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CPC
C23C28/021
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Parent Industries
C
CHEMISTRY METALLURGY
C23
Surface treatment
C23C
COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
C23C28/00
Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
Current Industry
C23C28/021
including at least one metal alloy layer
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Patents Grants
last 30 patents
Information
Patent Grant
Multicolor fixture finishes
Patent number
12,366,006
Issue date
Jul 22, 2025
Kohler Co.
Sarfaraz Moh
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Pneumatic devices including surface coatings
Patent number
12,359,289
Issue date
Jul 15, 2025
Maxterial, Inc.
Atieh Haghdoost
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Coated steel substrate, a method for the manufacture of a coated st...
Patent number
12,359,293
Issue date
Jul 15, 2025
Arcelormittal
Thomas Urios
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coated steel sheet with thin aluminium alloy coating and coating me...
Patent number
12,331,407
Issue date
Jun 17, 2025
Ironovation Materials Technology Co., Ltd.
Hongliang Yi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Composite metal foil
Patent number
12,305,309
Issue date
May 20, 2025
Industrial Technology Research Institute
Chiu-Yen Chiu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface-treated steel sheet and method for manufacturing the same
Patent number
12,270,109
Issue date
Apr 8, 2025
Toyo Kohan Co., Ltd.
Yuji Nakano
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Alloyed galvanized steel sheet, electrodeposition-coated steel shee...
Patent number
12,221,705
Issue date
Feb 11, 2025
JFE Steel Corporation
Shunsuke Yamamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Sublayer for a nickel-based superalloy for enhancing the lifetime o...
Patent number
12,203,153
Issue date
Jan 21, 2025
SAFRAN
Amar Saboundji
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface-treated steel sheet for cell container
Patent number
12,199,294
Issue date
Jan 14, 2025
Toyo Kohan Co., Ltd.
Kota Sadaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Surface-treated steel sheet for cell container
Patent number
12,199,293
Issue date
Jan 14, 2025
Toyo Kohan Co., Ltd.
Kengo Asada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Silver-plated product and method for producing same
Patent number
12,173,425
Issue date
Dec 24, 2024
Dowa Metaltech Co., Ltd.
Yutaro Hirai
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Sheet steel having a deterministic surface structure
Patent number
12,121,945
Issue date
Oct 22, 2024
ThyssenKrupp Steel Europe AG
Oliver Vogt
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Laminate and method for producing same
Patent number
12,116,671
Issue date
Oct 15, 2024
Resonac Corporation
Akira Furuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet, member, and method for producing them
Patent number
12,098,439
Issue date
Sep 24, 2024
JFE Steel Corporation
Lingling Yang
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Galvanized steel sheet, member, and method for producing them
Patent number
12,091,723
Issue date
Sep 17, 2024
JFE Steel Corporation
Shinsuke Komine
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Topology optimized high interface packing structures
Patent number
12,076,965
Issue date
Sep 3, 2024
Modumetal, Inc.
Christina A. Lomasney
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plated steel material having excellent adhesion to plating and corr...
Patent number
12,077,845
Issue date
Sep 3, 2024
POSCO Co., Ltd
Seok-Jun Hong
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Electrically conducting material with coating
Patent number
12,071,692
Issue date
Aug 27, 2024
Wieland-Werke AG
Michael Bohsmann
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Plated steel sheet having excellent corrosion resistance, galling r...
Patent number
12,054,829
Issue date
Aug 6, 2024
Posco
Sung-Joo Kim
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel component comprising an anti-corrosion layer containing manga...
Patent number
12,043,902
Issue date
Jul 23, 2024
ThyssenKrupp Steel Europe AG
Sebastian Stille
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Laminate
Patent number
12,031,213
Issue date
Jul 9, 2024
Resonac Corporation
Akira Furuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Multicolor fixture finishes
Patent number
12,018,398
Issue date
Jun 25, 2024
Kohler Co.
Sarfaraz Moh
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Steel sheet coated with a metallic coating based on aluminum
Patent number
12,012,655
Issue date
Jun 18, 2024
Arcelormittal
Christian Allely
B32 - LAYERED PRODUCTS
Information
Patent Grant
Plated steel sheet having excellent corrosion resistance, galling r...
Patent number
12,006,576
Issue date
Jun 11, 2024
Posco
Sung-Joo Kim
C21 - METALLURGY OF IRON
Information
Patent Grant
High strength annealed steel products and annealing processes for m...
Patent number
11,993,823
Issue date
May 28, 2024
United States Steel Corporation
David Paul Hoydick
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Chromium-enriched diffused aluminide coating
Patent number
11,987,877
Issue date
May 21, 2024
RTX Corporation
Mark A. Livings
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Sliding member and member for internal combustion engine
Patent number
11,976,366
Issue date
May 7, 2024
Nissan Motor Co., Ltd.
Yoshinori Izawa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Delta-phase brass electrode wire for electroerosion machining, and...
Patent number
11,975,397
Issue date
May 7, 2024
THERMOCOMPACT
Michel Ly
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for coating a metallic surface
Patent number
11,965,248
Issue date
Apr 23, 2024
MTU Aero Engines AG
Horst Pillhoefer
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Film and preparation process
Patent number
11,962,016
Issue date
Apr 16, 2024
SHENZHEN YUANZI TECHNOLOGY CO., LTD.
Ding Wei
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
METHOD OF MANUFACTURING COMPOSITE METAL FOIL
Publication number
20250230569
Publication date
Jul 17, 2025
Industrial Technology Research Institute
Chiu-Yen Chiu
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SURFACE-MODIFIED ALUMINUM ALLOY SUBSTRATE STRUCTURE
Publication number
20250207263
Publication date
Jun 26, 2025
Amulaire thermal technology, INC.
YI-HSIN HUANG
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
TWIP STEEL SHEET HAVING AN AUSTENITIC MATRIX
Publication number
20250207216
Publication date
Jun 26, 2025
ARCELORMITTAL
Colin SCOTT
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
MAGNETS COMPRISING A COATING INCLUDING AN ALUMINUM LAYER
Publication number
20250146160
Publication date
May 8, 2025
Xtalic Corporation
Samuel R. Cross
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
HOT-DIP PLATED STEEL SHEET
Publication number
20250109473
Publication date
Apr 3, 2025
NIPPON STEEL CORPORATION
Tetsuya TOBA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SHIELD MEMBER
Publication number
20250070515
Publication date
Feb 27, 2025
AUTONETWORKS TECHNOLOGIES, LTD.
Mikio SATO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
LEAD-FREE METALLIC BARRIER COATINGS FOR COPPER AND ZINC-RICH SURFAC...
Publication number
20250059649
Publication date
Feb 20, 2025
SCHLUMBERGER TECHNOLOGY CORPORATION
Manuel Marya
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
FABRICATION OF ELECTROPLATED NICKEL-IRON LAYERS WITH TITANIUM-COPPE...
Publication number
20250057051
Publication date
Feb 13, 2025
INFINEON TECHNOLOGIES AG
Michael KIRSCH
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
FORMATION METHOD OF PLATING PATTERN AND SEMICONDUCTOR PACKAGE INCLU...
Publication number
20250054773
Publication date
Feb 13, 2025
Samsung Electronics Co., Ltd.
Yuseon HEO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
PLATED STEEL MATERIAL HAVING EXCELLENT ADHESION TO PLATING AND CORR...
Publication number
20240417844
Publication date
Dec 19, 2024
POSCO CO., LTD.
Seok-Jun HONG
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COATED SURFACES, COATINGS AND ARTICLES USING THEM
Publication number
20240368767
Publication date
Nov 7, 2024
MAXTERIAL, INC.
Atieh Haghdoost
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
COOLING STRUCTURE HAVING METAL PLATING LAYER
Publication number
20240344783
Publication date
Oct 17, 2024
Amulaire thermal technology, INC.
CHING-MING YANG
F28 - HEAT EXCHANGE IN GENERAL
Information
Patent Application
VEHICLE BRAKING COMPONENTS INCLUDING AN ADHESION LAYER
Publication number
20240344575
Publication date
Oct 17, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Zhongyi Liu
B22 - CASTING POWDER METALLURGY
Information
Patent Application
MULTICOLOR FIXTURE FINISHES
Publication number
20240344225
Publication date
Oct 17, 2024
KOHLER CO.
Sarfaraz MOH
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Application
PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE, GALLING R...
Publication number
20240344191
Publication date
Oct 17, 2024
POSCO CO., LTD.
Sung-Joo Kim
C21 - METALLURGY OF IRON
Information
Patent Application
METHODS FOR 3D PRINTING AND ADDITIVE MANUFACTURING OF REFRACTORY AL...
Publication number
20240335881
Publication date
Oct 10, 2024
Addman Intermediate Holdingd, LLC
Youping Gao
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF MANUFACTURING LIQUID METAL FILM USING IMBIBITION PHENOMENA
Publication number
20240309512
Publication date
Sep 19, 2024
Foundation for Research & Business, Seoul National University Of Science & Te...
Hyung Jun KOO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD TO PRODUCE VOID-FREE FERROUS & NON-FERROUS AEROSPACE STRUCTU...
Publication number
20240279815
Publication date
Aug 22, 2024
SPIRIT AEROSYSTEMS, INC
Rahbar Nasserrafi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COOLER HAVING OPTIMIZED COATING STRUCTURE FOR ELECTRIC VEHICLE POWE...
Publication number
20240266921
Publication date
Aug 8, 2024
Amulaire thermal technology, INC.
TZE-YANG YEH
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH STRENGTH STEEL PRODUCTS AND ANNEALING PROCESSES FOR MAKING THE...
Publication number
20240263265
Publication date
Aug 8, 2024
UNITED STATES STEEL CORPORATION
David Paul Hoydick
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COATED FLAT STEEL PRODUCT AND METHOD FOR THE PRODUCTION THEREOF
Publication number
20240200199
Publication date
Jun 20, 2024
ThyssenKrupp Steel Europe AG
Daniel SCHWANKE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Hot-Formed Previously Welded Steel Part with very High Mechanical R...
Publication number
20240116141
Publication date
Apr 11, 2024
ARCELORMITTAL
Laurent Cretteur
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
CHROMIUM ALLOYS FOR COATING NUCLEAR FUEL RODS
Publication number
20240093352
Publication date
Mar 21, 2024
Westinghouse Electric Company LLC
Elwyn ROBERTS
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ALUMINUM-IRON-PLATED STEEL SHEET, HAVING EXCELLENT MOLD WEAR RESIST...
Publication number
20240084429
Publication date
Mar 14, 2024
POSCO
Jin-Keun Oh
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
METHOD FOR COATING A PLUMBING COMPONENT
Publication number
20240084436
Publication date
Mar 14, 2024
Grohe AG
Christian ZIMMERMANN
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
SURFACE-TREATED STEEL SHEET FOR CELL CONTAINER
Publication number
20240047790
Publication date
Feb 8, 2024
TOYO KOHAN CO., LTD
Kengo Asada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT PLATI...
Publication number
20240018676
Publication date
Jan 18, 2024
POSCO Co., Ltd
Jin-Ho Jung
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
GALVANNEALED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEET, AUT...
Publication number
20230407484
Publication date
Dec 21, 2023
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
ALLOYED GALVANIZED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEE...
Publication number
20230407485
Publication date
Dec 21, 2023
JFE STEEL CORPORATION
Shunsuke YAMAMOTO
C21 - METALLURGY OF IRON
Information
Patent Application
SURFACE-TREATED STEEL SHEET FOR CELL CONTAINER
Publication number
20230387517
Publication date
Nov 30, 2023
TOYO KOHAN CO., LTD
Kota SADAKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...