Patents-Review.com
ClassID:

41132 ⎘

B23B2251/04 - CPC Classification

Classification description:

Details of tools for drilling machines Angles, e.g. cutting angles

Sub-classes:
Recent Application in this class:
#1
20250229345
2025-07-17

ROTARY CUTTING TOOL, SUCH AS A DRILL OR A REAMER

 #2
20250170659
2025-05-29

Rotating Bit with Integral Washer Feature

 #3
20250083237
2025-03-13

DRILL

 #4
20250018480
2025-01-16

Rotary Tool and Method for Manufacturing Such a Rotary Tool

 #5
20240399469
2024-12-05

Drill Bit Cutter and Drill Bit

 #6
20240261878
2024-08-08

DRILL

 #7
20240066611
2024-02-29

Cutting tool

 #8
20240001458
2024-01-04

ROTARY TOOL AS WELL AS CUTTING INSERT AND CARRIER FOR SUCH A ROTARY TOOL

 #9
20230347422
2023-11-02

ACCESSORY TOOLS

 #10
20230339027
2023-10-26

MINI CUTTING BIT

 #11
20230286065
2023-09-14

BORING TOOL WITH MULTI-ANGLED TIP

 #12
20230089637
2023-03-23

TWIST DRILL BIT

 #13
20220371105
2022-11-24

STEP DRILL BITS

 #14
20220314341
2022-10-06

Cutting tool

 #15
20220305571
2022-09-29

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

 #16
20220184716
2022-06-16

ROTARY CUTTING TOOL, SUCH AS A DRILL OR A REAMER

 #17
20220063004
2022-03-03

Drill and method of producing drilled product

 #18
20210276103
2021-09-09

STAGGERED TOOTH GROOVE CUTTER

 #19
20210229190
2021-07-29

Drill

 #20
20210213543
2021-07-15

DRILL TIP AND METHOD FOR PRODUCING A DRILL TIP

 #21
20210146453
2021-05-20

Rotary cutting insert and tool having declined axial support surfaces

 #22
20210094106
2021-04-01

Cutting tool

 #23
20200406375
2020-12-31

Drill

 #24
20200331070
2020-10-22

Threading insert having variable edge roundness

 #25
20200147701
2020-05-14

Vertical-edge double-step sawtooth cutter for preparing high-quality holes of composite material and hybrid stack structure thereof

 #26
20200108451
2020-04-09

Drill bit

 #27
20200108449
2020-04-09

CUTTING HEAD HAVING TIP PORTION WITH RADIALLY EXTENDING FRONT CUTTING EDGES PROVIDED WITH BOTH NEGATIVE AND POSITIVE RAKE ANGLES, AND ROTARY CUTTING TOOL

 #28
20200030893
2020-01-30

Metal drilling tool

 #29
20190366450
2019-12-05

Drill and method for manufacturing machined product

 #30
20190308254
2019-10-10

Drill

 #31
20190299302
2019-10-03

Drill

 #32
20190240744
2019-08-08

Drill structure

 #33
20190232383
2019-08-01

Drill

 #34
20190134719
2019-05-09

DRILL STRUCTURE

 #35
20190118270
2019-04-25

Device for opening connection to lined pipe

 #36
20190022768
2019-01-24

Device for opening connection to lined pipe

 #37
20180257151
2018-09-13

Cutting tool

 #38
20180250755
2018-09-06

Twist drill with unequal flute spacing and unequal relief angles

 #39
20180236568
2018-08-23

Drill

 #40
20180147641
2018-05-31

Drill and method of manufacturing machined product

 #41
20180147632
2018-05-31

External deburring tool

 #42
20180079013
2018-03-22

INFINITE ANGLE CHAMFERING TOOL

 #43
20180071836
2018-03-15

Drill

 #44
20180056403
2018-03-01

DRILL

 #45
20180043441
2018-02-15

Drill

 #46
20170341159
2017-11-30

Drill and method for manufacturing machined product using same

 #47
20170232529
2017-08-17

Drill

 #48
20170225241
2017-08-10

Drill and method of manufacturing machined product using the same

 #49
20170203374
2017-07-20

Method for producing a rotary tool and rotary tool

 #50
20160263663
2016-09-15

Rotary tool and method for manufacturing

 #51
20160214184
2016-07-28

Drill bit

 #52
20160151842
2016-06-02

Twist drill for metal machining

 #53
20160151841
2016-06-02

TWIST DRILL BIT FOR DRILLING COMPOSITE MATERIALS

 #54
20160144436
2016-05-26

Drill

 #55
20160023281
2016-01-28

Drill and drilling method for workpiece

 #56
20160001379
2016-01-07

Drill head

 #57
20150328701
2015-11-19

Saw Tool for a Machine Tool

 #58
20150217383
2015-08-06

Single-lip drill

 #59
20150183031
2015-07-02

Micro-drill and method for manufacturing the micro-drill

 #60
20150139744
2015-05-21

Method for designing a cutting edge of a cutting tool, cutting tools comprising the same, and cutting elements with multiple such cutting portions

 #61
20150093207
2015-04-02

Deep hole drill tool

 #62
20150093205
2015-04-02

Drill

 #63
20150063935
2015-03-05

Drill bit

 #64
20140294529
2014-10-02

Drill

 #65
20140227034
2014-08-14

Drill reamer

 #66
20140219737
2014-08-07

Drill

 #67
20140186132
2014-07-03

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

 #68
20140169898
2014-06-19

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

 #69
20140023448
2014-01-23

Drill

 #70
20140017019
2014-01-16

Drilling tool

 #71
20130164088
2013-06-27

DRILL FOR COMPOSITE MATERIALS

 #72
20130136552
2013-05-30

Drill and method of manufacturing machined product

 #73
20120325056
2012-12-27

Damaged bolt and screw removing devices

 #74
20120321403
2012-12-20

Drill bit

 #75
20120288340
2012-11-15

Damaged bolt and screw removing devices

 #76
20120263548
2012-10-18

DRILL BIT

 #77
20120251253
2012-10-04

Cutting tool

 #78
20120224929
2012-09-06

CYLINDRICAL CUTTER

 #79
20120121351
2012-05-17

DEEP HOLE DRILL

 #80
20120121350
2012-05-17

Drill having multiple flanks

 #81
20120093600
2012-04-19

Cutting tip and rotary cutting tool employing same

 #82
20120087753
2012-04-12

DRILL AND CUTTING METHOD USING SAME

 #83
20120076597
2012-03-29

Drill bit

 #84
20110206472
2011-08-25

DRILLING TOOL AND METHOD FOR PRODUCING PORT SEALS

 #85
20110200403
2011-08-18

Multiple edge drill

 #86
20110170974
2011-07-14

DRILL

 #87
20110081215
2011-04-07

TWIST DRILL

 #88
20100316456
2010-12-16

Twist drill with negative axial rake transition between the lip and the secondary cutting edge

 #89
20100296884
2010-11-25

Drill

 #90
20100221078
2010-09-02

Drilling tool and method for drilling

 #91
20100215452
2010-08-26

Twist drill

 #92
20100166517
2010-07-01

Drill

 #93
20100166514
2010-07-01

Throwaway drill, insert of throwaway drill and cutting method using the same

 #94
20100158627
2010-06-24

Drill bit for drilling holes in carboresin laminates

 #95
20100158626
2010-06-24

Drill and drilling method for workpiece

 #96
20100098505
2010-04-22

Shielded PCD or PCBN cutting tools

 #97
20100086371
2010-04-08

Twist drill having at least two cutting inserts at the tip each with its own J-shaped chip guiding flute and a method for the production thereof

 #98
20100067994
2010-03-18

Drilling tool and method for producing port seals

 #99
20100054884
2010-03-04

Drill

 #100
20100037734
2010-02-18

Damaged bolt and screw removing devices

 #101
20100028098
2010-02-04

Drill bit configuration

 #102
20090317202
2009-12-24

STRONG HIGH PERFORMANCE TWIST DRILL

 #103
20090279965
2009-11-12

Drill body

 #104
20090238649
2009-09-24

Indexable insert and use of the indexable insert in a solid drill

 #105
20090226271
2009-09-10

Cutting tool with chisel edge

 #106
20090183603
2009-07-23

Damaged bolt and screw removing devices

 #107
20090087275
2009-04-02

Twist drill

 #108
20090028654
2009-01-29

Ceramic drill bit for high-speed drilling of composites

 #109
20090022561
2009-01-22

ROTARY CUTTING TOOL

 #110
20080298918
2008-12-04

Drill body for chip removing machining

 #111
20080138164
2008-06-12

DRILLING PIN FOR MACHINING METAL SUBSTRATES

 #112
20080131217
2008-06-05

Solid drill bit for machine tools

 #113
20080101879
2008-05-01

SPADE-TYPE BIT

 #114
20080080940
2008-04-03

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

 #115
20080075547
2008-03-27

Tool for chip removing machining and a cutting insert therefor

 #116
20080060478
2008-03-13

Two-flute twist drill

 #117
20080019787
2008-01-24

Drill for machining fiber reinforced composite material

 #118
20080014048
2008-01-17

ANCHORING DRILL BIT, SYSTEM AND METHOD OF ANCHORING

 #119
20070237594
2007-10-11

Twist drill

 #120
20070172325
2007-07-26

Forstner drill bit

 #121
20070104551
2007-05-10

Tool for trimming boreholes

 #122
20070071564
2007-03-29

Hole cutter

 #123
20070041801
2007-02-22

Single-lip drill and method for the production thereof

 #124
20060285935
2006-12-21

Drill structure having cutting blade

 #125
20060269372
2006-11-30

Twist drill

 #126
20060243495
2006-11-02

Multi-purpose drilling tool

 #127
20060222469
2006-10-05

Drilling tool and method for producing port seals

 #128
20060171787
2006-08-03

Drill for chip removing machining

 #129
20060159534
2006-07-20

Drill insert having curved cutting edges

 #130
20060101949
2006-05-18

Damaged bolt and screw removing devices

 #131
20060078393
2006-04-13

Cutting improvement structure for a drill

 #132
20060056930
2006-03-16

Twist drill with a pilot tip

 #133
20060051172
2006-03-09

Drill adapter for drill having central and lateral cutting inserts

 #134
20060039767
2006-02-23

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

 #135
20060037786
2006-02-23

Drill having construction suitable for enlarging previously formed hole

 #136
20060037440
2006-02-23

Damaged bolt and screw removing devices

 #137
20060029477
2006-02-09

High speed metal drill bit

 #138
20050272004
2005-12-08

Non-landed endodontic instrument and methods of making such endodontic instruments

 #139
20050260049
2005-11-24

Solid drill bit for machine tools

 #140
20050249562
2005-11-10

Drill and drill tip for chip removing machining

 #141
20050158133
2005-07-21

Tile cutting attachment

 #142
20050126829
2005-06-16

Cutting plate for a drill bit

 #143
20050100420
2005-05-12

Spade drill insert having curved cutting edges

 #144
20050098358
2005-05-12

Anchoring drill bit, system and method of anchoring

 #145
20050053439
2005-03-10

Two-flute twist drill

 #146
20050053438
2005-03-10

Self-centering drill bit with pilot tip

 #147
20050025595
2005-02-03

Cutting plate for a drill bit