Patents-Review.com
ClassID:

41137 ⎘

B23B2251/085 - CPC Classification

Classification description:

Details of tools for drilling machines; Side or plan views of cutting edges Discontinuous or interrupted cutting edges

Recent Application in this class:
#1
20240300033
2024-09-12

Drill Blade for Drilling Hard Materials and Drill Bit

 #2
20230150039
2023-05-18

Drill

 #3
20220212272
2022-07-07

Drill

 #4
20220184723
2022-06-16

TOOL AND METHOD FOR GENERATING A THREADED HOLE, THE TOOL HAVING CHIP DIVIDERS

 #5
20210129232
2021-05-06

Drills and drill bits with buttressed chip breakers

 #6
20200406374
2020-12-31

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

 #7
20200282473
2020-09-10

Four-edged drill

 #8
20200254533
2020-08-13

Single-lip deep-hole drill with a chamfered rake face

 #9
20200147701
2020-05-14

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

 #10
20190308254
2019-10-10

Drill

 #11
20180250756
2018-09-06

Drill and method for manufacturing cut product using same

 #12
20170341159
2017-11-30

Drill and method for manufacturing machined product using same

 #13
20160074944
2016-03-17

Drill and method for manufacturing cut product using same

 #14
20150336182
2015-11-26

Drill and method of manufacturing drill

 #15
20150266108
2015-09-24

Drill and method for manufacturing cut workpieces using same

 #16
20140369776
2014-12-18

Step drill

 #17
20140294529
2014-10-02

Drill

 #18
20140023448
2014-01-23

Drill

 #19
20130017029
2013-01-17

General-purpose multiple-cutting edge drill

 #20
20120201619
2012-08-09

Drill

 #21
20120121351
2012-05-17

DEEP HOLE DRILL

 #22
20120093600
2012-04-19

Cutting tip and rotary cutting tool employing same

 #23
20120063860
2012-03-15

Drilling tool

 #24
20110200403
2011-08-18

Multiple edge drill

 #25
20110168453
2011-07-14

Rock drill bit

 #26
20110081215
2011-04-07

TWIST DRILL

 #27
20100329802
2010-12-30

Cutting drill and method for manufacturing printed wiring board

 #28
20100278603
2010-11-04

Multi-piece drill head and drill including the same

 #29
20100202845
2010-08-12

Multi-piece drill head and drill including the same

 #30
20090074527
2009-03-19

Drilling Tool

 #31
20080166196
2008-07-10

Drill bit with high performance for chip removal

 #32
20070110529
2007-05-17

Deep hole drill

 #33
20060159534
2006-07-20

Drill insert having curved cutting edges

 #34
20060147285
2006-07-06

Drill insert geometry having V-notched web

 #35
20050244237
2005-11-03

Deep hole drill

 #36
20050100420
2005-05-12

Spade drill insert having curved cutting edges