C23C 2/26

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Class  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


Subclass 2/26: Hot-dipping or immersion processes for applying the coating material in the molten state without affecting the shape; Apparatus therefor After-treatment (C23C 2/14 takes precedence)

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12241162 Aluminum-iron-plated steel sheet, having excellent mold wear resistance, for hot press forming, and manufacturing method thereofDec 17, 20Mar 04, 25POSCO
12241163 Method for patinating zinc surfaces and system thereforDec 20, 19Mar 04, 25Not available
12234538 Aluminum-plated steel sheet, hot-stamped member, and method for manufacturing hot-stamped memberNov 29, 19Feb 25, 25501 Nippon Steel Corporation
12233442 Sheet steel having a deterministic surface structureSep 08, 20Feb 25, 25ThyssenKrupp Steel Europe AG
12227823 Metal plate for producing vapor deposition masks, production method for metal plates, vapor deposition mask, production method for vapor deposition mask, and vapor deposition mask device comprising vapor deposition maskNov 12, 19Feb 18, 25Dai Nippon Printing Co., Ltd.
12227851 High-strength Zn—Al—Mg-based surface-coated steel sheet and method for producing sameSep 01, 17Feb 18, 25NIPPON STEEL NISSHIN CO., LTD.
12226930 3D concrete printing with ductile cordsFeb 16, 21Feb 18, 25NV Bekaert SA
12226976 Manufacturing method of aluminum-based alloy plated steelJan 08, 24Feb 18, 25POSCO CO., LTD.
12221666 Steel sheet and method for producing sameNov 15, 19Feb 11, 25501 Nippon Steel Corporation
12221702 Surface treatment solution composition containing trivalent chromium and inorganic compound, and method for manufacturing hot dip galvanized steel sheet surface-treated using sameOct 17, 19Feb 11, 25POSCO CO., LTD.
12221705 Alloyed galvanized steel sheet, electrodeposition-coated steel sheet, automotive part, method of producing electrodeposition-coated steel sheet, and method of producing alloyed galvanized steel sheetNov 05, 21Feb 11, 25JFE Steel Corporation
12215411 Coated steel member, coated steel sheet, and methods for producing sameJul 06, 23Feb 04, 25501 Nippon Steel Corporation
12215425 Apparatus for cooling metal materialDec 17, 19Feb 04, 25POSCO CO., LTD.
12209316 Process for coating onto galvanized surfacesApr 08, 21Jan 28, 25BORCELIK CELIK SAN. TIC. A. S.
12194491 Ternary hot-dip galvannealed steel sheet surface treatment solution composition for providing excellent blackening resistance and alkali resistance, ternary hot-dip galvannealed steel sheet surface-treated using same, and manufacturing method thereforSep 23, 20Jan 14, 25POSCO
12188128 Coated article for hot hydrocarbon fluid and method of preventing fuel thermal degradation depositsAug 03, 23Jan 07, 25General Electric Company
12188129 Surface modified galvanized steel sheetAug 24, 21Jan 07, 25POSCO CO., LTD.
12180559 Bake-hardened hot-dip galvanized steel sheet with excellent powdering resistance, and manufacturing method thereforNov 03, 21Dec 31, 24POSCO CO., LTD.
12179245 Apparatus for cooling steel sheetJun 11, 19Dec 31, 24POSCO CO., LTD.
12179246 Production method for hot press molded articles, press molded article, die mold, and mold setApr 09, 19Dec 31, 24501 Nippon Steel Corporation

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0051,929 SOLUTION COMPOSITION FOR STEEL SHEET SURFACE TREATMENT, STEEL SHEET SURFACE-TREATED USING SAME, AND MANUFACTURING METHOD THEREFORDec 19, 22Feb 13, 25POSCO CO., LTD
2025/0043,399 METAL PLATE FOR PRODUCING VAPOR DEPOSITION MASKS, PRODUCTION METHOD FOR METAL PLATES, VAPOR DEPOSITION MASK, PRODUCTION METHOD FOR VAPOR DEPOSITION MASK, AND VAPOR DEPOSITION MASK DEVICE COMPRISING VAPOR DEPOSITION MASKOct 17, 24Feb 06, 25Dai Nippon Printing Co Ltd.
2025/0034,692 ALUMINUM ALLOY-PLATED STEEL SHEET HAVING EXCELLENT WORKABILITY AND CORROSION RESISTANCE AND METHOD FOR MANUFACTURING SAMEOct 17, 24Jan 30, 25POSCO CO., LTD.
2025/0010,579 STEEL SHEET FOR HOT PRESS FORMED MEMBERSep 20, 24Jan 09, 25POSCO CO., LTD.
2025/0011,910 METHOD FOR PRODUCING A HOT-DIP-COATED STEEL SHEET AND HOT-DIP-COATED STEEL SHEETNov 10, 22Jan 09, 25ThyssenKrupp Steel Europe AG
2025/0003,022 COLD ROLLED STEEL SHEET AND MANUFACTURING METHOD THEREFORNov 07, 22Jan 02, 25POSCO CO., LTD
2025/0003,023 NON-STAMPED PREALLOYED STEEL COIL, SHEET OR BLANK, PRESS HARDENED COATED MART AND RELATED METHODSep 11, 24Jan 02, 25Not available
2025/0003,029 PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE ANDD SURFACE APPEARANCE AND METHOD FOR MANUFACTURING SAMESep 28, 22Jan 02, 25POSCO Co., Ltd
2025/0003,078 ZnAlMg-Coated Metal Sheet with Improved Flexibility and Corresponding Manufacturing ProcessSep 12, 24Jan 02, 25Not available
2024/0425,946 Sheet Metal Component and Method for Producing SameSep 06, 24Dec 26, 24Not available
2024/0344,166 Method for the fabrication of a resistance spot weldJun 26, 24Oct 17, 24Not available
2024/0344,190 ZINC ALLOY COATED PRESS-HARDENABLE STEELS AND METHOD OF MANUFACTURING THE SAMEFeb 26, 24Oct 17, 24Nucor Corporation; TECK METALS LTD.;
2024/0327,969 SURFACE-TREATED STEELNov 22, 22Oct 03, 24501 Nippon Steel Corporation
2024/0309,484 METHOD OF FORMING A HOT STAMPED COATED STEEL PRODUCTMay 22, 24Sep 19, 24Not available
2024/0271,256 FE-BASED ELECTROPLATED STEEL SHEET, HOT-DIP GALVANIZED STEEL SHEET, AND METHODS FOR MANUFACTURING SAMEMay 17, 22Aug 15, 24JFE Steel Corporation
2024/0261,843 HOT PRESS-FORMED PART, AND MANUFACTURING METHOD THEREOFApr 16, 24Aug 08, 24POSCO Co., Ltd
2024/0229,245 COATED AND PLATED STEEL SHEET OR COATED AND PLATED STEEL STRIPMar 08, 21Jul 11, 24Not available
2024/0198,633 STEEL SHEET FOR HOT PRESS FORMED MEMBER HAVING EXCELLENT PAINTING ADHESION AND POST-PAINTING CORROSION RESISTANCE, AND METHOD FOR MANUFACTURING SAMEFeb 23, 24Jun 20, 24POSCO CO., LTD.
2024/0191,329 AL-FE-ALLOY PLATED STEEL SHEET FOR HOT FORMING, HAVING EXCELLENT TWB WELDING CHARACTERISTICS, HOT FORMING MEMBER, AND MANUFACTURING METHODS THEREFORFeb 16, 24Jun 13, 24POSCO Co., Ltd
2024/0183,018 ZN-AL-MG PLATED CHECKERED STEEL PLATEApr 05, 22Jun 06, 24Not available

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Patents Issued To Date - By Filing Year

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