ClassID:

40985

B23B2228/24 - CPC Classification

Classification description:

Properties of materials of tools or workpieces, materials of tools or workpieces applied in a specific manner Hard, i.e. after being hardened

Recent Application in this class:
#1
20260108952
2026-04-23

SURFACE COATED CUTTING TOOLS

#2
20250178098
2025-06-05

COATED TOOL AND CUTTING TOOL

#3
20240383042
2024-11-21

Cutting tool

#4
20240017329
2024-01-18

CUTTING INSERT FOR RECESS MACHINING, CUTTING INSERT KIT HAVING TWO SUCH CUTTING INSERTS, CUTTING INSERT HOLDER FOR SUCH CUTTING INSERTS, AND METHOD FOR PRODUCING A RECESS

#5
20230182211
2023-06-15

Tool With Wear Detection

#6
20210291279
2021-09-23

Hard-film-coated drill

#7
20200198017
2020-06-25

Coated cutting tool

#8
20200023405
2020-01-23

Methods of reducing sinuous flow during machining and products formed thereby

#9
20190247930
2019-08-15

Surface-coated cutting tool

#10
20190232381
2019-08-01

Surface-coated cutting tool

#11
20190193165
2019-06-27

Multilayer hard film-coated cutting tool

#12
20190111495
2019-04-18

Surface-coated cubic boron nitride sintered material tool

#13
20180326551
2018-11-15

Method of sharpening hardened thin metal blades

#14
20180029137
2018-02-01

Work holder and work machining method

#15
20170342554
2017-11-30

CVD coated cutting tool

#16
20170217838
2017-08-03

Hard material, sintered material, tool including sintered material, manufacturing method of hard material, and manufacturing method of sintered material

#17
20170072477
2017-03-16

PARTIALLY HARDENED ROTARY TOOL AND CORRESPONDING PRODUCTION METHOD

#18
20170014917
2017-01-19

Assembly-type cutter

#19
20170014915
2017-01-19

Composite sintered material and surface-coated boron nitride sintered material tool

#20
20170014862
2017-01-19

Methods of reducing sinuous flow during machining and products formed thereby

#21
20160243623
2016-08-25

Method of machining dissimilar materials

#22
20160238502
2016-08-18

METHOD AND SYSTEM FOR DETERMINING HARDNESS INFORMATION OF COMPONENTS

#23
20160193663
2016-07-07

TURNING TOOL AND SPHERICITY PROCESSING METHOD

#24
20160008890
2016-01-14

OUTSIDE CHAMFERING TOOL

#25
20150367421
2015-12-24

Cutting tool

#26
20150343536
2015-12-03

Dual tip cutter and method of hard turning

#27
20150343535
2015-12-03

Cutting tool

#28
20150246396
2015-09-03

Tool holder for tangential cutting insert

#29
20150010423
2015-01-08

Sintered body and method of producing a sintered body

#30
20140256228
2014-09-11

In-process compensation of machining operation and machine arrangement

#31
20120269476
2012-10-25

Processing method and bearing

#32
20100054884
2010-03-04

Drill

#33
20050197227
2005-09-08

Toroidal-type continuously variable transmission

#34
19052242
2026-04-21

Constant rake fluted drill bit and method of manufacture

#35
18581321
2025-02-18

Constant rake fluted drill bit and method of manufacture