ClassID:

44642

B24B21/04 - CPC Classification

Classification description:

Machines or devices using grinding or polishing belts ; Accessories therefor for grinding plane surfaces

Sub-classes:
Recent Application in this class:
#1
20260115757
2026-04-30

METHOD FOR PRODUCING A STRUCTURE ON A SURFACE

#2
20250269485
2025-08-28

Surface Processing Tool and Surface Processing Machine Equipped Therewith

#3
20250033164
2025-01-30

SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD

#4
20240001504
2024-01-04

METAL STRIP PRODUCTION BY GRINDING

#5
20230294235
2023-09-21

BELT GRINDER FOR CREATING SURFACE STRUCTURES

#6
20230144445
2023-05-11

METHOD FOR PRODUCING A STRUCTURE ON A SURFACE

#7
20220184775
2022-06-16

METHOD FOR OPERATING A MACHINE

#8
20210370458
2021-12-02

Driver Shaft Support Assemblies, Setup Assemblies, and Cutting Assemblies

#9
20210121912
2021-04-29

SYSTEM FOR POST-PROCESSING OF ENGINEERED-WOOD FENCE PICKETS

#10
20200391345
2020-12-17

Method for controlling repairing apparatus and repairing apparatus

#11
20200391343
2020-12-17

Planarization methods for packaging substrates

#12
20200346484
2020-11-05

METHOD AND DEVICE FOR SURFACE PROCESSING

#13
20200346246
2020-11-05

Method for producing a structure on a surface

#14
20200269380
2020-08-27

Substrate polishing system, substrate polishing method and substrate polishing apparatus

#15
20200223031
2020-07-16

ABRASIVE ARTICLE WITH ABRASIVE PARTICLES HAVING RANDOM ROTATIONAL ORIENTATION WITHIN A RANGE

#16
20200070305
2020-03-05

Endless abrasive belt for a sanding machine

#17
20190224804
2019-07-25

MACHINING APPARATUS HAVING A LIGHT SIGNAL DISPLAY DEVICE, AND METHOD

#18
20180264615
2018-09-20

Driver shaft support assemblies, setup assemblies, and cutting assemblies

#19
20180178344
2018-06-28

Metal plate, patterning apparatus and patterning method using the same

#20
20180161960
2018-06-14

Abrasive article with abrasive particles having random rotational orientation within a range

#21
20170266780
2017-09-21

METHODS FOR COOLING OF ABRASIVE GRINDING USING CARBON DIOXIDE

#22
20170239776
2017-08-24

Finishing device

#23
20170014973
2017-01-19

Processing element for processing a profile-shaped or flat metallic workpiece and wall-shaped supporting device having a plurality of processing elements mounted thereupon

#24
20160375541
2016-12-29

Apparatus for machining a workpiece

#25
20160207165
2016-07-21

Polishing device and method of polishing semiconductor wafer

#26
20140213153
2014-07-31

Wafer polishing tool using abrasive tape

#27
20140213152
2014-07-31

Wafer edge trimming tool using abrasive tape

#28
20110275284
2011-11-10

Method of Making Faux Stainless Steel Finish on Bare Carbon Steel Substrate

#29
20110256811
2011-10-20

POLISHING METHOD

#30
20110127643
2011-06-02

Method and apparatus for conformable polishing

#31
20110023403
2011-02-03

Method for making dry cast block with burnished surface

#32
20110021118
2011-01-27

Swing device for grinding machine

#33
20100081006
2010-04-01

FAUX STAINLESS STEEL FINISH ON BARE CARBON STEEL SUBSTRATE AND METHOD OF MAKING

#34
20090325465
2009-12-31

Polishing apparatus, polishing method, and processing apparatus

#35
20090298388
2009-12-03

METHOD AND APPARATUS FOR CHEMICAL MECHANICAL POLISHING OF LARGE SIZE WAFER WITH CAPABILITY OF POLISHING INDIVIDUAL DIE

#36
20090253358
2009-10-08

Polishing article with integrated window stripe

#37
20090163117
2009-06-25

Method of producing glass substrate for perpendicular magnetic recording disk

#38
20090104859
2009-04-23

Device for machining a strip or plate-shaped metal workpiece

#39
20090093197
2009-04-09

Apparatus for Grinding Workpieces

#40
20090036027
2009-02-05

Automated detection of characteristics of abrasive products during use

#41
20090029628
2009-01-29

Abrasive products with splice marks and automated splice detection

#42
20080287048
2008-11-20

Device for modifying the position of the segments in the event of the inclination of a segmented grinding pad

#43
20080280536
2008-11-13

Surface treatment method

#44
20080207097
2008-08-28

Apparatus for machining a workpiece

#45
20080188165
2008-08-07

Method for manufacturing disk-substrates for magnetic recording media, disk-substrates for magnetic recording media, method for manufacturing magnetic recording media, magnetic recording media, and magnetic recording device

#46
20080076330
2008-03-27

CHEMICAL MECHANICAL POLISHING WITH NAPPED POROMERIC

#47
20080020677
2008-01-24

Sanding machine having malfunction indicating device

#48
20070251832
2007-11-01

Method and apparatus for electrochemical mechanical polishing of cu with higher liner velocity for better surface finish and higher removal rate during clearance

#49
20070232205
2007-10-04

Machine for finishing an object such as a profiled element, a panel, or suchlike

#50
20070212982
2007-09-13

Automated floor sander

#51
20070202777
2007-08-30

Linearly Advancing Polishing Method And Apparatus

#52
20070197147
2007-08-23

Polishing system with spiral-grooved subpad

#53
20070197145
2007-08-23

Polishing article with window stripe

#54
20070197141
2007-08-23

Polishing apparatus with grooved subpad

#55
20070197134
2007-08-23

Polishing article with integrated window stripe

#56
20070197133
2007-08-23

Polishing article with integrated window stripe

#57
20070197132
2007-08-23

Dechuck using subpad with recess

#58
20070087668
2007-04-19

Method of texturing magnetic hard disk substrate

#59
20070021043
2007-01-25

Chemical mechanical polishing apparatus with rotating belt

#60
20070021038
2007-01-25

CMP apparatus and process sequence method

#61
20060276115
2006-12-07

Apparatus and method for conditioning polishing surface, and polishing apparatus and method of operation

#62
20060194518
2006-08-31

Methods for planarization of Group VIII metal-containing surfaces using a fixed abrasive article

#63
20060189264
2006-08-24

Apparatus and method for conditioning polishing surface, and polishing apparatus and method of operation

#64
20060141909
2006-06-29

Chemical mechanical polishing apparatus

#65
20060135042
2006-06-22

Multi-station disk finishing apparatus and method

#66
20060121632
2006-06-08

Methods and apparatuses for monitoring and controlling mechanical or chemical-mechanical planarization of microelectronic substrate assemblies

#67
20060116057
2006-06-01

Method and apparatus for cleaning a web-based chemical mechanical planarization system

#68
20060063469
2006-03-23

Advanced chemical mechanical polishing system with smart endpoint detection

#69
20060027527
2006-02-09

Method of producing perpendicular magnetic recording disk

#70
20060003092
2006-01-05

Method of and slurry for texturing glass substrate of magnetic hard disk

#71
20050272353
2005-12-08

Device and method for machining workpieces

#72
20050266773
2005-12-01

Apparatuses and methods for in-situ optical endpointing on web-format planarizing machines in mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies

#73
20050238927
2005-10-27

Glass substrate for perpendicular magnetic recording disk and method of producing same

#74
20050227591
2005-10-13

Processing tool, method of producing processing tool, processing method and processing apparatus

#75
20050191942
2005-09-01

CMP apparatus and process sequence method

#76
20050118936
2005-06-02

Integrated pad and belt for chemical mechanical polishing

#77
20050098887
2005-05-12

Using backgrind wafer tape to enable wafer mounting of bumped wafers

#78
20050095965
2005-05-05

Grinding-band swaying device for a band grinding machine

#79
20050082165
2005-04-21

Electro-chemical machining apparatus

#80
20050075058
2005-04-07

Sand-belt finishing machine having dust clearing function

#81
20050075057
2005-04-07

Sand-belt finishing machine having a small size

#82
20050037692
2005-02-17

Assembly and method for generating a hydrodynamic air bearing

#83
20050016868
2005-01-27

Electrochemical mechanical processing apparatus

#84
20050014373
2005-01-20

Method for managing polishing apparatus

#85
20050009452
2005-01-13

Orbiting indexable belt polishing station for chemical mechanical polishing

#86
18908864
2026-01-13

Adjustable speed belt-disc sander

#87
15666250
2018-12-04

Handle extension for belt sander

#88
14097137
2016-03-29

Disk buffing apparatus with abrasive tape loading pad having a vibration absorbing layer