ClassID:

120606

C23F1/30 - CPC Classification

Classification description:

Etching metallic material by chemical means; Etching compositions; Aqueous compositions; Acidic compositions for etching other metallic material

Recent Application in this class:
#1
20260096367
2026-04-02

METHODS FOR WET ATOMIC LAYER ETCHING OF TITANIUM NITRIDE USING HALOGENATION

#2
20260096365
2026-04-02

COMPOSITION, METHOD OF TREATING METAL-CONTAINING FILM AND METHOD OF MANUFACTURING ELECTRONIC DEVICE

#3
20250305150
2025-10-02

ETCHANT COMPOSITION FOR METAL LAYER CONTAINING SILVER AND PREPARATION METHOD THEREOF

#4
20250263601
2025-08-21

ETCHANT COMPOSITION FOR INDIUM OXIDE FILM OR SILVER-CONTAINING METAL FILM AND METHOD FOR PREPARING THE SAME

#5
20240347714
2024-10-17

NANO-FEATURED POROUS SILICON MATERIALS

#6
20240197444
2024-06-20

SURFACE TREATMENT FOR AN IMPLANT SURFACE

#7
20240191362
2024-06-13

CHEMICAL SOLUTION FOR REMOVING PRECIOUS METAL, METHOD FOR MANUFACTURING CHEMICAL SOLUTION, METHOD FOR TREATING SUBSTRATE, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

#8
20240191361
2024-06-13

CHEMICAL SOLUTION FOR REMOVING PRECIOUS METAL, METHOD FOR MANUFACTURING CHEMICAL SOLUTION, METHOD FOR TREATING SUBSTRATE, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

#9
20240191360
2024-06-13

CHEMICAL SOLUTION FOR REMOVING PRECIOUS METAL, METHOD FOR MANUFACTURING CHEMICAL SOLUTION, METHOD FOR TREATING SUBSTRATE, METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE

#10
20240002725
2024-01-04

COMPOSITION AND METHOD FOR TREATING SUBSTRATE

#11
20230253211
2023-08-10

PATTERNING PLATINUM BY ALLOYING AND ETCHING PLATINUM ALLOY

#12
20230167360
2023-06-01

Etchant composition for indium oxide film or silver-containing metal film and method for preparing the same

#13
20230160072
2023-05-25

Chemical liquid, chemical liquid container, and method for treating substrate

#14
20230155120
2023-05-18

COMPOSITES OF POROUS NANO-FEATURED SILICON MATERIALS AND CARBON MATERIALS

#15
20230121246
2023-04-20

Methods for wet etching of noble metals

#16
20230118554
2023-04-20

Methods for wet atomic layer etching of ruthenium

#17
20220393104
2022-12-08

Ruthenium removal composition and method of producing magnetoresistive random access memory

#18
20220372631
2022-11-24

METHOD FOR SELECTIVELY REMOVING NICKEL PLATINUM MATERIAL

#19
20220231171
2022-07-21

Method of controlling oxygen vacancy concentration in a semiconducting metal oxide

#20
20220208553
2022-06-30

Selective removal of metal oxide hard masks

#21
20220205111
2022-06-30

Method for producing semiconductor element and chemical solution to be used in method for producing semiconductor element

#22
20220145474
2022-05-12

Compositions and methods for creating nanoscale surface geometries on metals of an implantable device

#23
20220127729
2022-04-28

Electroless nickel etch chemistry, method of etching and pretreatment

#24
20220074024
2022-03-10

METAL STRUCTURES

#25
20220002881
2022-01-06

Composition for removing ruthenium

#26
20220002156
2022-01-06

METHOD FOR TRANSFERRING GRAPHENE FILM

#27
20210305053
2021-09-30

Substrate processing apparatus and substrate processing method

#28
20210254224
2021-08-19

Etching composition, a method of etching a metal barrier layer and a metal layer using the same, and method of manufacturing semiconductor device using the same

#29
20210242029
2021-08-05

Patterning platinum by alloying and etching platinum alloy

#30
20210198524
2021-07-01

POLISHING COMPOSITION FOR MAGNETIC DISK SUBSTRATE

#31
20210175093
2021-06-10

Substrate processing apparatus and substrate processing method

#32
20210041192
2021-02-11

Modified surface for condensation

#33
20210020955
2021-01-21

Platinum-based alloy catalyst and preparation method therefor, membrane electrode, and fuel cell

#34
20200389979
2020-12-10

Circuit forming method using selective etching of electrically conductive metal this film seed layer and etching solution composition

#35
20200295258
2020-09-17

Ruthenium removal composition and method of producing magnetoresistive random access memory

#36
20200248318
2020-08-06

Etchant composition and forming method of wiring using etchant composition

#37
20200246115
2020-08-06

DENTAL IMPLANT HAVING A TOPOGRAPHIC SURFACE

#38
20200224057
2020-07-16

Dual additive composition for polishing memory hard disks exhibiting edge roll off

#39
20200190673
2020-06-18

Ruthenium etching composition and method

#40
20200190672
2020-06-18

ETCHING SOLUTION, METHOD FOR PROCESSING OBJECT TO BE PROCESSED, AND METHOD FOR MANUFACTURING SEMICONDUCTOR ELEMENT

#41
20200165705
2020-05-28

High-entropy alloy foam and manufacturing method for the foam

#42
20200115631
2020-04-16

Etchant and method for manufacturing display device using the same

#43
20200087798
2020-03-19

Etching composition, a method of etching a metal barrier layer and a metal layer using the same, and method of manufacturing semiconductor device using the same

#44
20200035500
2020-01-30

Patterning platinum by alloying and etching platinum alloy

#45
20200010959
2020-01-09

Method for selectively removing nickel platinum material

#46
20190374311
2019-12-12

Surface treatment for an implant surface

#47
20190368053
2019-12-05

Thin film etchant composition and method of forming metal pattern by using the same

#48
20190322935
2019-10-24

Etchant composition and manufacturing method of metal pattern using the same

#49
20190296100
2019-09-26

Methods for producing integrated circuits with magnets and a wet etchant for the same

#50
20190274791
2019-09-12

Titanium nano-scale etching on an implant surface

#51
20190255317
2019-08-22

Production method for a ring electrode

#52
20190203319
2019-07-04

Tin stripping method

#53
20190148634
2019-05-16

Ruthenium removal composition and method of producing magnetoresistive random access memory

#54
20190148420
2019-05-16

Etch chemistries for metallization in electronic devices

#55
20190085209
2019-03-21

COMPOSITION FOR TUNGSTEN CMP

#56
20180371625
2018-12-27

ETCHANT COMPOSITION AND FORMING METHOD OF WIRING USING ETCHANT COMPOSITION

#57
20180354228
2018-12-13

Composite structure with porous metal

#58
20180247772
2018-08-30

Process, a structure, and a supercapacitor

#59
20180168032
2018-06-14

A Method for Making Patterned Conductive Textiles

#60
20180163311
2018-06-14

Additive metal deposition process

#61
20180050324
2018-02-22

Silver nanowires, methods of making silver nanowires, core-shell nanostructures, methods of making core-shell nanostructures, core-frame nanostructures, methods of making core-frame nanostructures

#62
20180040393
2018-02-08

LIGHT TRANSMITTING FILM

#63
20170360532
2017-12-21

Titanium nano-scale etching on an implant surface

#64
20170327953
2017-11-16

Method for producing metal-plated stainless material

#65
20170314140
2017-11-02

Method for the Wet Chemical Polishing of Molded Zinc Parts

#66
20170306501
2017-10-26

Etchant composition, method for etching multilayered film, and method for preparing display device

#67
20170260449
2017-09-14

Compositions and methods for selectively etching titanium nitride

#68
20170222138
2017-08-03

RUTHENIUM REMOVAL COMPOSITION AND METHOD OF PRODUCING MAGNETORESISTIVE RANDOM ACCESS MEMORY

#69
20170218522
2017-08-03

METALLIC WORKPIECE OF TITANIUM AND/OR A TITANIUM ALLOY AND/OR NICKEL-TITANIUM ALLOYS AND ALSO NITINOL WITH A POROUS SURFACE AND PRODUCTION PROCESS

#70
20170088429
2017-03-30

MXene nanosheet and manufacturing method thereof

#71
20170045709
2017-02-16

Systems and methods for providing mirrors with high stiffness and low inertia involving chemical etching

#72
20170004917
2017-01-05

Thin film type coil component and method of manufacturing the same

#73
20160372500
2016-12-22

Etch chemistries for metallization in electronic devices

#74
20160365254
2016-12-15

Etchant, etching method using same, and method for manufacturing semiconductor substrate product

#75
20160348246
2016-12-01

Pre-treatment process for electroless plating

#76
20160319441
2016-11-03

Double-etch nanowire process

#77
20160304989
2016-10-20

Metal recovery

#78
20160293289
2016-10-06

METHOD FOR STRUCTURING A TRANSPARENT CONDUCTIVE MATRIX COMPRISING NANO MATERIALS

#79
20160258070
2016-09-08

Method for surface-modifying neural electrode

#80
20160184059
2016-06-30

Titanium nano-scale etching on an implant surface

#81
20160167139
2016-06-16

Cutting tool, manufacturing method for cutting tool, and method for manufacturing cut product using cutting tool

#82
20160133349
2016-05-12

Nanostructure, method of preparing the same, and panel units comprising the nanostructure

#83
20160108286
2016-04-21

Slurry for chemical mechanical polishing of cobalt

#84
20160102408
2016-04-14

Metal stripping additive, composition containing the same, and method for stripping metal by using the composition

#85
20160082418
2016-03-24

Silver nanowires, methods of making silver nanowires, core-shell nanostructures, methods of making core-shell nanostructures, core-frame nanostructures, methods of making core-frame nanostructures

#86
20160056054
2016-02-25

ETCHING METHOD, ETCHING LIQUID AND ETCHING LIQUID KIT TO BE USED IN SAID METHOD, AND SEMICONDUCTOR SUBSTRATE PRODUCT MANUFACTURING METHOD

#87
20160053386
2016-02-25

ETCHING SOLUTION AND ETCHING SOLUTION KIT, ETCHING METHOD USING SAME, AND PRODUCTION METHOD FOR SEMICONDUCTOR SUBSTRATE PRODUCT

#88
20160053385
2016-02-25

Etching method, etching solution used in same, and production method for semiconductor substrate product

#89
20150332710
2015-11-19

Crystalline magnetic layer to amorphous substrate bonding

#90
20150299517
2015-10-22

Polishing composition

#91
20150290714
2015-10-15

Manufacturing method of spherical gold (Au) nanoparticles and spherical gold (Au) nanoparticle manufactured by using the same

#92
20150259766
2015-09-17

Decoating of coated materials

#93
20150216630
2015-08-06

Titanium nano-scale etching on an implant surface

#94
20150216056
2015-07-30

Ceramic circuit substrate and its production method

#95
20150214072
2015-07-30

ETCHANT COMPOSITION AND MANUFACTURING METHOD FOR THIN FILM TRANSISTOR USING THE SAME

#96
20150205109
2015-07-23

Mirror and media display device assembly apparatuses and methods

#97
20150203970
2015-07-23

Mirror with media display device viewing area

#98
20150197862
2015-07-16

Additive metal deposition process

#99
20150185170
2015-07-02

X-ray fluorescence analysis of thin-film coverage defects

#100
20150162213
2015-06-11

FORMULATIONS FOR WET ETCHING NIPT DURING SILICIDE FABRICATION

#101
20150152290
2015-06-04

Polishing composition

#102
20150087007
2015-03-26

Microfluidic electrocage device and cell medium for trapping and rotating cells for live-cell computed tomography (CT)

#103
20150076114
2015-03-19

Method for the preparation of surfaces of dental or orthopedic implants

#104
20150069016
2015-03-12

Polishing composition

#105
20150069011
2015-03-12

WET ETCHING PATTERNING COMPOSITIONS AND METHODS

#106
20150056574
2015-02-26

Process for providing a topography to the surface of a dental implant

#107
20150037897
2015-02-05

METHOD OF ANALYZING A SAPPHIRE ARTICLE

#108
20150037537
2015-02-05

METHOD OF REDUCING THE THICKNESS OF A SAPPHIRE LAYER

#109
20150027978
2015-01-29

Compositions and methods for selectively etching titanium nitride

#110
20150009571
2015-01-08

METHOD OF MANUFACTURING NANOSTRUCTURES ON A SURFACE, ON A MOLD AND ON AN OPTICAL ELEMENT, AND AN OPTICAL ELEMENT AS SUCH MANUFACTURED

#111
20140370461
2014-12-18

Implant surface with increased hydrophilicity

#112
20140291287
2014-10-02

Selective etching of a matrix comprising silver nano wires

#113
20140263185
2014-09-18

Etching solutions

#114
20140231381
2014-08-21

Methods of continuously wet etching a patterned substrate

#115
20140167108
2014-06-19

Semiconductor devices with germanium-rich active layers and doped transition layers

#116
20140165786
2014-06-19

Method for the removal and recovery of metals and precious metals from substrates

#117
20140124477
2014-05-08

Etching method and devices produced using the etching method

#118
20140120734
2014-05-01

Etching composition

#119
20140034606
2014-02-06

Titanium nano-scale etching on an implant surface

#120
20130214199
2013-08-22

CMP slurry composition for tungsten

#121
20130146805
2013-06-13

Etchant for controlled etching of Ge and Ge-rich silicon germanium alloys

#122
20130126478
2013-05-23

Etching Solutions

#123
20130126474
2013-05-23

Surface improvement on electric discharge machined titanium alloy miniature parts for implantable medical device

#124
20130037516
2013-02-14

Implant surface with increased hydrophilicity

#125
20130027795
2013-01-31

SYSTEMS AND METHODS FOR PROVIDING MIRRORS WITH HIGH STIFFNESS AND LOW INERTIA INVOLVING CHEMICAL ETCHING

#126
20120293723
2012-11-22

Mirror with media display device

#127
20120231632
2012-09-13

Etching composition

#128
20120091100
2012-04-19

ETCHANT FOR CONTROLLED ETCHING OF GE AND GE-RICH SILICON GERMANIUM ALLOYS

#129
20120045898
2012-02-23

Ru cap metal post cleaning method and cleaning chemical

#130
20120041121
2012-02-16

Method for manufacturing porous structure and method for forming pattern

#131
20120037595
2012-02-16

Method for manufacturing porous structure and method for forming pattern

#132
20120037594
2012-02-16

Method for manufacturing porous structure and method for forming pattern

#133
20120031872
2012-02-09

Conductive film removal agent and conductive film removal method

#134
20120009800
2012-01-12

Mass production method of semiconductor integrated circuit device and manufacturing method of electronic device

#135
20110275211
2011-11-10

Methods of etching nanodots, methods of fabricating integrated circuit devices and device structures, methods of etching a layer comprising a late transition metal, and methods of forming a plurality of transistor gate constructions

#136
20110271796
2011-11-10

Method for the selective acidic dezincification of steel scrap

#137
20110253668
2011-10-20

Etch patterning of nanostructure transparent conductors

#138
20110233169
2011-09-29

Titanium nano-scale etching on an implant surface

#139
20110147230
2011-06-23

Film Removal

#140
20110104840
2011-05-05

Etchant Solutions And Additives Therefor

#141
20110039406
2011-02-17

Methods of etching nanodots, methods of removing nanodots from substrates, methods of fabricating integrated circuit devices, methods of etching a layer comprising a late transition metal, and methods of removing a layer comprising a late transition metal from a substrate

#142
20110017708
2011-01-27

METHOD OF REPRODUCING A MOLDING DIE FOR MOLDING GLASS

#143
20100147803
2010-06-17

PROCESS FOR REMOVING METALLIC MATERIAL FROM CASTED SUBSTATES, AND RELATED COMPOSITIONS

#144
20100147481
2010-06-17

METHODS OF MANUFACTURING CASTED ARTICLES, AND SYSTEMS

#145
20100147463
2010-06-17

CATALYST-AIDED CHEMICAL PROCESSING METHOD AND APPARATUS

#146
20100137171
2010-06-03

MICROPOROUS LAYER FOR LOWERING FRICTION IN METAL-FORMING PROCESSES

#147
20090309228
2009-12-17

Method for forming self-aligned metal silicide contacts

#148
20090218310
2009-09-03

Methods of patterning a conductor on a substrate

#149
20090191507
2009-07-30

Implant surface with increased hydrophilicity

#150
20090139421
2009-06-04

Metal pattern and process for producing the same

#151
20090136771
2009-05-28

COMPOSITION FOR PREPARING A SURFACE FOR COATING AND METHODS OF MAKING AND USING SAME

#152
20090130380
2009-05-21

Method for manufacturing porous structure and method for forming pattern

#153
20090120999
2009-05-14

High tin solder etching solution

#154
20090011597
2009-01-08

Mass production method of semiconductor integrated circuit device and manufacturing method of electronic device

#155
20090011585
2009-01-08

Methods of etching nanodots, methods of removing nanodots from substrates, methods of fabricating integrated circuit devices, methods of etching a layer comprising a late transition metal, and methods of removing a layer comprising a late transition metal from a substrate

#156
20080277381
2008-11-13

Etching solutions

#157
20080261178
2008-10-23

PROCESS FOR PROVIDING A TOPOGRAPHY TO THE SURFACE OF A DENTAL IMPLANT

#158
20080182414
2008-07-31

Mass production method of semiconductor integrated circuit device and manufacturing method of electronic device

#159
20080142756
2008-06-19

Etchant and method for fabricating a thin film transistor substrate including conductive wires using the etchant and the resulting structure

#160
20080116170
2008-05-22

SELECTIVE METAL WET ETCH COMPOSITION AND PROCESS

#161
20080073614
2008-03-27

Metal removing solution and metal removing method using the same

#162
20080073222
2008-03-27

Catalyst-aided chemical processing method and apparatus

#163
20080066779
2008-03-20

Removing solution, cleaning method for semiconductor substrate, and process for production of semiconductor device

#164
20080022724
2008-01-31

MOLDING DIE FOR MOLDING GLASS AND REPRODUCING METHOD THEREOF

#165
20080011981
2008-01-17

Etchant and replenishment solution therefor, and etching method and method for producing wiring board using the same

#166
20070295357
2007-12-27

REMOVING METAL USING AN OXIDIZING CHEMISTRY

#167
20070254479
2007-11-01

Method for forming self-aligned metal silicide contacts

#168
20070159316
2007-07-12

Back lit mirror with media display device

#169
20070134417
2007-06-14

Method of fabricating iridium-based materials and structures on substrates, and iridium source reagents therefor

#170
20070059549
2007-03-15

Metallic pattern for manufacturing prism sheet and method of manufacturing the same

#171
20070037402
2007-02-15

Method for manufacturing semi-transparent semi-reflective electrode substrate, reflective element substrate, method for manufacturing same, etching composition used for the method for manufacturing the reflective electrode substrate

#172
20060278606
2006-12-14

Etchant, and method for fabricating a thin film transistor subtrate including conductive wires using the etchant and the resulting structure

#173
20060266737
2006-11-30

Process for removal of metals and alloys from a substrate

#174
20060231525
2006-10-19

Method for manufacturing porous structure and method for forming pattern

#175
20060201913
2006-09-14

Methods and compositions for removing Group VIII metal-containing materials from surfaces

#176
20050244274
2005-11-03

Method for removing aluminide coating from metal substrate and turbine engine part so treated

#177
20050161439
2005-07-28

Method for removing aluminide coating from metal substrate and turbine engine part so treated

#178
20050109734
2005-05-26

Etchant and replenishment solution therefor, and etching method and method for producing wiring board using the same

#179
20050048798
2005-03-03

Method for chemical etch control of noble metals in the presence of less noble metals

#180
20050020078
2005-01-27

Method of planarizing a surface

#181
17221808
2024-01-02

Vanishing viewing windows apparatuses and methods