ClassID:

135413

E21B23/10 - CPC Classification

Classification description:

Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells; Introducing or running tools by fluid pressure, e.g. through-the-flow-line tool systems Tools specially adapted therefor

Recent Application in this class:
#1
20250369296
2025-12-04

ADAPTER ASSEMBLY FOR USE WITH A WELLBORE TOOL STRING

#2
20250207472
2025-06-26

PLUG RELEASE IN A SUBTERRANEAN WELL

#3
20250109645
2025-04-03

DROP TOOL IMPACT SHOCK MITIGATION WITH FLUID RETENTION METHOD AND SYSTEM

#4
20250059844
2025-02-20

PUMPDOWN ASSIST TOOL FOR WIRELINE OPERATIONS

#5
20250043635
2025-02-06

Electromagnetic reversal downhole pressure intensifier

#6
20250027377
2025-01-23

VARIABLE INTENSITY AND SELECTIVE PRESSURE ACTIVATED JAR

#7
20250012158
2025-01-09

METHODS AND SYSTEMS FOR PUMP DOWN RINGS FOR FRAC PLUGS

#8
20240360757
2024-10-31

METHOD AND DEVICE FOR OBTAINING MEASUREMENTS OF DOWNHOLE PROPERTIES IN A SUBTERRANEAN WELL

#9
20240344416
2024-10-17

SELF-ERECTING LAUNCHER ASSEMBLY

#10
20240280978
2024-08-22

Method and Apparatus to Automate Pump-Down Operation

#11
20240229584
2024-07-11

PASSIVE LOGGING WHILE LEVITATING (PLWL): CONTACTLESS CONVEYANCE

#12
20240200427
2024-06-20

Energy generation device for a pigging tool in a pipeline

#13
20240133257
2024-04-25

Passive logging while levitating (PLWL): contactless conveyance

#14
20240052717
2024-02-15

Wellbore properties measurement and determination

#15
20240026745
2024-01-25

ADAPTER ASSEMBLY FOR USE WITH A WELLBORE TOOL STRING

#16
20230366288
2023-11-16

Pressure modulating multi-diameter thrust cup arrangement and positioning system

#17
20230203902
2023-06-29

Piston-less downhole tools and piston-less pressure compensation tools

#18
20230184104
2023-06-15

Method and device for obtaining measurements of downhole properties in a subterranean well

#19
20230146814
2023-05-11

Debris resistant alignment system and method

#20
20230102057
2023-03-30

Self-erecting launcher assembly

#21
20230088359
2023-03-23

REMOTE SET TOOL WITH CONTINGENCY TRIGGER AND SYSTEM

#22
20230047958
2023-02-16

Variable intensity and selective pressure activated jar

#23
20220412192
2022-12-29

Guide sub for multilateral junction

#24
20220275709
2022-09-01

Guide sub for multilateral junction

#25
20220243546
2022-08-04

Releasable locking assembly, system, and method

#26
20220145729
2022-05-12

Automated drone delivery system

#27
20220098947
2022-03-31

Adapter assembly for use with a wellbore tool string

#28
20220010630
2022-01-13

Expandable meshed component for guiding an untethered device in a subterranean well

#29
20210348463
2021-11-11

Liner retrieval tool and method

#30
20210332656
2021-10-28

Pressure balanced running tool

#31
20210324695
2021-10-21

Multi-function mandrel system

#32
20210293107
2021-09-23

Tandem seal adapter, adapter assembly with tandem seal adapter, and wellbore tool string with adapter assembly

#33
20210277737
2021-09-09

Pipe pull head systems and methods

#34
20210270101
2021-09-02

Fluid flow control during well treatment

#35
20210262303
2021-08-26

Method and apparatus to automate pump-down operation

#36
20210238995
2021-08-05

Method and system to conduct measurement while cementing

#37
20210198964
2021-07-01

Detonation activated wireline release tool

#38
20210198962
2021-07-01

Device for facilitating the transport of an apparatus along an upward or a downward directed conduit or borehole

#39
20210180419
2021-06-17

Hydraulically set liner top packer

#40
20210140311
2021-05-13

Method and device for obtaining measurements of downhole properties in a subterranean well

#41
20210054705
2021-02-25

Methods and systems for a sub with internal components that shift to form a seat allowing an object to land on the seat and form a seal

#42
20210040806
2021-02-11

Smart tubular running machine

#43
20200399984
2020-12-24

Systems and methods for multi-stage well stimulation

#44
20200318741
2020-10-08

Plug system

#45
20200318449
2020-10-08

Pump down assist wireline device and method

#46
20200308924
2020-10-01

Apparatus for Preventing Unintentional Valve Operation During Wireline Operations

#47
20200277832
2020-09-03

Universal atmospheric deployment device

#48
20200256143
2020-08-13

Positioning downhole-type tools

#49
20200157926
2020-05-21

System and method for stimulating a well

#50
20200095855
2020-03-26

Systems and methods for multi-stage well stimulation

#51
20200095837
2020-03-26

Control Line Set ESP Packer With Anti-Preset Device

#52
20200063553
2020-02-27

System and method for navigating a wellbore and determining location in a wellbore

#53
20190332089
2019-10-31

Method and device for obtaining measurements of downhole properties in a subterranean well

#54
20190330947
2019-10-31

Detonation activated wireline release tool

#55
20190323338
2019-10-24

Method for capacitive cancellation of tuning fork for fluid property measurements

#56
20190323309
2019-10-24

Device for facilitating the transport of an apparatus along an upward or a downward directed conduit or borehole

#57
20190323308
2019-10-24

Auto-bleeding setting tool with oil shut-off valve and method

#58
20190234165
2019-08-01

Variable intensity and selective pressure activated jar

#59
20190226311
2019-07-25

Methods and electrically-actuated apparatus for wellbore operations

#60
20190203559
2019-07-04

Wellbore isolation device with telescoping setting system

#61
20190203551
2019-07-04

Retractable pump down ring

#62
20190112886
2019-04-18

Installation and retrieval of well pressure control device releasable assembly

#63
20190093460
2019-03-28

Reservoir stimulation method and apparatus

#64
20180371849
2018-12-27

Apparatus and method for joining in a tube

#65
20180328170
2018-11-15

Electroacoustic pump-down sensor

#66
20180328161
2018-11-15

Braking devices for drilling operations, and systems and methods of using same

#67
20180245438
2018-08-30

ADJUSTABLE PASSIVE CHOKES

#68
20180216418
2018-08-02

Adjustable Hydraulic Coupling For Drilling Tools And Related Methods

#69
20180187502
2018-07-05

Running tool assemblies and methods

#70
20180135383
2018-05-17

Pump-through standing valves, wells including the pump-through standing valves, and methods of deploying a downhole device

#71
20180094495
2018-04-05

DOWNHOLE TOOL

#72
20180030809
2018-02-01

Expandable device for forming a cement plug

#73
20180002997
2018-01-04

Tubing hanger apparatus, system and methods

#74
20170370153
2017-12-28

PISTON ASSEMBLY TO REDUCE ANNULAR PRESSURE BUILDUP

#75
20170335644
2017-11-23

SMART FRAC BALL

#76
20170298718
2017-10-19

Deploying mineral insulated cable down-hole

#77
20170268320
2017-09-21

Methods and electrically-actuated apparatus for wellbore operations

#78
20170247969
2017-08-31

Variable intensity and selective pressure activated jar

#79
20170191330
2017-07-06

Mechanical hammering tool for use in oil wells

#80
20170159384
2017-06-08

Deviated/horizontal well propulsion for downhole devices

#81
20170101844
2017-04-13

Telemetry operated ball release system

#82
20160281450
2016-09-29

Gripper assembly for downhole tools

#83
20160201414
2016-07-14

System for releasing a cement plug

#84
20160123101
2016-05-05

Head assembly and a valve system for use in a core drilling system

#85
20160084075
2016-03-24

Autonomous untethered well object

#86
20160069163
2016-03-10

Autonomous wellbore devices with orientation-regulating structures and systems and methods including the same

#87
20160061023
2016-03-03

Method and apparatus for through-tubular sensor deployment

#88
20160017678
2016-01-21

Fluid flow during landing of logging tools in bottom hole assembly

#89
20150275624
2015-10-01

Wellbore isolation devices and methods of use to prevent pump offs

#90
20150247372
2015-09-03

Drag enhancing structures for downhole operations, and systems and methods including the same

#91
20150136425
2015-05-21

Automated remote actuation system

#92
20150136396
2015-05-21

Telemetry operated ball release system

#93
20150075806
2015-03-19

Toe circulation sub

#94
20150075783
2015-03-19

METHODS AND ELECTRICALLY-ACTUATED APPARATUS FOR WELLBORE OPERATIONS

#95
20150060046
2015-03-05

TOOLS AND METHODS USEFUL WITH WELLBORE REVERSE CIRCULATION

#96
20150047827
2015-02-19

Pump down tool

#97
20150000900
2015-01-01

Closed loop deployment of a work string including a composite plug in a wellbore

#98
20140374089
2014-12-25

Automated diversion valve control for pump down operations

#99
20140109981
2014-04-24

MANAGEMENT TECHNIQUE FOR HYDRAULIC LINE LEAKS

#100
20140069633
2014-03-13

Tubing hanger running tool with integrated landing features

#101
20130248204
2013-09-26

Manipulator tool and tool catcher useful with wellbore reverse circulation

#102
20130220702
2013-08-29

Fluid conveyed thruster

#103
20130161005
2013-06-27

MODULAR DART LAUNCHER WITH STATUS INDICATOR

#104
20130025852
2013-01-31

Apparatus and system and method of measuring data in a well extending below surface

#105
20120103592
2012-05-03

Down hole well tool provided with a piston

#106
20120090829
2012-04-19

Free mandrel system, protected casing

#107
20120061074
2012-03-15

Gripper assembly for downhole tools

#108
20110253373
2011-10-20

TRANSPORT AND ANALYSIS DEVICE FOR USE IN A BOREHOLE

#109
20110247799
2011-10-13

Tubing hanger running tool with integrated landing features

#110
20100212887
2010-08-26

Gripper assembly for downhole tools

#111
20100206580
2010-08-19

Tools and methods useful with wellbore reverse circulation

#112
20100018695
2010-01-28

Gripper assembly for downhole tools

#113
20100012320
2010-01-21

METHODS AND APPARATUS FOR CEMENTING DRILL STRINGS IN PLACE FOR ONE PASS DRILLING AND COMPLETION OF OIL AND GAS WELLS

#114
20080223572
2008-09-18

Method for drilling and casing a wellbore with a pump down cement float

#115
20080078559
2008-04-03

Gripper assembly for downhole tools

#116
20070204993
2007-09-06

Method for drilling and casing a wellbore with a pump down cement float

#117
20070181345
2007-08-09

Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells

#118
20070158069
2007-07-12

Method for drilling and casing a wellbore with a pump down cement float

#119
20070095538
2007-05-03

Diverter plugs for use in well bores and associated methods of use

#120
20070017670
2007-01-25

Gripper assembly for downhole tools

#121
20060266512
2006-11-30

Pump plug

#122
20060201716
2006-09-14

Gripper assembly for downhole tools

#123
20060201711
2006-09-14

Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells

#124
20060185906
2006-08-24

Methods and apparatus for cementing drill strings in place for one pass drilling and completion of oil and gas wells

#125
20050269083
2005-12-08

Onboard navigation system for downhole tool

#126
20050247448
2005-11-10

Flexible cup for downhole devices

#127
20050241835
2005-11-03

Self-activating downhole tool

#128
20050241825
2005-11-03

Downhole tool with navigation system

#129
20050241824
2005-11-03

Methods of servicing a well bore using self-activating downhole tool

#130
20050109518
2005-05-26

Fiber optic deployment apparatus and method

#131
20050082055
2005-04-21

Gripper assembly for downhole tools

#132
19229083
2026-05-19

Rotary flow control apparatus

#133
19174967
2026-06-02

Pressure intensifier for hydraulically setting a downhole tool

#134
18490389
2025-03-04

Advanced welltracker deployment capsule for oil and gas wells