Patents-Review.com
ClassID:

40752 ⎘

B23B51/0406 - CPC Classification

Classification description:

Sub-classes:
Recent Application in this class:
#1
20220305569
2022-09-29

HOLE SAW GUIDE

 #2
20220274190
2022-09-01

Coring device for cutting holes through a structure

 #3
20220072630
2022-03-10

Hole Saw with Open End Cap Geometry

 #4
20220023959
2022-01-27

Hole saw with hex sidewall holes

 #5
20220016720
2022-01-20

Drilling machine

 #6
20210354209
2021-11-18

Hole cutter with multiple fulcrums

 #7
20210347089
2021-11-11

Weep-hole drilling

 #8
20210283697
2021-09-16

Trepanning tool with plug management

 #9
20210276103
2021-09-09

STAGGERED TOOTH GROOVE CUTTER

 #10
20210245271
2021-08-12

Hole saw

 #11
20210245270
2021-08-12

HOLE SAW ASSEMBLY

 #12
20210213579
2021-07-15

Electric tool

 #13
20210187630
2021-06-24

Core cutter and cutting method using the same

 #14
20210178492
2021-06-17

CUTTING SECTION FOR A DRILL BIT

 #15
20210146455
2021-05-20

Hole saw with large carbide overhang

 #16
20210146454
2021-05-20

HOLE SAW

 #17
20210129234
2021-05-06

Core Bit Having a Spiral-Tube-Shaped Drill Shaft, and Method for Producing a Spiral-Tube-Shaped Drill Shaft for a Core Bit

 #18
20210086272
2021-03-25

Hole saw with circular sidewall openings

 #19
20210078119
2021-03-18

Method for producing a cut section for a drill bit

 #20
20210060663
2021-03-04

System and method for connecting a compression-type coupling to a coated conduit

 #21
20210031321
2021-02-04

Suction device

 #22
20210031278
2021-02-04

DRILLING DEVICE COMPRISING A TUBULAR SHEATH SECURED TO AN ACTUATOR

 #23
20210008649
2021-01-14

Hole cutter with chip egress aperture

 #24
20200391306
2020-12-17

Core drill bit

 #25
20200361008
2020-11-19

Method for operating a core drilling machine, and core drilling machine and core drill bit for carrying out the method

 #26
20200198067
2020-06-25

Quick-changing brazed drill

 #27
20200171585
2020-06-04

Hole saw

 #28
20200139455
2020-05-07

HOLE CUTTER

 #29
20200122245
2020-04-23

Hole saw with open end cap geometry

 #30
20200122242
2020-04-23

Core drill guide apparatus and method

 #31
20200114435
2020-04-16

Hole cutter with multiple fulcrums

 #32
20200078873
2020-03-12

Tooth formations and arrangement for a saw blade

 #33
20200061722
2020-02-27

Hole saw

 #34
20200061721
2020-02-27

Hole saw

 #35
20200040663
2020-02-06

Electroformed thin-wall diamond drill bit with continuous wavy-shape blade

 #36
20200016667
2020-01-16

Hole saw with hex sidewall holes

 #37
20190375034
2019-12-12

Ground set hole saw

 #38
20190358716
2019-11-28

Hole-saw

 #39
20190255625
2019-08-22

HOLE SAW GUIDE

 #40
20190240865
2019-08-08

CUTTING ACCESSORIES FOR POWER TOOLS

 #41
20190232393
2019-08-01

Core drill bit

 #42
20190201986
2019-07-04

Hole cutter with multiple fulcrums

 #43
20190184474
2019-06-20

HOLE SAW STRUCTURE

 #44
20190178758
2019-06-13

Pipe core sampling and tapping apparatus

 #45
20190160649
2019-05-30

Removable/re-usable bracket

 #46
20190160554
2019-05-30

Hole cutter with chip egress aperture

 #47
20190141890
2019-05-16

Plant sawing assembly

 #48
20190134720
2019-05-09

System and Method for Connecting a Compression-Type Coupling to a Coated Conduit

 #49
20190120348
2019-04-25

OSCILLATION DRIVE TOOL

 #50
20190091777
2019-03-28

Drill bit with an exchangeable cutting portion

 #51
20190091775
2019-03-28

Tooth formations and arrangement for a saw blade

 #52
20190059911
2019-02-28

SYSTEM, APPARATUS, AND METHOD FOR GRAFTING TISSUE

 #53
20190054512
2019-02-21

Access device for a fluid tank

 #54
20190022770
2019-01-24

Hole saw

 #55
20190022769
2019-01-24

Toothform for a cutting tool, such as a hole saw

 #56
20190022766
2019-01-24

Electrical handheld core drilling device

 #57
20180311748
2018-11-01

Cutting tool

 #58
20180297126
2018-10-18

Reversing mode for core drilling systems

 #59
20180272441
2018-09-27

Hole cutter with multiple fulcrums

 #60
20180266610
2018-09-20

Pipe access tool

 #61
20180243888
2018-08-30

Rotary power tool including threaded bit attachment

 #62
20180236571
2018-08-23

Hole machining tool and guide pad adjustment mechanism therefor

 #63
20180236567
2018-08-23

Hole saw guide

 #64
20180154458
2018-06-07

Targeting system for portable drill press

 #65
20180133929
2018-05-17

ADAPTIVE GENERATION OF DRILLING PARAMETERS DURING AUTOMATED CORE DRILLING

 #66
20180119536
2018-05-03

Intelligent core-drilling end detection

 #67
20180117793
2018-05-03

Core drill bit

 #68
20180056405
2018-03-01

Hole saw

 #69
20180056404
2018-03-01

Tooth formations and arrangement for a saw blade

 #70
20180043490
2018-02-15

Dust collection system

 #71
20180021862
2018-01-25

Toothform for a cutting tool, such as a hole saw

 #72
20180001397
2018-01-04

Hole cutter with chip egress aperture

 #73
20170281198
2017-10-05

System, apparatus, and method for grafting tissue

 #74
20170274489
2017-09-28

Data collection, transfer and feedback in working tools

 #75
20170266735
2017-09-21

Hole cutter with multiple fulcrums

 #76
20170259352
2017-09-14

Method of machining workpiece and boring drill

 #77
20170232530
2017-08-17

Hole cutter with multiple fulcrums

 #78
20170175034
2017-06-22

CANDLE ASSEMBLY AND METHOD FOR MAKING PERSONALIZED CANDLES

 #79
20170157681
2017-06-08

Hole Saw with Open End Cap Geometry

 #80
20170120346
2017-05-04

Hole saw

 #81
20170056982
2017-03-02

Nail head removal tool

 #82
20170001249
2017-01-05

Drill bit with a replaceable cutting portion

 #83
20160354846
2016-12-08

ANNULAR CUTTER

 #84
20160207117
2016-07-21

Method and apparatus for drilling ports in utility access shafts or manholes

 #85
20160200000
2016-07-14

Intuitive, adaptive drilling function

 #86
20150367425
2015-12-24

Hole saw with interchangeable cutting blades

 #87
20150343540
2015-12-03

Drill bit with an exchangeable cutting portion

 #88
20150343539
2015-12-03

Cutting portion for a drill bit

 #89
20150328701
2015-11-19

Saw Tool for a Machine Tool

 #90
20150328695
2015-11-19

Drill bit with an exchangeable cutting portion

 #91
20150328694
2015-11-19

Drill bit with an exchangeable cutting portion

 #92
20150239051
2015-08-27

Hole cutter with multiple fulcrums

 #93
20150190866
2015-07-09

Hole saw

 #94
20150190146
2015-07-09

Method for manufacturing disposable rotary cutting tools and disposable rotary tool for dental or medical applications

 #95
20150033929
2015-02-05

Rotary burring tool

 #96
20150016910
2015-01-15

HOLE CUTTER

 #97
20150016909
2015-01-15

Drill bit with an exchangeable cutting portion

 #98
20140339781
2014-11-20

Receptacle for tubular drilling tools having different diameters

 #99
20140334892
2014-11-13

SUPPORT ASSEMBLY FOR A CORE DRILL

 #100
20140320287
2014-10-30

Security device for a power tool accessory

 #101
20140271007
2014-09-18

Cylindrical drill body for a hole saw

 #102
20140271004
2014-09-18

Drilling safety system

 #103
20140102276
2014-04-17

Composite Saw Blades

 #104
20140030036
2014-01-30

Apparatus for cutting twisted strips

 #105
20140024253
2014-01-23

Minimally invasive mid-span grounding clamp and method of use thereof

 #106
20140023447
2014-01-23

Toothform for a cutting tool, such as a hole saw

 #107
20140023446
2014-01-23

Hole saw

 #108
20140017023
2014-01-16

Adapter for holding a hole saw on a power tool

 #109
20130286667
2013-10-31

LIGHT FIXTURES AND INSTALLATION METHODS THEREOF

 #110
20130279999
2013-10-24

Outside diameter shaft reducer

 #111
20130101366
2013-04-25

DRILL BIT FOR REMOVING BOLTS AND OTHER FASTENERS

 #112
20130061400
2013-03-14

Counter boring socket

 #113
20120230788
2012-09-13

SAW TOOL FOR A MACHINE TOOL

 #114
20120224929
2012-09-06

CYLINDRICAL CUTTER

 #115
20120170990
2012-07-05

Cutting tool

 #116
20120087755
2012-04-12

Hole cutter

 #117
20120000338
2012-01-05

Saw blade tooth form for abusive cutting applications

 #118
20110232073
2011-09-29

Method for manufacturing disposable rotary cutting tools for dental or medical applications

 #119
20110170972
2011-07-14

Coated hole cutter

 #120
20110170971
2011-07-14

Hole cutter with chip egress aperture

 #121
20110170970
2011-07-14

Hole cutter with minimum tooth pitch to blade body thickness ratio

 #122
20110170967
2011-07-14

Hole cutter with chip egress aperture

 #123
20110170966
2011-07-14

Hole cutter with axially-elongated aperture defining multiple fulcrums

 #124
20110170965
2011-07-14

Hole cutter with extruded cap

 #125
20110052340
2011-03-03

Adjustable Depth Hole Saw Assembly

 #126
20100329805
2010-12-30

DIAMOND TOOL

 #127
20100124466
2010-05-20

Trepanning Drill

 #128
20100034608
2010-02-11

Hole saw with depth stop

 #129
20100011594
2010-01-21

Composite Saw Blades

 #130
20090208903
2009-08-20

Method for manufacturing disposable rotary cutting tools and disposable rotary tool for dental or medical applications

 #131
20090208299
2009-08-20

Disposable rotary tool for dental or medical applications

 #132
20090022560
2009-01-22

Cutting or Parting Tool

 #133
20080302549
2008-12-11

Smart accessories for power tools

 #134
20080187405
2008-08-07

Hole saw with depth stop

 #135
20080181735
2008-07-31

Method for manufacturing drill cutters and structure thereof

 #136
20080131223
2008-06-05

Cutting element, cutter support and hollow drill

 #137
20070147967
2007-06-28

Method and apparatus for carrying out deep holes and/or bottle-boring

 #138
20070059113
2007-03-15

Hole saw having depth of travel indicia

 #139
20060263156
2006-11-23

Hole saw and cutter

 #140
20060216123
2006-09-28

Flat bit sphere named the V-back paddlesphere bit

 #141
20060159533
2006-07-20

Smart accessories for power tools

 #142
20060008771
2006-01-12

Rotary tool for dental or medical applications

 #143
20060006002
2006-01-12

Working tool for machining mineral constructional components

 #144
20050247344
2005-11-10

Device for producing bypasses under pressure in fluid piping systems

 #145
20050147465
2005-07-07

Methods for the assembly of insulating panels

 #146
20050109377
2005-05-26

Removal of solids from tubes of a tube bundle heat exchanger

 #147
20050105981
2005-05-19

Hole cutter and method for producing

 #148
20050055927
2005-03-17

Dowels and methods for the assembly of insulating panels

 #149
20050053436
2005-03-10

Method and apparatus for carpet repair

 #150
20050031422
2005-02-10

Cutter assembly

 #151
20050025593
2005-02-03

Sheet metal hole cutter

 #152
16163177
2019-08-06

Universal base attachment bit and cutting bit assembly

 #153
15818699
2019-10-15

Modular flywheel holesaw system

 #154
15364664
2020-02-04

Lug nut removal tool