Patents-Review.com
ClassID:

41144 ⎘

B23B2251/18 - CPC Classification

Classification description:

Details of tools for drilling machines Configuration of the drill point

Recent Application in this class:
#1
20260070132
2026-03-12

MULTI-STEP DRILL WITH ASYMMETRIC STEP PROFILES

 #2
20260029774
2026-01-29

BACKDRILL TIP OPTIMIZATION

 #3
20250360572
2025-11-27

FLAT DRILL

 #4
20250262676
2025-08-21

MULTI-STEP DRILL WITH ASYMMETRIC STEP PROFILES

 #5
20240366236
2024-11-07

MASTOID BONE START DRILL BIT

 #6
20240033832
2024-02-01

Rotary Tool and Method for Manufacturing Such a Rotary Tool

 #7
20230339029
2023-10-26

DRILL

 #8
20230286065
2023-09-14

BORING TOOL WITH MULTI-ANGLED TIP

 #9
20230089637
2023-03-23

TWIST DRILL BIT

 #10
20220339715
2022-10-27

Drill bit

 #11
20220314341
2022-10-06

Cutting tool

 #12
20220305571
2022-09-29

Rotatable cutting head having tip portion with three radially extending cutting edges forming a rectilinear rotational profile

 #13
20220218361
2022-07-14

Mastoid bone start drill bit

 #14
20220055123
2022-02-24

CUTTING INSERT, ROTARY TOOL, AND METHOD FOR MANUFACTURING MACHINED PRODUCT

 #15
20210299763
2021-09-30

Drill

 #16
20210283696
2021-09-16

Twist drill and an exchangeable head for a twist drill

 #17
20210213543
2021-07-15

DRILL TIP AND METHOD FOR PRODUCING A DRILL TIP

 #18
20210085339
2021-03-25

Method for producing a cutting tool, and cutting tool

 #19
20210031277
2021-02-04

Drill and method of producing drilled product

 #20
20200406375
2020-12-31

Drill

 #21
20200406374
2020-12-31

Indexable drilling insert having three tip portions and rotary cutting tool having such drilling insert centrally mounted

 #22
20200346290
2020-11-05

Drill

 #23
20200331065
2020-10-22

Method for manufacturing sintered component, sintered component, and drill

 #24
20200330107
2020-10-22

System and method for installing a bicortical implant in bone

 #25
20200324348
2020-10-15

Small-diameter drill bit

 #26
20200282472
2020-09-10

Drill

 #27
20200282471
2020-09-10

Drill bit and hole formation method

 #28
20200139455
2020-05-07

HOLE CUTTER

 #29
20200030893
2020-01-30

Metal drilling tool

 #30
20200001376
2020-01-02

DRILLING TOOL

 #31
20190381582
2019-12-19

Drill bit

 #32
20190375028
2019-12-12

Drill bit, such as an auger drill bit, and method therefore

 #33
20190314039
2019-10-17

Method for producing a cutting tool, and cutting tool

 #34
20190308254
2019-10-10

Drill

 #35
20190299302
2019-10-03

Drill

 #36
20190291189
2019-09-26

Cutting tool and method of manufacturing machined product

 #37
20190275593
2019-09-12

Drill Bit And Hole Formation Method

 #38
20190262910
2019-08-29

Drills and methods of using the same

 #39
20190240744
2019-08-08

Drill structure

 #40
20190232391
2019-08-01

Drill bit

 #41
20190134719
2019-05-09

DRILL STRUCTURE

 #42
20190118268
2019-04-25

Tool holder for lathe and lathe provided with the tool holder

 #43
20190105060
2019-04-11

System and method for installing a bicortical implant in bone

 #44
20190001422
2019-01-03

DRILL BIT

 #45
20180257152
2018-09-13

CUTTING TOOL

 #46
20180257151
2018-09-13

Cutting tool

 #47
20180250756
2018-09-06

Drill and method for manufacturing cut product using same

 #48
20180243843
2018-08-30

DRILLING TOOL

 #49
20180243842
2018-08-30

Drilling tool

 #50
20180236568
2018-08-23

Drill

 #51
20180071836
2018-03-15

Drill

 #52
20180021861
2018-01-25

DRILL STRUCTURE

 #53
20170320136
2017-11-09

Method for manufacturing sintered component, sintered component, and drill

 #54
20170312935
2017-11-02

MULTI-BLADE TYPE WOODWORKING BIT

 #55
20170291229
2017-10-12

Machining tool

 #56
20170232529
2017-08-17

Drill

 #57
20170209942
2017-07-27

Drill structure

 #58
20170202560
2017-07-20

Mastoid bone start drill bit

 #59
20170182566
2017-06-29

Polycrystalline diamond drill bit having a laser cut chip breaker

 #60
20170120345
2017-05-04

Laser augmented diamond drilling apparatus and method

 #61
20170113377
2017-04-27

Drilling tool

 #62
20170113284
2017-04-27

Cutting tool

 #63
20170080534
2017-03-23

Rotary cutting tool having PCD cutting tip

 #64
20170021433
2017-01-26

Bottom cutting step up reamer

 #65
20160361769
2016-12-15

Rotary tool and method for manufacturing a rotary tool

 #66
20160263663
2016-09-15

Rotary tool and method for manufacturing

 #67
20160214184
2016-07-28

Drill bit

 #68
20160151841
2016-06-02

TWIST DRILL BIT FOR DRILLING COMPOSITE MATERIALS

 #69
20160144436
2016-05-26

Drill

 #70
20160082523
2016-03-24

Drilling tool and method for modifying a blind hole

 #71
20160074944
2016-03-17

Drill and method for manufacturing cut product using same

 #72
20160023281
2016-01-28

Drill and drilling method for workpiece

 #73
20160001379
2016-01-07

Drill head

 #74
20150360301
2015-12-17

Drill bit

 #75
20150336182
2015-11-26

Drill and method of manufacturing drill

 #76
20150283624
2015-10-08

Small-diameter drill

 #77
20150196961
2015-07-16

Indexable central drill insert and cutting tool therefor

 #78
20150056032
2015-02-26

Precessional drilling and reaming

 #79
20150043983
2015-02-12

SPADE DRILL

 #80
20140363249
2014-12-11

Drill

 #81
20140356088
2014-12-04

Drill bit

 #82
20140308086
2014-10-16

DRILL HEAD

 #83
20140294529
2014-10-02

Drill

 #84
20140294527
2014-10-02

Tool head and method for machining a metallic workpiece

 #85
20140227034
2014-08-14

Drill reamer

 #86
20140219737
2014-08-07

Drill

 #87
20140193220
2014-07-10

Bit exchangeable drill

 #88
20140186132
2014-07-03

Twist drill tips, precursor constructions for use in making same, and methods for making and using same

 #89
20140169898
2014-06-19

Twist drill and method of drilling composite materials, use and method regrinding and manufacturing thereof

 #90
20140023448
2014-01-23

Drill

 #91
20140003877
2014-01-02

Drill

 #92
20130319774
2013-12-05

Drill bit and cutting head for drill bit

 #93
20130218160
2013-08-22

Mastoid bone start drill bit

 #94
20130115020
2013-05-09

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

 #95
20130045058
2013-02-21

Drilling tool

 #96
20130039709
2013-02-14

Twist drill for advanced materials

 #97
20130025942
2013-01-31

Rotary drill

 #98
20130017029
2013-01-17

General-purpose multiple-cutting edge drill

 #99
20120330315
2012-12-27

Trocar-tipped drill bit

 #100
20120321403
2012-12-20

Drill bit

 #101
20120263548
2012-10-18

DRILL BIT

 #102
20120163934
2012-06-28

Drilling tool

 #103
20120107061
2012-05-03

Cutting tools, cutting tool holders and cutting inserts therefor

 #104
20120093600
2012-04-19

Cutting tip and rotary cutting tool employing same

 #105
20120076597
2012-03-29

Drill bit

 #106
20110274509
2011-11-10

Cutting insert with helical geometry and holder therefor

 #107
20110268518
2011-11-03

Rotary cutting tool having PCD cutting tip

 #108
20110200403
2011-08-18

Multiple edge drill

 #109
20110170974
2011-07-14

DRILL

 #110
20110168453
2011-07-14

Rock drill bit

 #111
20110116884
2011-05-19

HELICAL BIT TOOL

 #112
20110103909
2011-05-05

Drill

 #113
20110085868
2011-04-14

Twist drill

 #114
20110033256
2011-02-10

Annular Sawing Structure

 #115
20100158626
2010-06-24

Drill and drilling method for workpiece

 #116
20100145341
2010-06-10

Trocar-tipped drill bit

 #117
20100092259
2010-04-15

Drill bit for drilling having at least two cutting edges, each with two cutting portions and a non-cutting portion between the two cutting portions

 #118
20100054884
2010-03-04

Drill

 #119
20100054881
2010-03-04

Metal cutting drill bit

 #120
20100034606
2010-02-11

Indexable drill and method for arranging inserts in the drill

 #121
20100028098
2010-02-04

Drill bit configuration

 #122
20090317202
2009-12-24

STRONG HIGH PERFORMANCE TWIST DRILL

 #123
20090279965
2009-11-12

Drill body

 #124
20090274528
2009-11-05

Drill

 #125
20090226271
2009-09-10

Cutting tool with chisel edge

 #126
20090103994
2009-04-23

Drill bit

 #127
20090092452
2009-04-09

ROTARY CUTTING TOOL

 #128
20090087275
2009-04-02

Twist drill

 #129
20090067943
2009-03-12

Drill point for one-shot drilling of sandwich panels and similar

 #130
20090035083
2009-02-05

DOUBLE TIPPED DIAMOND DRILL BIT

 #131
20090028654
2009-01-29

Ceramic drill bit for high-speed drilling of composites

 #132
20090010728
2009-01-08

Axial Asymmetric Edge Drill

 #133
20080292860
2008-11-27

Ultrasonic Vibration Cutting Method and a Fiber Reinforced Plastic Member Manufactured by the Method

 #134
20080193236
2008-08-14

Drill bit screw tip

 #135
20080166197
2008-07-10

Drill plate with a clamping attachment in a base body

 #136
20080166196
2008-07-10

Drill bit with high performance for chip removal

 #137
20080152438
2008-06-26

Ballnose end mill

 #138
20080138164
2008-06-12

DRILLING PIN FOR MACHINING METAL SUBSTRATES

 #139
20080089753
2008-04-17

Drill

 #140
20080080940
2008-04-03

Drilling tool, a method for drilling a hole and a use of a drilling tool

 #141
20080060478
2008-03-13

Two-flute twist drill

 #142
20080019787
2008-01-24

Drill for machining fiber reinforced composite material

 #143
20070160437
2007-07-12

Drill for making flat bottom hole

 #144
20070104548
2007-05-10

Hole saw having a drill bit with a pilot tip

 #145
20070036623
2007-02-15

Cutting insert with helical geometry and holder therefor

 #146
20070036622
2007-02-15

SPADE DRILL INSERT

 #147
20060269372
2006-11-30

Twist drill

 #148
20060243496
2006-11-02

Drilling and/or chiseling tool

 #149
20060159534
2006-07-20

Drill insert having curved cutting edges

 #150
20060147285
2006-07-06

Drill insert geometry having V-notched web

 #151
20060118341
2006-06-08

Drill in particular masonry drill

 #152
20060078393
2006-04-13

Cutting improvement structure for a drill

 #153
20060056930
2006-03-16

Twist drill with a pilot tip

 #154
20060051172
2006-03-09

Drill adapter for drill having central and lateral cutting inserts

 #155
20060039767
2006-02-23

Carbide drill capable of drilling hole with reduced degree of work hardening

 #156
20060032675
2006-02-16

Drill

 #157
20050274551
2005-12-15

Drill bit having radially extending cutting bits on radial legs

 #158
20050271482
2005-12-08

Ballnose end mill

 #159
20050249562
2005-11-10

Drill and drill tip for chip removing machining

 #160
20050135888
2005-06-23

Cutting insert with helical geometry and holder therefor

 #161
20050129473
2005-06-16

Plate-shaped cutter insert for direct clamping attachment in a base body

 #162
20050100420
2005-05-12

Spade drill insert having curved cutting edges

 #163
20050053439
2005-03-10

Two-flute twist drill

 #164
20050025595
2005-02-03

Cutting plate for a drill bit