ClassID:

120546

C23C28/3225 - CPC Classification

Classification description:

Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups  -  or by combinations of methods provided for in subclasses and or; Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer only coatings of metal elements only with at least one zinc-based layer

Recent Application in this class:
#1
20260139348
2026-05-21

ALUMINUM-BASED ALLOY-COATED STEEL SHEET AND METHOD OF MANUFACTURING SAME

#2
20260107381
2026-04-16

SURFACE-TREATED COPPER FOIL

#3
20250382691
2025-12-18

PLATED STEEL MATERIAL AND PHOTOVOLTAIC POWER GENERATION STAND

#4
20250333821
2025-10-30

PLATED STEEL MATERIAL

#5
20250333820
2025-10-30

PLATED STEEL MATERIAL

#6
20250146116
2025-05-08

SURFACE MODIFYING METHOD FOR GALVANIZED STEEL SHEET AND SURFACE MODIFIED GALVANIZED STEEL SHEET BY THEREOF

#7
20250146115
2025-05-08

ZINC ALLOY-PLATED STEEL MATERIAL HAVING EXCELLENT CORROSION RESISTANCE AND SURFACE QUALITY, AND METHOD FOR PRODUCING SAME

#8
20240417844
2024-12-19

PLATED STEEL MATERIAL HAVING EXCELLENT ADHESION TO PLATING AND CORROSION RESISTANCE, AND MANUFACTURING METHOD FOR SAME

#9
20240344191
2024-10-17

PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, GALLING RESISTANCE, WORKABILITY AND SURFACE PROPERTY AND METHOD FOR MANUFACTURING SAME

#10
20240344164
2024-10-17

ADVANCED HIGH STRENGTH ZINC PLATED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND ELECTRICAL RESISTANCE SPOT WELDABILITY AND MANUFACTURING METHOD THEREOF

#11
20240093375
2024-03-21

Metal sheet treatment method and metal sheet treated with this method

#12
20240052496
2024-02-15

COMPOSITION FOR SURFACE TREATMENT OF STEEL SHEET AND STEEL SHEET USING THE SAME

#13
20230354517
2023-11-02

COPPER FOIL, FLEXIBLE COPPER-CLAD LAMINATE, AND PRINTED CIRCUIT MADE THEREFROM

#14
20230332296
2023-10-19

Process for coating onto galvanized surfaces

#15
20230323521
2023-10-12

Coated steel product

#16
20230304137
2023-09-28

Surface modified galvanized steel sheet

#17
20230304136
2023-09-28

Plated steel material

#18
20230243014
2023-08-03

Galvanized steel sheet, member, and method for producing them

#19
20230235425
2023-07-27

High strength steel product and method of manufacturing the same

#20
20230220557
2023-07-13

Zn-PLATED HOT STAMPED PRODUCT

#21
20230203635
2023-06-29

Hot-dip plated steel

#22
20230127243
2023-04-27

Steel sheet, member, and method for producing them

#23
20230102691
2023-03-30

Method for making a jewelry ring

#24
20230079019
2023-03-16

PAINTED STEEL SHEET PROVIDED WITH A ZINC COATING

#25
20230073024
2023-03-09

Plated steel sheet for hot stamping

#26
20230041452
2023-02-09

Hot stamped component

#27
20230024115
2023-01-26

Advanced high strength zinc plated steel sheet having excellent surface quality and electrical resistance spot weldability

#28
20230023145
2023-01-26

Hot stamped component

#29
20230019786
2023-01-19

HOT-DIPPED GALVANIZED STEEL SHEET HAVING EXCELLENT BENDING WORKABILITY AND CORROSION RESISTANCE AND MANUFACTURING METHOD THEREFOR

#30
20230019519
2023-01-19

ALUMINUM-BASED ALLOY-COATED STEEL SHEET AND METHOD OF MANUFACTURING SAME

#31
20230002877
2023-01-05

Method for Producing a Flat Steel Product Having a Protective Zinc-Based Metal Layer and a Phosphating Layer Produced on a Surface of the Protective Metal Layer and Flat Steel Product of This Type

#32
20220371302
2022-11-24

Coated steel material

#33
20220341017
2022-10-27

Plated steel sheet having excellent corrosion resistance, galling resistance, workability and surface property

#34
20220290307
2022-09-15

MULTI-LAYER METAL ARTICLE AND METHOD OF MAKING THE SAME

#35
20220275481
2022-09-01

HOT STAMPED STEEL

#36
20220145425
2022-05-12

Plated steel sheet

#37
20220119959
2022-04-21

AQUEOUS POST TREATMENT COMPOSITION AND METHOD FOR CORROSION PROTECTION

#38
20220119921
2022-04-21

Plated steel sheet

#39
20220074040
2022-03-10

Multi-layered zinc alloy plated steel having excellent spot weldability and corrosion resistance

#40
20220074039
2022-03-10

Plated steel material having excellent adhesion to plating and corrosion resistance

#41
20220074037
2022-03-10

Method for patinating zinc surfaces and system therefor

#42
20220025503
2022-01-27

Galvanized steel sheet having excellent hardness and galling resistance

#43
20210388504
2021-12-16

Surface treatment solution composition containing trivalent chromium and inorganic compound, and method for manufacturing hot dip galvanized steel sheet surface-treated using same

#44
20210180150
2021-06-17

Ultrahigh-strength and high-ductility steel sheet having excellent cold formability

#45
20210062288
2021-03-04

High-strength cold-rolled steel sheet and manufacturing method therefor

#46
20210054518
2021-02-25

Method for producing a metal decoration on a dial and dial obtained according to this method

#47
20210039355
2021-02-11

Hot-stamped body

#48
20210039354
2021-02-11

Hot-stamped body

#49
20210017622
2021-01-21

Hot dip galvanized steel sheet and hot dip galvannealed steel sheet

#50
20200407833
2020-12-31

Zinc-plated steel sheet for hot stamping and production method therefor

#51
20200338856
2020-10-29

Metallic component and method of reducing liquid metal embrittlement using low aluminum zinc bath

#52
20200299844
2020-09-24

Metal sheet treatment method and metal sheet treated with this method

#53
20200232083
2020-07-23

Hot-dip galvanized steel sheet

#54
20200216964
2020-07-09

Metal sheet treatment method and metal sheet treated with this method

#55
20200199762
2020-06-25

Fabrication method for a multi-layer substrate

#56
20200156349
2020-05-21

Hot-dip galvanized steel sheet

#57
20200141008
2020-05-07

Coated metallic substrate and fabrication method

#58
20200070476
2020-03-05

Hot dip coated steel having excellent processability

#59
20200063702
2020-02-27

Fuel distribution pipe

#60
20200063233
2020-02-27

Hot-dip galvanized steel plate with excellent bake hardenability and anti-aging property at room temperature

#61
20200061729
2020-02-27

EDM MILLING ELECTRODE

#62
20200024744
2020-01-23

Galvanized steel sheet and manufacturing method therefor

#63
20200009833
2020-01-09

High-strength hot-dipped steel sheet having excellent coating adhesion and method for manufacturing same

#64
20200002803
2020-01-02

Multi-layered zinc alloy plated steel having excellent spot weldability and corrosion resistance

#65
20190376200
2019-12-12

Method for electrodepositing zinc and zinc alloy coatings from an alkaline coating bath with reduced depletion of organic bath additives

#66
20190315977
2019-10-17

Zinc-based plated steel material having excellent sealer adhesion

#67
20190233934
2019-08-01

Painted steel sheet provided with a zinc coating

#68
20190194775
2019-06-27

Steel sheet and method for producing the same

#69
20180371598
2018-12-27

Plated steel sheet having fine and even plating structure

#70
20180326703
2018-11-15

METAL-PLASTIC COMPOSITE AND METHOD FOR PRODUCING SUCH A COMPOSITE

#71
20180305802
2018-10-25

Surface-treated steel material

#72
20180305786
2018-10-25

High-strength hot-dip coated hot-rolled steel sheet and method for manufacturing the same

#73
20180265955
2018-09-20

Mg-containing Zn alloy coated steel

#74
20180235329
2018-08-23

Multi-coated metallic articles

#75
20180187313
2018-07-05

Surface-treated steel sheet for fuel tanks

#76
20180127889
2018-05-10

Zinc coating-forming method for drawing of metallic pipes

#77
20180119263
2018-05-03

High-strength hot-dip galvanized steel sheet having excellent plating surface quality and adhesion, and method of manufacturing the same

#78
20180118000
2018-05-03

Panel for vehicle comprising a coated steel sheet locally reinforced

#79
20180087160
2018-03-29

Pipe product and method for producing same

#80
20180080099
2018-03-22

High-strength steel sheet and method for producing the same

#81
20180050367
2018-02-22

Hot-dip zinc-based plated steel sheet

#82
20170362732
2017-12-21

Surface treated steel sheet for fuel tank

#83
20170361571
2017-12-21

Steel sheet for a fuel tank

#84
20170342522
2017-11-30

Hot-rolled steel sheet for high strength galvanized steel sheet, having excellent surface quality, and method for producing same

#85
20170261148
2017-09-14

METAL CONNECTOR OR ADAPTOR FOR HYDRAULIC OR OIL DYNAMIC APPLICATION AT HIGH PRESSURE AND RELATIVE GALVANIC TREATMENT FOR CORROSION PROTECTION

#86
20170226644
2017-08-10

Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment

#87
20170114467
2017-04-27

Multi-layer substrate

#88
20170029913
2017-02-02

Hot stamping steel and producing method thereof

#89
20170016121
2017-01-19

Galvanized steel sheet and method for producing the same

#90
20160377107
2016-12-29

Process for producing a connecting element as well as connecting element

#91
20160369406
2016-12-22

Galvanized steel sheet and method for producing the same

#92
20160340771
2016-11-24

Painted steel sheet provided with a zinc coating

#93
20160237571
2016-08-18

NOVEL ADHESION PROMOTING AGENTS FOR METALLISATION OF SUBSTRATE SURFACES

#94
20160214139
2016-07-28

Black coating film-forming vehicle component and/or fastening component, and manufacturing method thereof

#95
20160194739
2016-07-07

Cold rolled steel sheet and vehicle

#96
20160186329
2016-06-30

Black coupling member for vehicles, having excellent corrosion resistance and black appearance

#97
20160064847
2016-03-03

Electrical contact element and method for manufacturing same

#98
20150368730
2015-12-24

Method of treatment of a running ferrous alloy sheet and treatment line for its implementation

#99
20150329972
2015-11-19

Phosphate solution for zinc or zinc-based alloy plated steel sheet, and zinc or zinc-based alloy plated steel sheet using the same

#100
20150218705
2015-08-06

Conversion coating composition, surface treated steel sheet, and method for manufacturing the same

#101
20150107722
2015-04-23

Method for producing black-plated steel sheet, and method for producing molded article of black-plated steel sheet

#102
20150083276
2015-03-26

Method for producing black-plated steel sheet, and method for producing molded article of black-plated steel sheet

#103
20150013409
2015-01-15

Steel sheet including a multilayer coating and methods

#104
20140144180
2014-05-29

Multi-coated metallic articles and methods of making same

#105
20140134456
2014-05-15

METHODS OF MAKING PROTECTIVE COATING FOR METAL SURFACES

#106
20140120366
2014-05-01

Plated steel sheet having plated layer with excellent stability for hot press molding

#107
20140120365
2014-05-01

Steel sheet for hot pressing and process for manufacturing hot pressed member using the steel sheet

#108
20130295411
2013-11-07

Hot-dip Al—Zn coated steel sheet

#109
20130244053
2013-09-19

Black resin steel plate having improved drawing ability and good manufacturing the same

#110
20130177772
2013-07-11

RADIATION MITIGATED ARTICLES AND METHODS OF MAKING THE SAME

#111
20130037311
2013-02-14

FUNCTIONALIZATION OF THERMAL MANAGEMENT MATERIALS

#112
20120328871
2012-12-27

Strip, sheet or blank suitable for hot forming and process for the production thereof

#113
20120315501
2012-12-13

COATED ARTICLE AND METHOD FOR MAKING SAME

#114
20120189869
2012-07-26

COATED ARTICLE HAVING ANTIBACTERIAL EFFECT AND METHOD FOR MAKING THE SAME

#115
20120171511
2012-07-05

PROCESS FOR SURFACE TREATING ALUMINUM OR ALUMINUM ALLOY AND ARTICLE MADE WITH SAME

#116
20120118437
2012-05-17

Zinc coated steel with inorganic overlay for hot forming

#117
20120103819
2012-05-03

ALUMINUM ARTICLE AND PROCESS FOR MAKING SAME

#118
20120052321
2012-03-01

SANITARY OBJECTS

#119
20110297641
2011-12-08

Rolled copper foil or electrolytic copper foil for electronic circuit, and method of forming electronic circuit using same

#120
20110296873
2011-12-08

Method of making multi-coated metallic article

#121
20110250365
2011-10-13

Continuously Manufactured Colored Metallic Products and Method of Manufacture of Such Products

#122
20110177358
2011-07-21

Protective coating for metal surfaces

#123
20100326512
2010-12-30

Method for constructing contact element for multi-layer system

#124
20100284101
2010-11-11

LIGHT-ABSORBING MEMBER AND METHOD OF PRODUCING THE SAME

#125
20100247321
2010-09-30

ANTI-FOULING COATINGS AND ARTICLES COATED THEREWITH

#126
20100226783
2010-09-09

Erosion and Corrosion Resistant Turbine Compressor Airfoil and Method of Making the Same

#127
20100203327
2010-08-12

Corrosion-resistant trivalent-chromium chemical conversion coating and solution for trivalent-chromium chemical treatment

#128
20100136366
2010-06-03

Tin-coated aluminum material

#129
20100080934
2010-04-01

Methods of making multilayered, hydrogen-containing intermetallic structures

#130
20090286120
2009-11-19

Casing for fuel battery and fuel battery using the same

#131
20090269607
2009-10-29

Cast product having aluminum-based film and process for producing the same

#132
20090202859
2009-08-13

Composite coated zinc-containing plated steel material superior in corrosion resistance, blackening resistance, coating adhesion, and alkali resistance

#133
20090176110
2009-07-09

EROSION AND CORROSION-RESISTANT COATING SYSTEM AND PROCESS THEREFOR

#134
20090017327
2009-01-15

Fretting and whisker resistant coating system and method

#135
20080286477
2008-11-20

Ball stud

#136
20080251388
2008-10-16

METHOD OF PREPARING HIGHLY THERMALLY CONDUCTIVE CIRCUIT SUBSTRATE

#137
20080138624
2008-06-12

BARRIER LAYER, COMPOSITE ARTICLE COMPRISING THE SAME, ELECTROACTIVE DEVICE, AND METHOD

#138
20080063891
2008-03-13

Phosphate-treated zinc-coated steel sheet

#139
20080038579
2008-02-14

Metal Product, Method of Manufacturing a Metal Product and Use Thereof

#140
20070259101
2007-11-08

Microporous coating on medical devices

#141
20070190353
2007-08-16

Hot dip galvanized composite high strength steel sheet excellent in shapeability and hole enlargement ability and method of production of same

#142
20070184204
2007-08-09

Environmental and Thermal Barrier Coating to Protect a Pre-Coated Substrate

#143
20070037465
2007-02-15

Porous metallized sheets coated with an inorganic layer having low emissivity and high moisture vapor permeability

#144
20060257680
2006-11-16

Copper foil for printed circuit board, method for fabricating same, and trivalent chromium conversion treatment solution used for fabricating same

#145
20060182988
2006-08-17

Surface-treated steel sheet and method for manufacturing the same

#146
20060110619
2006-05-25

Corrosion-resistant a1-based structural member and method for manufacture thereof

#147
20050252262
2005-11-17

Hot press forming method

#148
20050249965
2005-11-10

Continuously manufactured colored metallic products and method of manufacture of such products

#149
20050186442
2005-08-25

Coating method and coating mixture

#150
20050127808
2005-06-16

Spark plug

#151
20050117826
2005-06-02

Rolling bearing seal or shield member

#152
20050106408
2005-05-19

Fretting and whisker resistant coating system and method

#153
20050037228
2005-02-17

Inorganic-organic composite-treated zinc-plated steel sheet

#154
20050025991
2005-02-03

Inorganic-organic composite-treated zinc-plated steel sheet

#155
20050019600
2005-01-27

Method for manufacturing a highly weather resistant colored steel plate

#156
15447790
2019-05-07

Anti-corrosion structure anchor