ClassID:

135410

E21B23/06 - page 3 - CPC Classification

Classification description:

Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for setting packers

Recent Application in this class:
#601
20160024899
2016-01-28

Method and apparatus for zonal isolation and selective treatments of subterranean formations

#602
20160024874
2016-01-28

Dual barrier perforating system

#603
20160024859
2016-01-28

Downhole system using packer setting joint and method

#604
20160017697
2016-01-21

Completion tool, string completion system, and method of completing a well

#605
20160010411
2016-01-14

Apparatus and method for preventing tubing casing annulus pressure communication

#606
20160003000
2016-01-07

Isolation barrier

#607
20150376976
2015-12-31

Pressure relief-assisted packer

#608
20150376975
2015-12-31

Synchronic dual packer with energized slip joint

#609
20150368995
2015-12-24

Hydrostatic setting tool

#610
20150361764
2015-12-17

Multi-circulation valve apparatus and method

#611
20150361756
2015-12-17

Bottom set downhole plug

#612
20150354339
2015-12-10

Downhole camera

#613
20150354313
2015-12-10

DECOMPOSABLE EXTENDED-REACH FRAC PLUG, DECOMPOSABLE SLIP, AND METHODS OF USING SAME

#614
20150354304
2015-12-10

METHOD AND APPARATUS FOR THERMALLY ACTUATING AND UNACTUATING DOWNHOLE TOOLS

#615
20150345249
2015-12-03

Morphable apparatus

#616
20150337617
2015-11-26

Isolation Barrier

#617
20150337616
2015-11-26

Isolation Barrier

#618
20150330181
2015-11-19

Surge immune stage system for wellbore tubular cementation

#619
20150330178
2015-11-19

Travel stop for expansion tool to limit stress on a surrounding tubular

#620
20150330174
2015-11-19

Flow restrictor

#621
20150308240
2015-10-29

DOWNHOLE SETTING TOOL

#622
20150308217
2015-10-29

Downhole tool with one-piece slip

#623
20150308214
2015-10-29

Fold back swell packer

#624
20150308206
2015-10-29

System and method for setting a completion tool

#625
20150300122
2015-10-22

Axially compressed and radially pressed seal

#626
20150300115
2015-10-22

Plugging of a flow passage in a subterranean well

#627
20150300114
2015-10-22

Collet lock assembly and method for downhole load diversion

#628
20150292296
2015-10-15

Packer assembly having sequentially operated hydrostatic pistons for interventionless setting

#629
20150292295
2015-10-15

Multiple ramp compression packer

#630
20150285063
2015-10-08

Method of and apparatus for completing a well

#631
20150285031
2015-10-08

Downhole tool anchoring system

#632
20150275618
2015-10-01

Through tubing bridge plug and installation method for same

#633
20150275066
2015-10-01

INFLATION FLUID FOR BOREHOLE PLUGS

#634
20150267503
2015-09-24

Cut-to-release packer with load transfer device to expand performance envelope

#635
20150267502
2015-09-24

Downhole tool and method of use

#636
20150267491
2015-09-24

Downhole actuator device

#637
20150260008
2015-09-17

Retrievable downhole tool system

#638
20150260007
2015-09-17

Downhole tool and method of use

#639
20150260004
2015-09-17

Sealing a downhole tool

#640
20150252647
2015-09-10

STRESS-BUFFER RELEASE LEVER AND DOWNHOLE PLUGGING APPARATUS

#641
20150252643
2015-09-10

Method of selective release of an object to a seat on a frack plug from immediately adjacent the frack plug

#642
20150252640
2015-09-10

Pressure actuated frack ball releasing tool

#643
20150252628
2015-09-10

Wellbore strings containing expansion tools

#644
20150247373
2015-09-03

Well

#645
20150240597
2015-08-27

Casing valve

#646
20150240592
2015-08-27

Well comprising a safety mechanism and sensors

#647
20150240590
2015-08-27

Liner top packer for liner drilling

#648
20150233215
2015-08-20

Wellbore apparatus and method for sand control using gravel reserve

#649
20150226028
2015-08-13

Downhole repeat micro-zonal isolation assembly and method

#650
20150219783
2015-08-06

WELL RANGING TOOL AND METHOD

#651
20150211323
2015-07-30

SEALING APPARATUS AND METHOD

#652
20150204160
2015-07-23

Isolation Barrier

#653
20150204158
2015-07-23

Temperature compensated element and associated methods

#654
20150198007
2015-07-16

Apparatus and method for providing wellbore isolation

#655
20150198006
2015-07-16

Expandable tie back seal assembly

#656
20150198005
2015-07-16

Assisting retrieval of a downhole tool

#657
20150191992
2015-07-09

Mandrel for Re-pressurization and Downhole Plugging Apparatus

#658
20150191991
2015-07-09

Packer assembly having dual hydrostatic pistons for redundant interventionless setting

#659
20150191990
2015-07-09

Downhole tool and method of use

#660
20150191989
2015-07-09

SEALING APPARATUS AND METHOD

#661
20150191983
2015-07-09

Wellbore fluid used with oil-swellable elements

#662
20150176367
2015-06-25

Top down liner cementing, rotation and release method

#663
20150176365
2015-06-25

Well tools with semi-permeable barrier for water-swellable material

#664
20150176363
2015-06-25

Swellable downhole structures including carbon nitride materials, and methods of forming such structures

#665
20150176362
2015-06-25

Conformable devices using shape memory alloys for downhole applications

#666
20150176354
2015-06-25

Liner hanger top packer

#667
20150167419
2015-06-18

High flow area swellable cementing packer

#668
20150159464
2015-06-11

Expandable packer

#669
20150159463
2015-06-11

Bottom set down hole tool

#670
20150159450
2015-06-11

Composite slip for a downhole tool

#671
20150159449
2015-06-11

Downhole tool

#672
20150144358
2015-05-28

Downhole release tool

#673
20150129242
2015-05-14

Sealing annular gaps in a well

#674
20150129239
2015-05-14

DEGRADABLE PACKING ELEMENT

#675
20150129215
2015-05-14

Method of treating a formation and method of temporarily isolating a first section of a wellbore from a second section of the wellbore

#676
20150122511
2015-05-07

Bridge plug tool

#677
20150107860
2015-04-23

Formation tester tool assembly and method

#678
20150107859
2015-04-23

Expansion control device for a packer body and also a piping tool, method and use for controlling the expansion of the packer body

#679
20150107829
2015-04-23

Method and system for monitoring well operations

#680
20150101829
2015-04-16

Method and apparatus for a wellbore assembly

#681
20150101796
2015-04-16

Downhole system for isolating sections of a wellbore

#682
20150090439
2015-04-02

Downhole tool and method of use

#683
20150083440
2015-03-26

Rotatably-Actuated Fluid Treatment System Using Coiled Tubing

#684
20150075817
2015-03-19

Swellable packer with enhanced anchoring and/or sealing capability

#685
20150075801
2015-03-19

Modular subsea stripper packer and method of using same

#686
20150075788
2015-03-19

Apparatus and methods for locating a particular location in a wellbore for performing a wellbore operation

#687
20150075781
2015-03-19

Wellbore assembly for injecting a fluid into a subsurface formation, and method of injecting fluids into a subsurface formation

#688
20150068732
2015-03-12

Molded composite slip of sheet molded compound for downhole tool

#689
20150068729
2015-03-12

Composite slips for a frac plug

#690
20150068728
2015-03-12

Downhole Tool Having Slip Composed of Composite Ring

#691
20150068727
2015-03-12

Subterranean tool for release of balls adjacent their intended destinations

#692
20150053428
2015-02-26

Method of setting and maintaining a tool in a set position for a period of time

#693
20150053424
2015-02-26

Fill up tool

#694
20150047841
2015-02-19

Conformable materials containing heat transfer nanoparticles and devices made using same

#695
20150041130
2015-02-12

System and method for actuating downhole packers

#696
20150034336
2015-02-05

Centralizer

#697
20150034300
2015-02-05

Well packer with nonrotating mandrel lock device

#698
20150034299
2015-02-05

Well packer with shock dissipation for setting mechanism

#699
20150027724
2015-01-29

Electronically-actuated, multi-set straddle borehole treatment apparatus

#700
20150021030
2015-01-22

Temperature compensated element and uses thereof in isolating a wellbore

#701
20140374120
2014-12-25

Downhole valve for fluid energized packers

#702
20140360734
2014-12-11

Packer setting mechanism

#703
20140352944
2014-12-04

Packoff for liner deployment assembly

#704
20140338899
2014-11-20

Completing a well in a reservoir

#705
20140332205
2014-11-13

Anchor slip and seal locking mechanism

#706
20140305661
2014-10-16

Cable duct device in a swelling packer

#707
20140299331
2014-10-09

Expandable device for use in a well bore

#708
20140290944
2014-10-02

Zonal isolation utilizing cup packers

#709
20140284046
2014-09-25

Wellbore isolation tool using sealing element having shape memory polymer

#710
20140262349
2014-09-18

Weight setting indicator

#711
20140238700
2014-08-28

Resettable packer assembly and methods of using the same

#712
20140238694
2014-08-28

Support device for use in a wellbore and a method for deploying a barrier in a wellbore

#713
20140231069
2014-08-21

Downhole tool and method of use

#714
20140231068
2014-08-21

Apparatus and method for setting a cementitious material plug

#715
20140216762
2014-08-07

System and method for activating a down hole tool

#716
20140216755
2014-08-07

Annular barrier with pressure amplification

#717
20140196914
2014-07-17

Apparatus and method of zonal isolation

#718
20140182863
2014-07-03

Straight-bore back pressure valve

#719
20140166318
2014-06-19

Apparatus and methods for retrieving a well packer

#720
20140158371
2014-06-12

Disconnecting tool

#721
20140151070
2014-06-05

Packer setting tool

#722
20140151025
2014-06-05

Packer setting tool

#723
20140144653
2014-05-29

Annulus mounted potential energy driven setting tool

#724
20140138101
2014-05-22

Wellbore tool with indexing mechanism and method

#725
20140116732
2014-05-01

System and method for activating a down hole tool

#726
20140116730
2014-05-01

Method and system for driving a downhole power unit

#727
20140116699
2014-05-01

Pressure relief-assisted packer

#728
20140116680
2014-05-01

Packer

#729
20140060812
2014-03-06

Standoff device for downhole tools using slip elements

#730
20140054047
2014-02-27

Expandable liner hanger and method of use

#731
20140054031
2014-02-27

Method and system for well and reservoir management in open hole completions as well as method and system for producing crude oil

#732
20140048281
2014-02-20

Pressure activated down hole systems and methods

#733
20140048263
2014-02-20

Pressure activated down hole systems and methods

#734
20140014353
2014-01-16

Packer setting and/or unsetting

#735
20130306328
2013-11-21

Actuator switch for a downhole tool, tool and method

#736
20130299173
2013-11-14

Downhole assembly with debris relief, and method for using same

#737
20130284426
2013-10-31

Setting tool

#738
20130269938
2013-10-17

Well treatment apparatus, system, and method

#739
20130248187
2013-09-26

Inflatable collar and downhole method for moving a coiled tubing string

#740
20130248179
2013-09-26

Packer for alternate flow channel gravel packing and method for completing a wellbore

#741
20130233574
2013-09-12

Method and apparatus for setting a wellbore packer

#742
20130233570
2013-09-12

Remotely activated down hole systems and methods

#743
20130220638
2013-08-29

Hydrostatic setting tool

#744
20130206410
2013-08-15

EXPANDABLE STRUCTURES FOR WELLBORE DEPLOYMENT

#745
20130192827
2013-08-01

Pressure actuation enabling method

#746
20130192819
2013-08-01

Subterranean well tools having nonmetallic drag block sleeves

#747
20130186647
2013-07-25

Tubular anchoring system and method

#748
20130186646
2013-07-25

TREATMENT PLUG SETTING TOOL, SETTING SYSTEM AND METHOD OF AVOIDING SETTING A TREATMENT PLUG WHILE RUNNING

#749
20130186615
2013-07-25

Annular barrier

#750
20130180736
2013-07-18

DRILL PIPE

#751
20130180732
2013-07-18

Multiple Ramp Compression Packer

#752
20130180731
2013-07-18

Pressure activated down hole systems and methods

#753
20130180715
2013-07-18

Methods and apparatus for cementing wells

#754
20130180705
2013-07-18

Expanding elastomer/plug device for sealing bore hole and pipelines

#755
20130175094
2013-07-11

Safety mechanism for a well, a well comprising the safety mechanism, and related methods

#756
20130175053
2013-07-11

Downhole plug drop tool

#757
20130153219
2013-06-20

PLUG AND ABANDONMENT SYSTEM

#758
20130140041
2013-06-06

Selectively disengagable sealing system

#759
20130133879
2013-05-30

Debris barrier for packer setting sleeve

#760
20130133878
2013-05-30

Setting subterranean tools with flow generated shock wave

#761
20130133877
2013-05-30

Differential pressure control device for packer tieback extension or polished bore receptacle

#762
20130092400
2013-04-18

Apparatus and method for providing wellbore isolation

#763
20130081815
2013-04-04

Enhancing swelling rate for subterranean packers and screens

#764
20130068311
2013-03-21

Through tubing pumping system with automatically deployable and retractable seal

#765
20130056200
2013-03-07

Hydraulic deployment of a well isolation mechanism

#766
20130048315
2013-02-28

Downhole tool having an anti-rotation configuration and method for using the same

#767
20130048314
2013-02-28

Downhole tool and method of use

#768
20130048313
2013-02-28

Downhole tool and method of use

#769
20130048272
2013-02-28

Downhole tool and method of use

#770
20130048271
2013-02-28

Downhole tool and method of use

#771
20130043030
2013-02-21

Processes for fracturing a well

#772
20120325499
2012-12-27

Liner top packer for liner drilling

#773
20120267123
2012-10-25

Expandable packer

#774
20120247767
2012-10-04

Stage tool for wellbore cementing

#775
20120222861
2012-09-06

Mechanical liner drilling cementing system

#776
20120211232
2012-08-23

Subsea conductor anchor

#777
20120211221
2012-08-23

Annulus mounted potential energy driven setting tool

#778
20120205873
2012-08-16

Anchoring seal

#779
20120205091
2012-08-16

Stage tool

#780
20120199351
2012-08-09

Method for removing a consumable downhole tool

#781
20120199340
2012-08-09

Consumable downhole tool

#782
20120195775
2012-08-02

Submerged centrifugal electric pump

#783
20120186829
2012-07-26

Setting tool

#784
20120186802
2012-07-26

Well treatment device, method, and system

#785
20120181050
2012-07-19

Method and apparatus for setting a packer

#786
20120181049
2012-07-19

Electrically engaged, hydraulically set downhole devices

#787
20120181017
2012-07-19

Expandable device for use in a well bore

#788
20120175845
2012-07-12

Shape memory material packer for subterranean use

#789
20120160524
2012-06-28

COMPLETION ASSEMBLY AND A METHOD FOR STIMULATING, SEGMENTING AND CONTROLLING ERD WELLS

#790
20120145379
2012-06-14

Bottom set downhole plug

#791
20120145378
2012-06-14

Bottom set downhole plug

#792
20120090858
2012-04-19

Method and apparatus for isolating and treating discrete zones within a wellbore

#793
20120067595
2012-03-22

Remotely operated isolation valve

#794
20120055667
2012-03-08

Wellbore isolation tool using sealing element having shape memory polymer

#795
20120055666
2012-03-08

Consumable downhole tools

#796
20120048574
2012-03-01

Fill up tool

#797
20120048572
2012-03-01

Method for removing a consumable downhole tool

#798
20120048540
2012-03-01

Safety structure for downhole power unit testing

#799
20120043073
2012-02-23

Twin latch wireline retrieval tool

#800
20120043070
2012-02-23

Magnetic Slip Retention for Downhole Tool

#801
20120012343
2012-01-19

Downhole Packer Having Swellable Sleeve

#802
20120012342
2012-01-19

Downhole Packer Having Tandem Packer Elements for Isolating Frac Zones

#803
20120006569
2012-01-12

Drill string/annulus sealing with swellable materials

#804
20110315405
2011-12-29

Well tools utilizing swellable materials activated on demand

#805
20110315403
2011-12-29

BOTTOM HOLE ASSEMBLY COMPRISING FLOW THROUGH SETTING TOOL AND FRAC PLUG

#806
20110303407
2011-12-15

Consumable downhole tools

#807
20110297400
2011-12-08

Expandable packer construction

#808
20110290486
2011-12-01

Well treatment device, method, and system

#809
20110284208
2011-11-24

Apparatus and method for setting a downhole anchor and related telescopic joint

#810
20110277987
2011-11-17

Bottom set downhole plug

#811
20110265987
2011-11-03

Downhole actuator apparatus having a chemically activated trigger

#812
20110259603
2011-10-27

Method and apparatus for sealing an annulus of a wellbore

#813
20110247835
2011-10-13

Sequenced packing element system

#814
20110214855
2011-09-08

Expandable device for use in a well bore

#815
20110198082
2011-08-18

Downhole tool assembly with debris relief, and method for using same

#816
20110168412
2011-07-14

Large bore packer and methods of setting same

#817
20110168403
2011-07-14

WIRELESSLY ACTUATED HYDROSTATIC SET MODULE

#818
20110132611
2011-06-09

Temperature-activated swellable wellbore completion device and method

#819
20110108285
2011-05-12

Method and apparatus for a wellbore assembly

#820
20110108266
2011-05-12

Debris barrier for downhole tools

#821
20110100648
2011-05-05

Activation device

#822
20110100635
2011-05-05

System for drilling under balanced wells

#823
20110094755
2011-04-28

SYSTEMS AND METHODS FOR INITIATING ANNULAR OBSTRUCTION IN A SUBSURFACE WELL

#824
20110083861
2011-04-14

Well tool including swellable material and integrated fluid for initiating swelling

#825
20110073329
2011-03-31

Compression assembly and method for actuating downhole packing elements

#826
20110073328
2011-03-31

Actuation assembly and method for actuating a downhole tool

#827
20110073326
2011-03-31

Anchor assembly and method for anchoring a downhole tool

#828
20110073310
2011-03-31

Through tubing bridge plug and installation method for same

#829
20110042105
2011-02-24

Zero backlash downhole setting tool and method

#830
20110042104
2011-02-24

Zero backlash downhole setting tool and method

#831
20110042103
2011-02-24

Load distributing apparatus and method

#832
20110042077
2011-02-24

Formation tester tool assembly

#833
20110036562
2011-02-17

Well plug

#834
20110030960
2011-02-10

Methods and apparatus for a downhole tool

#835
20110011575
2011-01-20

Straight-bore back pressure valve

#836
20100319927
2010-12-23

Downhole tool with hydraulic closure seat

#837
20100314135
2010-12-16

Subterranean well tool including a locking seal healing system

#838
20100314127
2010-12-16

Consumable downhole tools

#839
20100307774
2010-12-09

DEVICE AND METHOD FOR ISOLATING A SECTION OF A WELLBORE

#840
20100307773
2010-12-09

METHOD AND AN APPARATUS FOR CONTROLLING A WELL BARRIER

#841
20100294512
2010-11-25

Methods and apparatuses for installing lateral wells

#842
20100288510
2010-11-18

OBJECT MANOEUVRING APPARATUS

#843
20100258293
2010-10-14

Slickline conveyed shifting tool system

#844
20100252256
2010-10-07

METHOD OF ISOLATING A DOWNHOLE ZONE FOR THE GATHERING OF DATA

#845
20100252252
2010-10-07

Hydraulic setting assembly

#846
20100243269
2010-09-30

Well tools utilizing swellable materials activated on demand

#847
20100243235
2010-09-30

Packer providing multiple seals and having swellable element isolatable from the wellbore

#848
20100243234
2010-09-30

Control device for an inflatable tool for the treatment of a well or a pipeline

#849
20100243232
2010-09-30

Magnetic slip retention for downhole tool

#850
20100230116
2010-09-16

Anchoring system and method

#851
20100226206
2010-09-09

Tool for locating and plugging lateral wellbores

#852
20100200244
2010-08-12

Method of and apparatus for completing a well

#853
20100175888
2010-07-15

Downhole Device Actuator and Method

#854
20100155052
2010-06-24

Downhole tool and running tool system for retrievably setting a downhole tool at locations within a well bore

#855
20100155050
2010-06-24

Bottom set down hole tool

#856
20100147538
2010-06-17

Packer setting device for high hydrostatic applications

#857
20100147509
2010-06-17

Large bore packer and methods of setting same

#858
20100126714
2010-05-27

Plug device

#859
20100108328
2010-05-06

Method for Removing a Consumable Downhole Tool

#860
20100108327
2010-05-06

Consumable Downhole Tools

#861
20100089587
2010-04-15

Fluid logic tool for a subterranean well

#862
20100089566
2010-04-15

Consumable downhole tools

#863
20100084140
2010-04-08

DOWNHOLE SEAL AND ANCHOR RELEASING SYSTEM AND METHOD

#864
20100078173
2010-04-01

Downhole device actuator and method

#865
20100065284
2010-03-18

Cable duct device in a swelling packer

#866
20100051293
2010-03-04

Downhole tool with load diverting system and method

#867
20100051264
2010-03-04

METHOD AND SYSTEM FOR MONITORING DOWNHOLE COMPLETION OPERATIONS

#868
20100051259
2010-03-04

Method of constructing an expandable packer

#869
20100044028
2010-02-25

High temperature packer and method

#870
20100038096
2010-02-18

Downhole tool with slip releasing mechanism

#871
20100025049
2010-02-04

Swelling delay cover for a packer

#872
20100025035
2010-02-04

Swelling delay cover for a packer

#873
20100012314
2010-01-21

Method and downhole tool actuator

#874
20090308592
2009-12-17

Packer

#875
20090301730
2009-12-10

Apparatus and methods for inflow control

#876
20090283279
2009-11-19

ZONAL ISOLATION SYSTEM

#877
20090242211
2009-10-01

Methods and apparatus for a downhole tool

#878
20090229838
2009-09-17

Large bore packer and methods of setting same

#879
20090223675
2009-09-10

Integrated hydraulic setting and hydrostatic setting mechanism

#880
20090211769
2009-08-27

Apparatus and methods for setting one or more packers in a well bore

#881
20090205843
2009-08-20

Expandable packer

#882
20090205840
2009-08-20

Expandable downhole actuator, method of making and method of actuating

#883
20090200085
2009-08-13

System for drilling under-balanced wells

#884
20090200042
2009-08-13

RADIALLY SUPPORTED SEAL AND METHOD

#885
20090188676
2009-07-30

Large inside diameter completion with position indication

#886
20090173489
2009-07-09

Bridge plug and setting tool

#887
20090151960
2009-06-18

Method and apparatus for sealing and cementing a wellbore

#888
20090101362
2009-04-23

Anchor assembly for slickline setting tool for inflatables

#889
20090090502
2009-04-09

Annulus sealing assembly

#890
20090071642
2009-03-19

DOWNHOLE TRIGGER APPARATUS

#891
20090038796
2009-02-12

Expandable leak path preventer in fluid activated downhole tools

#892
20090020295
2009-01-22

Deep water hurricane valve

#893
20080314600
2008-12-25

Well treatment device, method and system

#894
20080302527
2008-12-11

String mounted hydraulic pressure generating device for downhole tool actuation

#895
20080257549
2008-10-23

Consumable Downhole Tools

#896
20080236844
2008-10-02

Packer setting device for high-hydrostatic applications

#897
20080202771
2008-08-28

Subterranean well tool including a locking seal healing system

#898
20080196884
2008-08-21

Expandable packer with mounted exterior slips and seal

#899
20080142229
2008-06-19

Apparatus for radially expanding and plastically deforming a tubular member

#900
20080135231
2008-06-12

Downhole trigger apparatus