Patents-Review.com
ClassID:

41148 ⎘

B23B2251/204 - CPC Classification

Classification description:

Details of tools for drilling machines; Number of cutting edges Four cutting edges

Recent Application in this class:
#1
20240351118
2024-10-24

Drill

 #2
20240342808
2024-10-17

ONE-PIECE CUTTING HEAD FOR A DRILL BIT

 #3
20240198436
2024-06-20

MULTI-GROOVE PAGODA DRILL BIT

 #4
20220314341
2022-10-06

Cutting tool

 #5
20220297204
2022-09-22

One-piece cutting head for a drill bit

 #6
20220288702
2022-09-15

ROTARY TOOL AND METHOD FOR MANUFACTURING MACHINED PRODUCT

 #7
20220288699
2022-09-15

DRILL

 #8
20210205900
2021-07-08

Drill

 #9
20210205899
2021-07-08

Drill and method of manufacturing machined product

 #10
20200391305
2020-12-17

Rotary cutting tool

 #11
20200282473
2020-09-10

Four-edged drill

 #12
20200001377
2020-01-02

DRILL BIT WITH CHAMFERING FUNCTION

 #13
20190118270
2019-04-25

Device for opening connection to lined pipe

 #14
20190047059
2019-02-14

Cutting insert and cutting tool

 #15
20190001422
2019-01-03

DRILL BIT

 #16
20180111205
2018-04-26

Insert, drill, and method of manufacturing machined product using the same

 #17
20180065190
2018-03-08

Drill bit for drilling laminates

 #18
20170348760
2017-12-07

Twist drill and production method

 #19
20170326653
2017-11-16

Drill

 #20
20170312935
2017-11-02

MULTI-BLADE TYPE WOODWORKING BIT

 #21
20170274461
2017-09-28

DRILL AND DRILL HEAD

 #22
20170182565
2017-06-29

Drilling tool

 #23
20170021433
2017-01-26

Bottom cutting step up reamer

 #24
20160192945
2016-07-07

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

 #25
20160136736
2016-05-19

Method for drilling a stack of materials, drill bit and drilling device

 #26
20150336182
2015-11-26

Drill and method of manufacturing drill

 #27
20150298219
2015-10-22

Drill bit structure

 #28
20150093205
2015-04-02

Drill

 #29
20150057664
2015-02-26

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

 #30
20150056032
2015-02-26

Precessional drilling and reaming

 #31
20120321403
2012-12-20

Drill bit

 #32
20100296887
2010-11-25

DRILL

 #33
20100247259
2010-09-30

DRILL BIT

 #34
20100232899
2010-09-16

Drill

 #35
20100163314
2010-07-01

Rock drill

 #36
20100158625
2010-06-24

Drill head for rock drills

 #37
20100135741
2010-06-03

Drill bit including one piece cutting head

 #38
20090103990
2009-04-23

Percussion-rotary drill

 #39
20080149399
2008-06-26

Rotary percussion drill with a hard material bit

 #40
20080121437
2008-05-29

Hard material drilling head

 #41
20080118317
2008-05-22

Drill with a hard material drilling head

 #42
20080110679
2008-05-15

Drill with a hard material drilling head

 #43
20080014048
2008-01-17

ANCHORING DRILL BIT, SYSTEM AND METHOD OF ANCHORING

 #44
20070278016
2007-12-06

Hard material head and rotary percussion drill bit

 #45
20070251734
2007-11-01

Rotary-percussion drill with a four-start helical shaft

 #46
20070251733
2007-11-01

Hard material bit

 #47
20050274551
2005-12-15

Drill bit having radially extending cutting bits on radial legs

 #48
20050126829
2005-06-16

Cutting plate for a drill bit

 #49
20050098358
2005-05-12

Anchoring drill bit, system and method of anchoring