E21B11/005 - CPC Classification Index

#1

20260125954

2026-05-07

SYSTEM AND METHOD OF MANUALLY OPERATED DRILLING ON AN EXTRATERRESTRIAL SURFACE

#2

20260055669

2026-02-26

HAND-HELD POWER TOOL

#3

20250347177

2025-11-13

TOOL ASSEMBLY AND ATTACHMENT APPARATUS FOR TOOL HEAD

#4

20250277410

2025-09-04

WEEP-HOLE DRILLING

#5

20250020035

2025-01-16

Golf Hole Cutter

#6

20240376785

2024-11-14

Earth Auger

#7

20240351181

2024-10-24

RECHARGEABLE ANGLE DRILL AND RECHARGEABLE EARTH AUGER DRILL

#8

20240263526

2024-08-08

HAND-HELD POWER TOOL

#9

20240218742

2024-07-04

HANDHELD DIGGING TOOL

#10

20240209693

2024-06-27

Weep-hole drilling

#11

20240200409

2024-06-20

HANDHELD WATER DRILL AND METHOD

#12

20240044215

2024-02-08

EARTH AUGER

#13

20230392445

2023-12-07

AUGERS

#14

20230358101

2023-11-09

DIGGING APPARATUS WITH SAFETY MECHANISM

#15

20230272675

2023-08-31

Weep-hole drilling

#16

20230226419

2023-07-20

Method and device for making a hole in a golf green

#17

20230160266

2023-05-25

AUTOMATIC HANDHELD SHOVEL WITH AUGER

#18

20230053768

2023-02-23

Hand-actuated earth auger

#19

20220403705

2022-12-22

CUTTING RATE CONTROL FOR AN ICE DRILL

#20

20220307324

2022-09-29

Shrouded screw device for removing and depositing material

#21

20220127910

2022-04-28

Electric drill

#22

20220120141

2022-04-21

Earth auger

#23

20210347089

2021-11-11

Weep-hole drilling

#24

20210193413

2021-06-24

Electric drill

#25

20210190179

2021-06-24

Transmission mechanism for electric drill and electric drill including the same

#26

20210131192

2021-05-06

Automatic handheld shovel with auger

#27

20210101312

2021-04-08

Method and apparatus for creating a preferential breakage plane within cured columns

#28

20200390027

2020-12-17

SHARPENED EDGE YARD TOOL

#29

20200362639

2020-11-19

Cutting rate control for an ice drill

#30

20200362529

2020-11-19

Automated post hole digger

#31

20200332603

2020-10-22

Two-handled hole digger and blades for use with hole digger

#32

20200181987

2020-06-11

Automatic handheld shovel with auger

#33

20200123857

2020-04-23

Drill bit for chiselling rock

#34

20200095830

2020-03-26

Digging apparatus

#35

20190040690

2019-02-07

Hand Powered Impact Boring Tool

#36

20190024458

2019-01-24

Hole boring device

#37

20180266180

2018-09-20

Well-drilling apparatus and method of use

#38

20180142519

2018-05-24

Vehicular auger implement

#39

20170321489

2017-11-09

Compact portable rock drill system

#40

20170298695

2017-10-19

Cutting rate control for an ice drill

#41

20170183911

2017-06-29

Hand-portable directional drill and method of use

#42

20170114600

2017-04-27

Well drilling apparatus and method of use

#43

20160319752

2016-11-03

One safety control device for petrol post hole digger

#44

20160286711

2016-10-06

Post-hole digger with foot rests

#45

20160265286

2016-09-15

Arrangement for feeding at least a part of a drilling machine, drilling system and method for feeding at least a part of a drilling machine

#46

20160090792

2016-03-31

Auger Blade

#47

20150173290

2015-06-25

Single handled post hole digger

#48

20150034393

2015-02-05

HOLE-VAC

#49

20140300120

2014-10-09

SHOVEL DEVICE

#50

20140015268

2014-01-16

Single handle post hole digger

#51

20130206480

2013-08-15

Human-powered borehole drill

#52

20130039703

2013-02-14

Multifunctional screw drill and reaming device

#53

20130014997

2013-01-17

Post hole digger

#54

20130014996

2013-01-17

BRAKING DEVICE FOR AN AUGER

#55

20120318577

2012-12-20

POWERED AND MANUAL AUGER

#56

20120181088

2012-07-19

Garden auger

#57

20120073877

2012-03-29

HARDPAN AUGER

#58

20120000710

2012-01-05

System and Method for Soil Saturation and Digging

#59

20110272652

2011-11-10

Trenchless ducting apparatus frame

#60

20100288556

2010-11-18

Ice Drill

#61

20100276952

2010-11-04

Consumer post hole digger

#62

20100259056

2010-10-14

Post Hole Digger

#63

20100187843

2010-07-29

Auto-Boss

#64

20100060022

2010-03-11

GARDEN TOOL FOR MAKING HOLES

#65

20100026024

2010-02-04

Post hole digger

#66

20100000796

2010-01-07

Earth drilling device

#67

20090189401

2009-07-30

Post hole digger

#68

20090107729

2009-04-30

DRILLING MACHINE

#69

20090090560

2009-04-09

Hole Boring Tool

#70

20090008153

2009-01-08

Auger stabilizer

#71

20080315601

2008-12-25

Post hole digger

#72

20080284184

2008-11-20

Consumer post hole digger

#73

20080230276

2008-09-25

Portable drilling device

#74

20080223620

2008-09-18

DRILLING MACHINE STRUCTURE

#75

20080190667

2008-08-14

Recoil auger with clutch bearing

#76

20080078565

2008-04-03

Auger stabilizer

#77

20080054658

2008-03-06

Consumer post hole digger

#78

20070236026

2007-10-11

Post hole digger

#79

20070201784

2007-08-30

Asymmetric directional coupler having a reduced drive voltage

#80

20070107945

2007-05-17

Recoil auger with clutch bearing

#81

20070107936

2007-05-17

Dog-type recoil actuated auger

#82

20070102194

2007-05-10

Soil auger assembly

#83

20060090578

2006-05-04

Locating apparatus and system

#84

20060066117

2006-03-30

Posthole digger

#85

20050279531

2005-12-22

LATERAL BORING SYSTEM

#86

20050077088

2005-04-14

Hole cleaning and/or forming tool

#87

17882220

2025-09-09

Vertical tiller

#88

16941491

2021-11-16

Earth soil electrode installation and removal device

#89

16385832

2020-06-16

Two-handled hole digger and blades for use with hole digger

#90

16213411

2019-06-04

Automatic handheld shovel with auger

#91

16103165

2020-03-17

Soil boring device and a kit including the same

#92

15391169

2019-11-05

Drill attachment

#93

14706093

2016-04-26

Tool blades with multiple cutting edges

#94

14329904

2017-01-31

Vacuum assisted post hole digger tool and apparatus with rotary clog breaker