ClassID:

135237

E21B10/44 - CPC Classification

Classification description:

Drill bits Bits with helical conveying portion, e.g. screw type bits; Augers with leading portion or with detachable parts

Sub-classes:
Recent Application in this class:
#1
20260071501
2026-03-12

DOWNHOLE CASING AUGER FOR REMOVAL OF PARAFFIN FROM OIL AND GAS WELLS

#2
20260055669
2026-02-26

HAND-HELD POWER TOOL

#3
20250263995
2025-08-21

IMPROVED DEBRIS COLLECTION AND REMOVAL FROM A WELLBORE

#4
20250250867
2025-08-07

ROTATING CHECK VALVE FOR IMPROVED DOWNHOLE OPERATIONS

#5
20250230713
2025-07-17

MULTI PASS TWO-PART DRILLING/RUNNING AND ACTIVATION TOOL

#6
20250020032
2025-01-16

FLOW RATE PRESSURE CONTROL DURING MILL-OUT OPERATIONS

#7
20240360726
2024-10-31

DRILLING TOOL AND METHOD FOR PRODUCING A BORE IN THE GROUND

#8
20240295345
2024-09-05

SCREW-IN GEOTHERMAL HEAT EXCHANGER SYSTEMS AND METHODS

#9
20240263526
2024-08-08

HAND-HELD POWER TOOL

#10
20240218627
2024-07-04

HELICAL PILE WITH HEAT EXCHANGER

#11
20240151113
2024-05-09

FLOW RATE PRESSURE CONTROL DURING MILL-OUT OPERATIONS

#12
20230417108
2023-12-28

Device and method for reaming a flight gap of a drill flight

#13
20230398588
2023-12-14

Apparatus for sub-surface injection of constituents

#14
20230397516
2023-12-14

HOLLOW SHAFT DRILL BIT AND HOLLOW INSERT WITH PERFORATIONS OR SOLID FEEDER AUGER(S) AND PERFORATED HOLLOW SHAFT OR SOLID FLEXIBLE SCREW FEEDER AUGER(S)

#15
20230358101
2023-11-09

DIGGING APPARATUS WITH SAFETY MECHANISM

#16
20230265718
2023-08-24

Multi pass two-part drilling/running and activation tool

#17
20230184040
2023-06-15

Hole opener

#18
20230160266
2023-05-25

AUTOMATIC HANDHELD SHOVEL WITH AUGER

#19
20230091613
2023-03-23

Multidirectional auger bit

#20
20230070755
2023-03-09

Tri-paddle boring tool

#21
20230053768
2023-02-23

Hand-actuated earth auger

#22
20220403705
2022-12-22

CUTTING RATE CONTROL FOR AN ICE DRILL

#23
20220333330
2022-10-20

Modular panel basement shoring apparatus

#24
20220307324
2022-09-29

Shrouded screw device for removing and depositing material

#25
20220243536
2022-08-04

DRILLING ARRANGEMENTS

#26
20220228445
2022-07-21

Auger bit

#27
20220213751
2022-07-07

Coring device

#28
20220186565
2022-06-16

Shrouded screw device for removing and depositing material

#29
20220162919
2022-05-26

Integrated piling tool with continuous drilling and circulation pouring

#30
20220154452
2022-05-19

Device and method for improving adhesive anchor performance

#31
20220136199
2022-05-05

No Vibration Stone Column Drill

#32
20220098967
2022-03-31

Excavating machine with control system of the combined drive of two winches

#33
20210190179
2021-06-24

Transmission mechanism for electric drill and electric drill including the same

#34
20210146984
2021-05-20

Motorized cart assembly

#35
20210131192
2021-05-06

Automatic handheld shovel with auger

#36
20210129267
2021-05-06

Method for producing a drill shaft for a wet drill bit

#37
20210123304
2021-04-29

Ratcheting auger brace device

#38
20210002843
2021-01-07

Helical pile with heat exchanger

#39
20200370379
2020-11-26

Flow rate pressure control during mill-out operations

#40
20200362639
2020-11-19

Cutting rate control for an ice drill

#41
20200256131
2020-08-13

Reamer with cutting inserts for use in drilling operations

#42
20200256130
2020-08-13

Reamer cutting insert for use in drilling operations

#43
20200181987
2020-06-11

Automatic handheld shovel with auger

#44
20200157889
2020-05-21

Trimodal reamer for use in drilling operations

#45
20200116006
2020-04-16

Vertical drilling system of auger type provided with a trajectory correcting device

#46
20200102793
2020-04-02

ROOF DRILL BIT AND CUTTING INSERT THEREFOR

#47
20200072032
2020-03-05

Grade management system for an implement

#48
20190360276
2019-11-28

System and method for heating the ground

#49
20190338601
2019-11-07

BIDIRECTIONAL ECCENTRIC STABILIZER

#50
20190316312
2019-10-17

Displacement and/or compaction device

#51
20190309578
2019-10-10

Cutting elements comprising waveforms and related tools and methods

#52
20190292771
2019-09-26

DEVICE AND METHOD FOR IMPROVING ADHESIVE ANCHOR PERFORMANCE

#53
20190250072
2019-08-15

Encased soil auger apparatus for archeological assessments and method of operating the same

#54
20190234150
2019-08-01

Hartmetalleinsatz und Gesteinsbohrer

#55
20190078387
2019-03-14

Beach umbrella tool

#56
20190032412
2019-01-31

AUGER MEMBER

#57
20180371842
2018-12-27

Drill head for a drilling device for creating drill holes in insufficiently stable foundation

#58
20180371841
2018-12-27

Cutting assembly for a boring device

#59
20180363376
2018-12-20

Vehicular auger implement

#60
20180347284
2018-12-06

Two Part Drill Bit Assembly

#61
20180320450
2018-11-08

Cutting elements configured to reduce impact damage and related tools and methods

#62
20180266213
2018-09-20

Wireline drilling tool

#63
20180238591
2018-08-23

Installation apparatus/tool for tubular geothermal heat exchanger systems and methods

#64
20180230748
2018-08-16

Ground processing tool and a method for creating a borehole in the ground

#65
20180142519
2018-05-24

Vehicular auger implement

#66
20180066476
2018-03-08

Steering head for an auger casing

#67
20180058147
2018-03-01

Reamer cutting insert for use in drilling operations

#68
20180058028
2018-03-01

Tooth attachment for a drill and a drill incorporating the same

#69
20170298695
2017-10-19

Cutting rate control for an ice drill

#70
20170292329
2017-10-12

SELF PROPELLING SUBTERRANEAN VEHICLE

#71
20170233982
2017-08-17

System and method for heating the ground

#72
20170191313
2017-07-06

Device and method for the movement and mutual assembly of segments of an excavation battery, for example auger or rod segments

#73
20170175449
2017-06-22

ICE AUGER AND ADJUSTMENT PART FOR AN ICE AUGER

#74
20170145752
2017-05-25

Collapsible knock-out plug for hollow stem augers and methods of use for well-drilling

#75
20170120315
2017-05-04

Soil auger and method of manufacture

#76
20170107765
2017-04-20

PORTABLE POWER ROTARY DEVICE PROVIDED WITH DRILL HAVING EARTHWORK AND CUT-OFF FUNCTIONS

#77
20160319606
2016-11-03

Replaceable Wear Tooth Assembly

#78
20160281432
2016-09-29

Direct torque helical displacement well and hydrostatic liquid pressure relief device

#79
20160265280
2016-09-15

Reamer for use in drilling operations

#80
20160258217
2016-09-08

Steering head for an auger casing

#81
20160245063
2016-08-25

Remote-controlled adjustable-speed screw drill for gas-drive hydraulic-motive during gas drilling

#82
20160244933
2016-08-25

Reversible displacement auger tool

#83
20160244932
2016-08-25

Pile-forming method for compound extruded and expanded pile and pile-forming equipment for compound extruded and expanded pile

#84
20160230469
2016-08-11

Drill head borer

#85
20160160571
2016-06-09

Ground working tool with replaceable teeth

#86
20160090792
2016-03-31

Auger Blade

#87
20160082524
2016-03-24

Cutting tip

#88
20160032656
2016-02-04

FLUTED WING AUGER

#89
20150233075
2015-08-20

Full displacement pile tip and method for use

#90
20150176337
2015-06-25

Auger cleaning device for removing debris from a helical drilling tool, drilling machine provided with said cleaning device and use of said drilling machine

#91
20150167391
2015-06-18

Materials handling vehicle

#92
20140321921
2014-10-30

Screw-in geothermal heat exchanger systems and methods

#93
20140216825
2014-08-07

Auger bit with replaceable cutting bit

#94
20140196955
2014-07-17

Direct torque helical displacement well and hydrostatic liquid pressure relief device

#95
20140151126
2014-06-05

Drilling device and method for producing a borehole

#96
20130341124
2013-12-26

Vehicle-attached lifting and tool support device

#97
20130319774
2013-12-05

Drill bit and cutting head for drill bit

#98
20130294843
2013-11-07

Helical drill bit for an auger of a ground excavation assembly, in particular for building excavated piles, and drilling method that uses such a bit

#99
20130199852
2013-08-08

Steering head

#100
20130039703
2013-02-14

Multifunctional screw drill and reaming device

#101
20130025942
2013-01-31

Rotary drill

#102
20130014997
2013-01-17

Post hole digger

#103
20130014996
2013-01-17

BRAKING DEVICE FOR AN AUGER

#104
20120318577
2012-12-20

POWERED AND MANUAL AUGER

#105
20120205161
2012-08-16

Auger

#106
20120006559
2012-01-12

SUBMERGIBLE OIL WELL SEALING DEVICE WITH VALVES AND METHOD FOR INSTALLING A SUBMERGIBLE OIL WELL SEALING DEVICE AND RESUMING OIL PRODUCTION

#107
20120006558
2012-01-12

Submergible oil well sealing device and method for sealing underwater oil wells

#108
20110305527
2011-12-15

Device and method for drilling and compacting ground

#109
20110278072
2011-11-17

Central cutting region of a drilling head assembly

#110
20110266066
2011-11-03

DRY DRILLING AND CORE ACQUISITION SYSTEM

#111
20110162892
2011-07-07

Sonic drill bits and sonic drilling systems

#112
20100187010
2010-07-29

Process and apparatus for subterranean drilling

#113
20090294181
2009-12-03

Box gusseted earth auger

#114
20090283326
2009-11-19

Sonic drill bit for core sampling

#115
20090274522
2009-11-05

Piling machine with high-pressure jet spiral bit and its piling method

#116
20080295363
2008-12-04

Extendable excavating screw unit equipped with hydraulic excavating auxiliary blades

#117
20080179101
2008-07-31

Auger

#118
20080127528
2008-06-05

Earth auger head and excavation method

#119
20080066966
2008-03-20

Sprinkler repair auger

#120
20080047757
2008-02-28

Method and device for producing a borehole in the soil

#121
20070175666
2007-08-02

FULL-DISPLACEMENT PRESSURE GROUTED PILE SYSTEM AND METHOD

#122
20070107936
2007-05-17

Dog-type recoil actuated auger

#123
20070068706
2007-03-29

Earth auger

#124
20060266556
2006-11-30

Drilling apparatus, method, and system

#125
20060113117
2006-06-01

Multi-use earth auger

#126
20060076162
2006-04-13

Self cleaning coring bit

#127
20060013656
2006-01-19

Full-displacement pressure grouted pile system and method

#128
20060000647
2006-01-05

Hollow auger head assembly

#129
20050044755
2005-03-03

Releasable auger tooth

#130
20050039952
2005-02-24

Drilling apparatus, method, and system

#131
20050000736
2005-01-06

Easy hold power auger

#132
18994919
2025-08-19

Debris collection and removal from a wellbore

#133
18900064
2025-05-06

Auger with anchoring device and durable bit attachment

#134
18639607
2026-06-02

Hurricane protection system for personal belongings

#135
17550386
2022-11-22

Automatic digging adjustment system and method

#136
17384866
2023-10-10

Soil sampling assembly

#137
16213411
2019-06-04

Automatic handheld shovel with auger

#138
16207760
2021-07-27

Soil sampling assembly

#139
16180933
2020-09-22

In-ground container installation apparatuses and auger blade assemblies

#140
16004108
2020-10-13

Drill for characterization of materials

#141
15731632
2018-07-17

Auger cleaning apparatus

#142
15431195
2019-09-17

Method of using an arrangement for holding an ice fishing rod and an ice fishing rod during ice fishing on a frozen body of water and apparatus therefor

#143
15395691
2018-12-04

Soil sampling assembly

#144
15391169
2019-11-05

Drill attachment

#145
14809191
2015-12-22

Reversible displacement auger tool

#146
14631428
2015-09-29

Mini-stabilizer tool

#147
14516646
2016-11-29

Reversible displacement auger tool

#148
14486058
2017-01-03

Soil sampling assembly

#149
14243344
2016-12-27

Ice auger reversal attachment