ClassID:

47964

B28D1/146 - CPC Classification

Classification description:

Working stone or stone-like materials, e.g. brick, concrete or glass , not provided for elsewhere; Machines, devices, tools therefor by boring or drilling Tools therefor

Recent Application in this class:
#1
20260124787
2026-05-07

MASONRY DRILL HEAD

#2
20250277410
2025-09-04

WEEP-HOLE DRILLING

#3
20250073953
2025-03-06

Two-Hole Core Drilling Machine

#4
20240342808
2024-10-17

ONE-PIECE CUTTING HEAD FOR A DRILL BIT

#5
20240316822
2024-09-26

MASONRY DRILLING TOOL, MASONRY DRILLING DEVICE, AND METHOD FOR DRILLING REINFORCED MASONRY

#6
20240209693
2024-06-27

Weep-hole drilling

#7
20240110343
2024-04-04

CONCRETE RESTORATION AND ORNAMENTATION METHOD AND APPARATUS

#8
20240025080
2024-01-25

TOOL FOR A MOBILE MACHINE TOOL

#9
20240009888
2024-01-11

JIG TOOL SET FOR CONSTRUCTING CEILING ANCHOR BOLT AND INSTALLING FULL THREAD BOLT AND METHOD OF CONSTRUCTING FULL THREAD BOLT USING SAME

#10
20230356434
2023-11-09

BIT HOLDER FOR A POWER TOOL

#11
20230272675
2023-08-31

Weep-hole drilling

#12
20220299060
2022-09-22

System for securing an anchor in a mineral substrate

#13
20220299059
2022-09-22

System for securing an anchor in a mineral substrate

#14
20220297349
2022-09-22

System for securing an anchor in a mineral substrate

#15
20220297204
2022-09-22

One-piece cutting head for a drill bit

#16
20220088828
2022-03-24

Apparatus for punching anchor bolt insertion hole

#17
20220055251
2022-02-24

Core drill having one touch lock function of core bit

#18
20220055184
2022-02-24

MACHINING SEGMENT FOR THE DRY MACHINING OF CONCRETE MATERIALS

#19
20210347089
2021-11-11

Weep-hole drilling

#20
20210331350
2021-10-28

Drilling Tool

#21
20210308858
2021-10-07

Magnetic base

#22
20210180272
2021-06-17

CONCRETE RESTORATION AND ORNAMENTATION METHOD AND APPARATUS

#23
20210154728
2021-05-27

Manufacturing process, tool stand, and drill bit

#24
20200223047
2020-07-16

Apparatus for limiting equipment burden when penetrating a mixed or composite material structure including metal utilizing a hammer-drill

#25
20200156163
2020-05-21

Drill for chiseling stone

#26
20200122244
2020-04-23

Drill bit

#27
20190344352
2019-11-14

Tool

#28
20180339347
2018-11-29

Tool for roughening a borehole surface

#29
20180326618
2018-11-15

Drilling tool

#30
20180311748
2018-11-01

Cutting tool

#31
20180272439
2018-09-27

Tool for roughening a borehole surface

#32
20180238367
2018-08-23

Wedge Anchor Setting Tool and Method

#33
20180231045
2018-08-16

Method for setting a screw

#34
20180171721
2018-06-21

Drill Bit and Production Method

#35
20180117793
2018-05-03

Core drill bit

#36
20180080322
2018-03-22

Automated device for drilling a hole in the vault and walls of a tunnel and for installing an anchoring element into said hole

#37
20180056400
2018-03-01

Method of Drilling Hole and Coolant Used In Hole Drilling Work

#38
20180015639
2018-01-18

Dust suction drill and dust suction unit

#39
20180001396
2018-01-04

DUST VACUUMING DRILL DEVICE WITH AN INTERNAL DUST PASSAGEWAY AND METHOD FOR PRODUCING THE SAME

#40
20180001395
2018-01-04

DUST VACUUMING DRILL DEVICE WITH AN INTERNAL DUST PASSAGEWAY AND METHOD FOR PRODUCING THE SAME

#41
20170368714
2017-12-28

Method for Manufacturing a Continuous Drill Ring for a Core Drill Bit

#42
20170361388
2017-12-21

Method for Manufacturing a Continuous Drill Ring for a Core Drill Bit

#43
20170355103
2017-12-14

Drill Bit

#44
20170348760
2017-12-07

Twist drill and production method

#45
20170266736
2017-09-21

Systems, methods, and apparatus for reliably installing survey tags

#46
20170239841
2017-08-24

DAMPED ABRASIVE CUTTER

#47
20170157799
2017-06-08

Drill bit

#48
20170136654
2017-05-18

Diameter expansion drill bit

#49
20170113377
2017-04-27

Drilling tool

#50
20170072550
2017-03-16

Method and apparatus for limiting equipment burden when penetrating a mixed or composite material structure including metal utilizing a hammer-drill

#51
20170036373
2017-02-09

Method for forming anchor hole and diameter expansion device

#52
20170015529
2017-01-19

Lifting Device and Method for Lifting Brittle Elements

#53
20170001335
2017-01-05

Drill bit

#54
20160375500
2016-12-29

Drill bit

#55
20160207222
2016-07-21

Hole-drilling device for drilling hole with expanded diameter hole portion

#56
20160192945
2016-07-07

Precessional-motion bone and dental drilling tools and bone harvesting apparatus

#57
20160130880
2016-05-12

Drill head insert or drill head attachment and drill

#58
20150165583
2015-06-18

Diameter expansion drill bit

#59
20150057664
2015-02-26

Precessional-motion bone and dental drilling tools and bone harvesting apparatus

#60
20150056032
2015-02-26

Precessional drilling and reaming

#61
20140377505
2014-12-25

Tool head and glass or glass ceramic article producible using the tool head

#62
20140328641
2014-11-06

DRILL AND PRODUCTION METHOD FOR A DRILL

#63
20140140782
2014-05-22

Drill bit

#64
20130319774
2013-12-05

Drill bit and cutting head for drill bit

#65
20130266386
2013-10-10

Drill bit

#66
20130248254
2013-09-26

Underground reamer

#67
20130115020
2013-05-09

Rock drilling tool for rotational percussive machining of concrete, rock, masonry and such materials

#68
20130081518
2013-04-04

Extraction device and method

#69
20130025942
2013-01-31

Rotary drill

#70
20120285749
2012-11-15

Drill bit and production method

#71
20120263548
2012-10-18

DRILL BIT

#72
20120243953
2012-09-27

THREAD-CUTTING SYSTEM

#73
20120145459
2012-06-14

Seismic tool assembly for use in anchor insertion

#74
20120070244
2012-03-22

Nibbling Mechanism for Construction Material

#75
20110278270
2011-11-17

Laser drilling method and system

#76
20110135414
2011-06-09

Method of increasing the fracture toughness of the outer layer of a carbide cutting bit of a drill

#77
20110038678
2011-02-17

Seismic tool assembly for use in anchor insertion

#78
20110036637
2011-02-17

SEISMIC TOOL ASSEMBLY FOR USE IN ANCHOR INSERTION

#79
20110033253
2011-02-10

Drill bit

#80
20110020085
2011-01-27

Drill production method

#81
20100260562
2010-10-14

Non-core drill bit

#82
20100183391
2010-07-22

Masonry drill bit

#83
20100163314
2010-07-01

Rock drill

#84
20100155144
2010-06-24

DRILLING TOOL FOR ROCK

#85
20100135741
2010-06-03

Drill bit including one piece cutting head

#86
20100021251
2010-01-28

DRILL BIT

#87
20090277691
2009-11-12

DRILLING TOOL, IN PARTICULAR SPIRAL DRILL

#88
20090185876
2009-07-23

GLASS WORKING APPARATUS AND GLASS WORKING METHOD USING THE SAME

#89
20090148250
2009-06-11

Drill Bit

#90
20090139772
2009-06-04

DIAMETRICALLY EXPANDED GROOVE CUTTING APPARATUS AND EXPANDABLE MECHANISM

#91
20090035083
2009-02-05

DOUBLE TIPPED DIAMOND DRILL BIT

#92
20090014214
2009-01-15

Profiling element

#93
20080121437
2008-05-29

Hard material drilling head

#94
20080110679
2008-05-15

Drill with a hard material drilling head

#95
20080047759
2008-02-28

Hard material insert for a drill and a drill with the hard material insert

#96
20080014033
2008-01-17

Abrasive coated fluted bit with recesses

#97
20070278016
2007-12-06

Hard material head and rotary percussion drill bit

#98
20070235228
2007-10-11

Drill, wall protector and drilling method

#99
20070193785
2007-08-23

Drilling head for an anchor

#100
20070193784
2007-08-23

Rock drilling head

#101
20070000700
2007-01-04

Twist bit for drilling mortar and for optimizing dissipation of heat and dust created by the drilling

#102
20060243496
2006-11-02

Drilling and/or chiseling tool

#103
20060093446
2006-05-04

Glass drill bit

#104
20060032675
2006-02-16

Drill

#105
20060006002
2006-01-12

Working tool for machining mineral constructional components

#106
20050274551
2005-12-15

Drill bit having radially extending cutting bits on radial legs

#107
20050183380
2005-08-25

Post-construction anchor, and drill bit for drilling prepared holes therefor

#108
20050158133
2005-07-21

Tile cutting attachment

#109
20050105977
2005-05-19

Non-core type bit, non-core drill apparatus, and method of supplying cooling water thereto

#110
20050092528
2005-05-05

Rotary hammerdrill bit

#111
20050025595
2005-02-03

Cutting plate for a drill bit

#112
17848278
2024-10-15

Drilling system