ClassID:

135163

E21B7/028 - CPC Classification

Classification description:

Special methods or apparatus for drilling; Drilling rigs characterized by means for land transport with their own drive , e.g. skid mounting or wheel mounting; Drills for drilling shallow holes, e.g. for taking soil samples or for drilling postholes the drilling apparatus being detachable from the vehicle, e.g. hand portable drills

Recent Application in this class:
#1
20260110219
2026-04-23

Method and device for making a hole in a golf green

#2
20250034945
2025-01-30

Concrete Slab Rebar Hole Dowling Cart

#3
20240247546
2024-07-25

Concrete coring system and method

#4
20240141730
2024-05-02

Concrete slab rebar hole doweling cart

#5
20230392445
2023-12-07

AUGERS

#6
20230010596
2023-01-12

VACUUM DEVICE AND VACUUM ASSISTED DIGGER SYSTEM

#7
20220325582
2022-10-13

Skid-Steer Loader Attachment Assemblies and Methods for Performing Earth Augering Using a Skid-Steer Loader

#8
20220325581
2022-10-13

Quick disconnect Kelly bar system

#9
20220299088
2022-09-22

Gear assembly, transmission mechanism and electric drill

#10
20210301495
2021-09-30

Construction equipment and methods

#11
20210190179
2021-06-24

Transmission mechanism for electric drill and electric drill including the same

#12
20200362529
2020-11-19

Automated post hole digger

#13
20200095830
2020-03-26

Digging apparatus

#14
20190309574
2019-10-10

Drill with a boom arm and a self-aligning support system

#15
20190284836
2019-09-19

Fence post driving apparatus

#16
20190234147
2019-08-01

Convertible framework for post hole digger

#17
20190195019
2019-06-27

Lightweight electric earth drill

#18
20190093431
2019-03-28

PORTABLE AUGER RIG

#19
20190078387
2019-03-14

Beach umbrella tool

#20
20190024458
2019-01-24

Hole boring device

#21
20180363376
2018-12-20

Vehicular auger implement

#22
20180236949
2018-08-23

PORTABLE TOOL MOUNTING DEVICE

#23
20180202240
2018-07-19

Drill string inground isolator in an MWD system and associated method

#24
20180142519
2018-05-24

Vehicular auger implement

#25
20180087238
2018-03-29

Hollow boring auger

#26
20180038165
2018-02-08

Core drill apparatus for installation in excavator

#27
20170321489
2017-11-09

Compact portable rock drill system

#28
20170204633
2017-07-20

Fence post driving apparatus

#29
20170044841
2017-02-16

Drill string inground isolator in an MWD system and associated method

#30
20160290048
2016-10-06

Drill system

#31
20160258216
2016-09-08

DRILLING MACHINE AND METHOD OF DRILLING

#32
20150292267
2015-10-15

Vibrating soil probe

#33
20150267473
2015-09-24

Methods and apparatus for forming hole in ground

#34
20150176343
2015-06-25

Drill Bit and Chuck Isolator

#35
20150176339
2015-06-25

Drill string inground isolator in an MWD system and associated method

#36
20130341124
2013-12-26

Vehicle-attached lifting and tool support device

#37
20130014997
2013-01-17

Post hole digger

#38
20120031679
2012-02-09

Excavation apparatus

#39
20110030982
2011-02-10

HYDRAULIC DRILLING MACHINE FOR WORKING IN A SMALL SPACE

#40
20100224746
2010-09-09

Durable Ice Auger Mounting System that Maximizes Mobility and Support for Auger Device

#41
20090032277
2009-02-05

Hydraulic drilling machine for working in a small space

#42
20080238039
2008-10-02

ARTICULATED HITCH MECHANISM

#43
20080149395
2008-06-26

Drilling or Service Rig

#44
20080093525
2008-04-24

Rotation device for a boom of a mining or constructions work rig, rig and boom

#45
20060278418
2006-12-14

Modular self-propelled drilling apparatus

#46
20060016625
2006-01-26

Hydraulic drilling machine for working in a small space

#47
20050126821
2005-06-16

All terrain vehicle powered mobile drill

#48
18324109
2023-12-12

Geological sampling backpack drilling machine

#49
17370890
2022-06-21

Vacuum device and vacuum assisted digger system

#50
16180933
2020-09-22

In-ground container installation apparatuses and auger blade assemblies

#51
15869288
2019-04-30

Convertible framework for post hole digger

#52
15583531
2018-03-27

Adjustable coupler for work implement

#53
15391169
2019-11-05

Drill attachment