 - EARTH DRILLING MINING
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
Quarter-turn anchor catcher having anti-rotation sleeve and allowin...
Patent number
12,152,451
Issue date
Nov 26, 2024
Weatherford Technology Holdings, LLC
John E. Stachowiak
E21 - EARTH DRILLING MINING
Information
Patent Grant
Treatment system, method, and borehole system
Patent number
12,098,606
Issue date
Sep 24, 2024
Baker Hughes Oilfield Operations LLC
Gabriel Casanova
E21 - EARTH DRILLING MINING
Information
Patent Grant
Selectively activatable downhole tool
Patent number
12,084,931
Issue date
Sep 10, 2024
ODFJELL TECHNOLOGY INVEST LTD
Bruce McGarian
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool
Patent number
11,970,919
Issue date
Apr 30, 2024
Grant Prideco, Inc.
Philip Graham Rodger
E21 - EARTH DRILLING MINING
Information
Patent Grant
Release lugs for a jarring device
Patent number
11,959,350
Issue date
Apr 16, 2024
Robert W. Evans
E21 - EARTH DRILLING MINING
Information
Patent Grant
Sleeve valves, shifting tools and methods for wellbore completion o...
Patent number
11,959,359
Issue date
Apr 16, 2024
Mark Andreychuk
E21 - EARTH DRILLING MINING
Information
Patent Grant
Omni-directional horizontally orientaed deflecting tool for coiled...
Patent number
11,946,374
Issue date
Apr 2, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Yang Tang
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multiple cycle deployable and retractable downhole scraper or brush
Patent number
11,933,141
Issue date
Mar 19, 2024
Halliburton Energy Services, Inc.
David Allen Dockweiler
E21 - EARTH DRILLING MINING
Information
Patent Grant
Indexing mechanisms
Patent number
11,920,415
Issue date
Mar 5, 2024
Schlumberger Technology Corporation
Josiah Dale Shearon
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole component deployment method and apparatus
Patent number
11,898,409
Issue date
Feb 13, 2024
Halliburton Energy Services, Inc.
Eric Bivens
E21 - EARTH DRILLING MINING
Information
Patent Grant
Gravity actuated connection mechanism for high pressure wellhead ap...
Patent number
11,859,460
Issue date
Jan 2, 2024
Crown Oil Tools LLC
Ross Pliska
E21 - EARTH DRILLING MINING
Information
Patent Grant
Mechanical jar, method and system
Patent number
11,846,152
Issue date
Dec 19, 2023
Baker Hughes Oilfield Operations LLC
James Smith
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatuses and methods for locating and shifting a downhole flow c...
Patent number
11,808,099
Issue date
Nov 7, 2023
NCS Multistage Inc.
Tim Johnson
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotating stinger valve for J-slot connector
Patent number
11,795,782
Issue date
Oct 24, 2023
ARCHER OILTOOLS AS
Arve Byberg
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole steering system and methods
Patent number
11,788,359
Issue date
Oct 17, 2023
Schlumberger Technology Corporation
Jonathan D. Marshall
E21 - EARTH DRILLING MINING
Information
Patent Grant
Debris resistant alignment system and method
Patent number
11,746,598
Issue date
Sep 5, 2023
Halliburton Energy Services, Inc.
Wesley P. Dietz
E21 - EARTH DRILLING MINING
Information
Patent Grant
Methods and apparatuses for gaining reentry below abandoned packers
Patent number
11,591,870
Issue date
Feb 28, 2023
Saudi Arabian Oil Company
Benton L Kelly
E21 - EARTH DRILLING MINING
Information
Patent Grant
Downhole tool with casing scraper with induced rotation
Patent number
11,566,492
Issue date
Jan 31, 2023
Halliburton Energy Services, Inc.
Peter Reid Maher
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill pipe string conveyed retrievable plug system
Patent number
11,555,366
Issue date
Jan 17, 2023
Archer Oil Tools AS
Trond Skjeie
E21 - EARTH DRILLING MINING
Information
Patent Grant
Indexing tool system for a resource exploration and recovery system
Patent number
11,549,333
Issue date
Jan 10, 2023
Baker Hughes Oilfield Operations LLC
Donavan Holland Brown
E21 - EARTH DRILLING MINING
Information
Patent Grant
Straddle packer with fluid pressure packer set and automatic stay-set
Patent number
11,525,328
Issue date
Dec 13, 2022
EXACTA-FRAC ENERGY SERVICES, INC.
Joze John Hrupp
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 tool actuators and indexing mechanisms
Patent number
11,473,382
Issue date
Oct 18, 2022
TURBO DRILL INDUSTRIES, INC.
Mark Adam
E21 - EARTH DRILLING MINING
Information
Patent Grant
Gravity actuated connection mechanism for high pressure wellhead ap...
Patent number
11,473,386
Issue date
Oct 18, 2022
Crown Oil Tools LLC
Ross Pliska
E21 - EARTH DRILLING MINING
Information
Patent Grant
Multilateral multistage system and method
Patent number
11,466,528
Issue date
Oct 11, 2022
Halliburton Energy Services, Inc.
Brian Williams Cho
E21 - EARTH DRILLING MINING
Information
Patent Grant
Lateral locating assembly for lateral intervention
Patent number
11,466,544
Issue date
Oct 11, 2022
Halliburton Energy Services, Inc.
Franklin Charles Rodriguez
E21 - EARTH DRILLING MINING
Information
Patent Grant
Cased bore straddle packer
Patent number
11,454,085
Issue date
Sep 27, 2022
EXACTA-FRAC ENERGY SERVICES, INC.
Joze John Hrupp
E21 - EARTH DRILLING MINING
Information
Patent Grant
Retrievable packer with delayed setting
Patent number
11,448,024
Issue date
Sep 20, 2022
Halliburton Energy Services Inc.
Paul David Ringgenberg
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
RUNNING AND RETRIEVAL TOOL
Publication number
20240271495
Publication date
Aug 15, 2024
Beyond Energy Services & Technology Corp.
George James MICHAUD
E21 - EARTH DRILLING MINING
Information
Patent Application
Indexing Control System
Publication number
20240141739
Publication date
May 2, 2024
Arrival Energy Solutions Inc.
Jayson Russell
E21 - EARTH DRILLING MINING
Information
Patent Application
GRAVITY ACTUATED CONNECTION MECHANISM FOR HIGH PRESSURE WELLHEAD AP...
Publication number
20240117699
Publication date
Apr 11, 2024
CROWN OIL TOOLS LLC
Ross PLISKA
E21 - EARTH DRILLING MINING
Information
Patent Application
TREATMENT SYSTEM, METHOD, AND BOREHOLE SYSTEM
Publication number
20240060375
Publication date
Feb 22, 2024
Baker Hughes Oilfield Operations LLC
Gabriel Casanova
E21 - EARTH DRILLING MINING
Information
Patent Application
OMNI-DIRECTIONAL HORIZONTALLY ORIENTAED DEFLECTING TOOL FOR COILED...
Publication number
20240044211
Publication date
Feb 8, 2024
SOUTHWEST PETROLEUM UNIVERSITY
Yang TANG
E21 - EARTH DRILLING MINING
Information
Patent Application
Quarter-Turn Anchor Catcher Having Anti-Rotation Sleeve and Allowin...
Publication number
20230399903
Publication date
Dec 14, 2023
Weatherford Technology Holdings, LLC.
John E. Stachowiak
E21 - EARTH DRILLING MINING
Information
Patent Application
Multiple Cycle Deployable and Retractable Downhole Scraper or Brush
Publication number
20230399921
Publication date
Dec 14, 2023
Halliburton Energy Services, Inc.
David Allen Dockweiler
E21 - EARTH DRILLING MINING
Information
Patent Application
A pressure actuated valve for use during installation and commissio...
Publication number
20230392474
Publication date
Dec 7, 2023
InflowControl AS
Christian Nomme
E21 - EARTH DRILLING MINING
Information
Patent Application
A SELECTIVELY ACTIVATABLE DOWNHOLE TOOL
Publication number
20230374875
Publication date
Nov 23, 2023
Bruce McGarian
E21 - EARTH DRILLING MINING
Information
Patent Application
INDEXING INJECTION VALVE, METHOD, AND SYSTEM
Publication number
20230323752
Publication date
Oct 12, 2023
Baker Hughes Oilfield Operations LLC
John Burris
E21 - EARTH DRILLING MINING
Information
Patent Application
GRAVITY ACTUATED CONNECTION MECHANISM FOR HIGH PRESSURE WELLHEAD AP...
Publication number
20230105282
Publication date
Apr 6, 2023
CROWN OIL TOOLS LLC
Ross PLISKA
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Component Deployment Method And Apparatus
Publication number
20230100469
Publication date
Mar 30, 2023
Halliburton Energy Services, Inc.
Eric Bivens
E21 - EARTH DRILLING MINING
Information
Patent Application
METHODS AND APPARATUSES FOR GAINING REENTRY BELOW ABANDONED PACKERS
Publication number
20230066849
Publication date
Mar 2, 2023
Saudi Arabian Oil Company
Benton L. Kelly
E21 - EARTH DRILLING MINING
Information
Patent Application
MECHANICAL JAR, METHOD AND SYSTEM
Publication number
20230064658
Publication date
Mar 2, 2023
Baker Hughes Oilfield Operations LLC
James Smith
E21 - EARTH DRILLING MINING
Information
Patent Application
INDEXING TRACK AND PIN
Publication number
20230003091
Publication date
Jan 5, 2023
SCHLUMBERGER TECHNOLOGY CORPORATION
Andrew Mueller
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE METHOD AND ASSOCIATED APPARATUS
Publication number
20220341288
Publication date
Oct 27, 2022
Hydropulsion Limited
Brian STORIE
E21 - EARTH DRILLING MINING
Information
Patent Application
VARIABLE-LENGTH AXIAL LINKAGE FOR TUBULAR RUNNING TOOLS
Publication number
20220316284
Publication date
Oct 6, 2022
NOETIC TECHNOLOGIES INC.
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Application
Downhole Tool Actuator With Viscous Fluid Clearance Paths
Publication number
20220307348
Publication date
Sep 29, 2022
Halliburton Energy Services, Inc.
Ross Glen Dusterhoft
E21 - EARTH DRILLING MINING
Information
Patent Application
INTERNAL LATCH RELEASE MECHANISM FOR EXTERNALLY-GRIPPING CASING RUN...
Publication number
20220259930
Publication date
Aug 18, 2022
NOETIC TECHNOLOGIES INC.
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Application
AXIAL-LOAD-ACTUATED ROTARY LATCH RELEASE MECHANISMS FOR CASING RUNN...
Publication number
20220243541
Publication date
Aug 4, 2022
NOETIC TECHNOLOGIES INC.
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Application
SLEEVE VALVES, SHIFTING TOOLS AND METHODS FOR WELLBORE COMPLETION O...
Publication number
20220228452
Publication date
Jul 21, 2022
KOBOLD CORPORATION
Mark ANDREYCHUK
E21 - EARTH DRILLING MINING
Information
Patent Application
RETRIEVABLE PACKER WITH DELAYED SETTING
Publication number
20220220817
Publication date
Jul 14, 2022
Halliburton Energy Services, Inc.
Paul David RINGGENBERG
E21 - EARTH DRILLING MINING
Information
Patent Application
INDEXING MECHANISMS
Publication number
20220213743
Publication date
Jul 7, 2022
SCHLUMBERGER TECHNOLOGY CORPORATION
Josiah Dale Shearon
E21 - EARTH DRILLING MINING
Information
Patent Application
APPARATUSES AND METHODS FOR LOCATING AND SHIFTING A DOWNHOLE FLOW C...
Publication number
20220170334
Publication date
Jun 2, 2022
NCS MULTISTAGE INC.
Tim JOHNSON
E21 - EARTH DRILLING MINING
Information
Patent Application
Release Lugs for a Jarring Device
Publication number
20220136355
Publication date
May 5, 2022
Robert W. Evans
E21 - EARTH DRILLING MINING
Information
Patent Application
WELLBORE UNDERREAMING
Publication number
20220074269
Publication date
Mar 10, 2022
Saudi Arabian Oil Company
Ossama R. Sehsah
E21 - EARTH DRILLING MINING
Information
Patent Application
INTERNALLY ADJUSTABLE FLOW CONTROL MODULE
Publication number
20220018228
Publication date
Jan 20, 2022
Halliburton Energy Services, Inc.
Ryan Wesley McChesney
E21 - EARTH DRILLING MINING
Information
Patent Application
DOWNHOLE STEERING SYSTEM AND METHODS
Publication number
20210404260
Publication date
Dec 30, 2021
SCHLUMBERGER TECHNOLOGY CORPORATION
Jonathan D. Marshall
E21 - EARTH DRILLING MINING
Information
Patent Application
AXIAL-LOAD-ACTUATED ROTARY LATCH RELEASE MECHANISMS FOR CASING RUNN...
Publication number
20210355764
Publication date
Nov 18, 2021
NOETIC TECHNOLOGIES INC.
Maurice William Slack
E21 - EARTH DRILLING MINING
Information
Patent Application
GRAVITY ACTUATED CONNECTION MECHANISM FOR HIGH PRESSURE WELLHEAD AP...
Publication number
20210348466
Publication date
Nov 11, 2021
CROWN OIL TOOLS LLC
Ross PLISKA
E21 - EARTH DRILLING MINING