Prosecution Insights
Last updated: October 25, 2026

Posco Co. Ltd.: all pending office actions

← Back to Posco Co. Ltd.

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19206717 STEEL SHEET PLATED WITH AL-FE FOR HOT PRESS FORMING HAVING EXCELLENT CORROSION RESISTANCE AND SPOT WELDABILITY, AND MANUFACTURING METHOD THEREOF MURATA, AUSTIN 1712 §102§112Other Non-Final OA — Pending May 13, 2025
19089450 COMPOSITION COMPRISING LITHIUM-CONTAINING COMPOUND, AND BATTERY DISPOSAL METHOD NGUYEN, HAIDUNG D — §102 Non-Final OA — Pending Mar 25, 2025
19113343 COATING FILM COMPOSITION HAVING HEAT INSULATION AND COATED METAL PLATE USING SAME AHMED, SHEEBA 1787 §103 Non-Final OA — Pending Mar 19, 2025
18715481 SEAT BACK THOMPSON, JESSICA KATHRYN 3636 §102§103 Non-Final OA — Pending Jan 15, 2025
18993843 ANTIVIRUS COMPOSITE RESIN COMPOSITION WITH EXCELLENT VIRUS INACTIVATION FUNCTION AND COMPOSITE-RESIN-COATED STEEL SHEET USING SAME ARNOLD, ERNST V 1613 §103§112Other Non-Final OA — Pending Jan 13, 2025
18720397 APPARATUS AND METHOD FOR MONITORING PARTICLE SIZE OF RAW MATERIALS OF BLAST FURNACE WANG, CLAIRE X 1774 §103 Non-Final OA — Pending Jan 13, 2025
19017176 MANUFACTURING METHOD OF ALUMINUM-BASED ALLOY PLATED STEEL SCHLEIS, DANIEL J 1784 §103§112 Non-Final OA — Pending Jan 10, 2025
18875631 STEEL SHEET AND MANUFACTURING METHOD THEREFOR CHRISTY, KATHERINE A 1784 §102§103 Final Rejection — Pending Dec 16, 2024
18873508 STEEL SHEET HAVING GOOD PLATING QUALITY AND MANUFACTURING METHOD THEREFOR KRUPICKA, ADAM C 1784 §103§112Other Non-Final OA 44d overdue Pending Dec 10, 2024
18873319 PLATED STEEL SHEET FOR HOT PRESS FORMING HAVING EXCELLENT PLATING QUALITY, STEEL SHEET, AND RESPECTIVE METHODS FOR MANUFACTURING SAME KRUPICKA, ADAM C 1784 §103§112Other Non-Final OA — Pending Dec 09, 2024
18870209 PLATED STEEL SHEET FOR HOT PRESS FORMING, HAVING EXCELLENT PLATING QUALITY, STEEL SHEET AND MANUFACTURING METHOD THEREFOR KRUPICKA, ADAM C 1784 §103§112Other Non-Final OA 44d overdue Pending Nov 27, 2024
18577156 PRINTING EQUIPMENT FOR METAL MATERIAL HAVING EXCELLENT PRINT QUALITY, PRINTING METHOD AND PRINTED METAL MATERIAL OBTAINED THEREFROM ROTH, LAURA K 2852 §103§112 Final Rejection — Pending Oct 10, 2024
18847519 AUSTENITIC STAINLESS STEEL OMORI, MARY I 1784 §103§112 Non-Final OA — Pending Sep 16, 2024
18830214 ALUMINUM-BASED PLATED STEEL PLATE FOR HOT PRESS HAVING EXCELLENT RESISTANCE AGAINST HYDROGEN DELAYED FRACTURE AND SPOT WELDABILITY, AND METHOD FOR MANUFACTURING SAME OMORI, MARY I 1784 §103§112 Non-Final OA 28d Pending Sep 10, 2024
18723234 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME CHRISTY, KATHERINE A 1784 §103 Non-Final OA — Pending Jul 25, 2024
18721099 GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND MANUFACTURING METHOD THEREFOR JANSSEN, REBECCA 1733 §103§112 Non-Final OA — Pending Jun 17, 2024
18719879 ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE, AND METHOD FOR MANUFACTURING ELECTRICAL STEEL SHEET PRODUCT JACKSON, MONIQUE R 1787 §102§103§112 Final Rejection 4d overdue Pending Jun 14, 2024
18718754 FLOATING STRUCTURE AND WIND POWER GENERATION APPARATUS DAVIS, RICHARD G 3644 §102§103 Non-Final OA — Pending Jun 11, 2024
18716475 COLD-ROLLED STEEL SHEET AND GALVANIZED STEEL SHEET WITH EXCELLENT PRESS FORMABILITY AND METHOD OF MANUFACTURING THEREOF SCHLEIS, DANIEL J 1784 §112 Non-Final OA — Pending Jun 04, 2024
18716345 CALCIUM-CONTAINING GRAPHITE STEEL WIRE ROD, GRAPHITE STEEL, AND MANUFACTURING AND CUTTING METHOD THEREFOR MCGUTHRY BANKS, TIMA MICHELE 1733 §103 Non-Final OA — Pending Jun 04, 2024
18715902 GRAPHITE STEEL WIRE ROD AND GRAPHITE STEEL FOR TV PEM NUT PARTS, METHODS FOR MANUFACTURING AND CUTTING THEREFOR WU, JENNY R 1733 §103 Non-Final OA — Pending Jun 03, 2024
18714912 COLD ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME WU, JENNY R 1733 §103 Non-Final OA — Pending May 30, 2024
18713520 HOT ROLLED STEEL SHEET FOR GROUND REINFORCEMENT AND STEEL PIPE FOR GROUND REINFORCEMENT, AND MANUFACTURING METHODS THEREOF YANG, JIE 1734 §103 Non-Final OA — Pending May 24, 2024
18712129 HOT-ROLLED STEEL SHEET AND METHOD FOR MANUFACTURING SAME YANG, JIE 1734 §103 Final Rejection — Pending May 21, 2024
18712125 ULTRAHIGH-STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT FORMABILITY AND MANUFACTURING METHOD THEREFOR POLLOCK, AUSTIN M 1738 §103§112 Non-Final OA — Pending May 21, 2024
18711801 CALCIUM-CONTAINING GRAPHITE STEEL HAVING EXCELLENT MACHINABILITY, AND MANUFACTURING METHOD THEREFOR WANG, NICHOLAS A 1734 §103 Non-Final OA — Pending May 20, 2024
18708942 COLD FORGING WIRE ROD AND STEEL PART HAVING IMPROVED DELAYED FRACTURE RESISTANCE, AND METHOD FOR MANUFACTURING SAME PATEL, DEVANG R 1735 §103§112 Non-Final OA — Pending May 09, 2024
18707417 AUSTENITIC STEEL HAVING EXCELLENT ULTRA-LOW TEMPERATURE TOUGHNESS IN WELD HEAT-AFFECTED ZONE, AND MANUFACTURING METHOD THEREFOR LIANG, ANTHONY M 1734 Other Non-Final OA — Pending May 03, 2024
18703223 FERRITIC STAINLESS STEEL AND MANUFACTURING METHOD THEREFOR SU, XIAOWEI 1733 §102 Non-Final OA — Pending Apr 19, 2024
18702142 ECO-FRIENDLY STEEL SHEET HAVING HIGH STRENGTH AND HIGH FORMABILITY, AND METHOD FOR MANUFACTURING SAME SMOOT, MORIAH SIMONE MCMIL 1733 §103 Non-Final OA — Pending Apr 17, 2024
18701814 ULTRATHICK STEEL MATERIALS FOR FLANGE HAVING EXCELLENT STRENGTH AND LOW TEMPERATURE IMPACT TOUGHNESS, AND MANUFACTURING METHOD THEREFOR YANG, JIE 1734 §103§112 Final Rejection — Pending Apr 16, 2024
18701117 CROSS MEMBER FOR BATTERY CASE AND BATTERY CASE KNOWLAN, KEVIN MICHAEL 1783 §102§103§112 Non-Final OA — Pending Apr 12, 2024
18700472 SULFUR-ADDED GRAPHITE STEEL WIRE ROD, STEEL WIRE AND GRAPHITE STEEL, WHICH HAVE EXCELLENT CUTTING PERFORMANCE, AND MANUFACTURING METHODS THEREFOR SIDDIQUI, ADIL ABDUL WAJID 1735 §103§112 Non-Final OA — Pending Apr 11, 2024
18698704 FERRITIC STAINLESS STEEL WITH EXCELLENT CLAD SHEET WORKABILITY, AND MANUFACTURING METHOD THEREFOR SIDDIQUI, ADIL ABDUL WAJID 1735 §103§112 Non-Final OA — Pending Apr 04, 2024
18698614 SURFACE TREATMENT COMPOSITION FOR TERNARY HOT DIP GALVANIZED STEEL SHEET, SURFACE-TREATED TERNARY HOT DIP GALVANIZED STEEL SHEET USING SAME AND PREPARATION METHOD THEREOF LOUGHRAN, RYAN PATRICK 1731 §103§112 Non-Final OA — Pending Apr 04, 2024
18696200 FERRITIC STAINLESS STEEL HAVING IMPROVED MAGNETIC PROPERTIES AND MANUFACTURING METHOD THEREFOR MORALES, RICARDO D 1738 §103 Final Rejection — Pending Mar 27, 2024
18694803 HIGH-STRENGTH AND THICK STEEL SHEET HAVING EXCELLENT HOLE EXPANDABILITY AND DUCTILITY, AND MANUFACTURING METHOD THEREFOR SMOOT, MORIAH SIMONE MCMIL 1733 §103§112 Non-Final OA — Pending Mar 22, 2024
18693982 HIGH STRENGTH COLD ROLLED STEEL SHEET HAVING EXCELLENT SURFACE QUALITY AND LOW MECHANICAL PROPERTY DEVIATION AND MANUFACTURING METHOD OF SAME HEVEY, JOHN A 1735 §102§103 Non-Final OA — Pending Mar 21, 2024
18691485 ULTRA-HIGH STRENGTH COLD-ROLLED STEEL SHEET HAVING EXCELLENT HOLE-EXPANDABILITY AND METHOD FOR MANUFACTURING SAME SU, XIAOWEI 1733 §103§112 Non-Final OA — Pending Mar 13, 2024
18687154 TUBE STRUCTURE NGUYEN, CHI Q 3635 §103 Non-Final OA 46d overdue Pending Feb 27, 2024
18681688 PLATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE ANDD SURFACE APPEARANCE AND METHOD FOR MANUFACTURING SAME LA VILLA, MICHAEL EUGENE 1784 §112 Non-Final OA 7d Pending Feb 06, 2024
18294044 HOT-ROLLED STEEL PLATE AND STEEL TUBE HAVING EXCELLENT ABRASION RESISTANCE, AND MANUFACTURING METHOD THEREOF SMITH, CATHERINE P 1735 §102§103§112 Non-Final OA 8d Pending Jan 31, 2024
18293850 STEEL AND STEEL WIRE, WHICH ARE FOR SPRING, AND MANUFACTURING METHODS THEREFOR SHAMS, NAZMUN NAHAR 1738 §102§112 Non-Final OA — Pending Jan 31, 2024
18293772 HIGH STRENGTH HOT-ROLLED STEEL SHEET HAVING EXCELLENT FORMABILITY, AND MANUFACTURING METHOD THEREFOR KOSHY, JOPHY STEPHEN 1733 §103§112 Non-Final OA — Pending Jan 30, 2024
18293195 STEEL PLATE HAVING EXCELLENT HEAT AFFECTED ZONE TOUGHNESS AND METHOD FOR MANUFACTURING SAME YANG, JIE 1734 §103 Final Rejection — Pending Jan 29, 2024
18574620 SIDE SILL FOR VEHICLE FULLER, ROBERT EDWARD 3676 §102§103 Final Rejection 9d Pending Dec 27, 2023
18570960 SIDE SILL FOR VEHICLE LYNCH, CARLY W 3643 §103 Non-Final OA 56d Pending Dec 15, 2023
18537245 HIGH-STRENGTH STEEL MATERIAL HAVING EXCELLENT LOW-TEMPERATURE STRAIN AGAIN IMPACT PROPERTIES AND METHOD FOR MANUFACTURING SAME SMITH, CATHERINE P 1735 §103 Final Rejection — Pending Dec 12, 2023
18566219 WIRE ROD AND STEEL WIRE FOR SPRING, SPRING WITH IMPROVED STRENGTH AND FATIGUE LIMIT, AND METHOD FOR MANUFACTURING SAME KESSLER, CHRISTOPHER S 1759 §103§112Other Non-Final OA — Pending Dec 01, 2023
18561348 WIRE ROD HAVING EXCELLENT DRAWABILITY, AND MANUFACTURING METHOD THEREFOR SIDDIQUI, ADIL ABDUL WAJID 1735 §103§112 Non-Final OA — Pending Nov 16, 2023
18290092 SIDE FRAME FOR BATTERY CASE GAGNON, CHRISTOPHER LAWRENCE 1712 §102§103§112 Non-Final OA — Pending Nov 09, 2023
18385162 MICROCRACK-REDUCED, HOT PRESS-FORMED ARTICLE, AND METHOD FOR MANUFACTURING SAME HILL, STEPHANI A 1735 §103 Non-Final OA — Pending Oct 30, 2023
18268425 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME JANSSEN, REBECCA 1733 §103§112 Final Rejection — Pending Oct 27, 2023
18287977 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME STILES, JACOB BENJAMIN 1733 §103 Final Rejection — Pending Oct 23, 2023
18375764 HOT PRESS-FORMED MEMBER HAVING EXCELLENT CRACK PROPAGATION RESISTANCE AND DUCTILITY, AND METHOD FOR PRODUCING SAME WALCK, BRIAN D 1738 §103 Final Rejection — Pending Oct 02, 2023
18285178 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MAGNETIC-DOMAIN-REFINEMENT THEREOF CARDA, DANIELLE MARIE 1738 §103§112 Non-Final OA — Pending Sep 29, 2023
18280811 METHOD FOR REMOVING FERRIC IONS FROM SULFATE-BASED IRON ELECTROPLATING SOLUTION WITTENBERG, STEFANIE S 1795 §103§112 Final Rejection — Pending Sep 07, 2023
18463036 METHOD OF MANUFACTURING A ZINC-NICKEL ALLOY ELECTROPLATED STEEL SHEET MENDEZ, ZULMARIAM 1794 §103 Final Rejection — Pending Sep 07, 2023
18280011 TAILOR WELDED BLANK, HOT PRESS FORMED PART, AND METHOD FOR MANUFACTURING SAME KESSLER, CHRISTOPHER S 1759 §103 Final Rejection 17d overdue Pending Sep 01, 2023
18268755 ELECTRICAL STEEL SHEET AND LAMINATE THEREOF JACKSON, MONIQUE R 1787 §103Other Non-Final OA 21d Pending Jul 18, 2023
18221521 STEEL SHEET HAVING EXCELLENT HYDROGEN INDUCED CRACKING RESISTANCE AND LONGITUDINAL STRENGTH UNIFORMITY, AND MANUFACTURING METHOD THEREFOR WANG, NICHOLAS A 1734 §103 Final Rejection — Pending Jul 13, 2023
18268768 ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE AND MANUFACTURING METHOD THEREFOR COPENHEAVER, BLAINE R 1781 §102§103 Non-Final OA 7d Pending Jun 21, 2023
18268806 ELECTRICAL STEEL SHEET, AND ELECTRICAL STEEL SHEET LAMINATE RICE, STEVEN 1787 §103 Non-Final OA 7d Pending Jun 21, 2023
18268780 ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE, AND MANUFACTURING METHOD THEREFOR RICE, STEVEN 1787 §103§112 Non-Final OA 6d Pending Jun 21, 2023
18268838 ADHESIVE COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET LAMINATE, AND METHOD FOR MANUFACTURING SAME RICE, STEVEN 1787 §103§112 Non-Final OA 7d Pending Jun 21, 2023
18268584 GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND MANUFACTURING METHOD THEREFOR LUK, VANESSA TIBAY 1733 §103 Non-Final OA — Pending Jun 20, 2023
18268387 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME LUK, VANESSA TIBAY 1733 §103 Non-Final OA — Pending Jun 20, 2023
18268545 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME LUK, VANESSA TIBAY 1733 §103 Non-Final OA — Pending Jun 20, 2023
18268572 PLATED STEEL SHEET FOR EXTERIOR PANEL, AND METHOD FOR MANUFACTURING SAME SHAMS, NAZMUN NAHAR 1738 §103 Non-Final OA — Pending Jun 20, 2023
18268576 SELF-BONDING ELECTRICAL STEEL SHEET AND LAMINATE COMPRISING SAME LAWLER, JOHN VINCENT 1787 §103 Final Rejection — Pending Jun 20, 2023
18268499 AUSTENITIC HIGH MANGANESE STEEL FOR DISC BRAKE WALCK, BRIAN D 1738 §103 Non-Final OA — Pending Jun 20, 2023
18268061 WIRE ROD AND PART WITH IMPROVED DELAYED FRACTURE RESISTANCE, AND METHODS FOR MANUFACTURING SAME DUMBRIS, SETH M 1784 §103 Non-Final OA — Pending Jun 16, 2023
18268087 WIRE ROD FOR ULTRAHIGH-STRENGTH SPRINGS, STEEL WIRE, AND MANUFACTURING METHOD THEREFOR SIDDIQUI, ADIL ABDUL WAJID 1735 §103 Final Rejection — Pending Jun 16, 2023
18267224 HIGH-STRENGTH WIRE ROD FOR COLD HEADING WITH SUPERIOR HEAT TREATMENT CHARACTERISTICS AND RESISTANCE OF HYDROGEN-DELAYED FRACTURE CHARACTERISTICS, HEAT-TREATED COMPONENT, AND METHOD FOR MANUFACTURING SAME YANG, JIE 1734 §103Other Non-Final OA — Pending Jun 14, 2023
18267381 HIGH STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT COATABILITY AND METHOD OF MANUFACTURING SAME OMORI, MARY I 1784 §103 Final Rejection 19d Pending Jun 14, 2023
18267237 STEEL WIRE WITH IMPROVED DRAWABILITY, AND MANUFACTURING METHOD THEREFOR LUK, VANESSA TIBAY 1733 §102§103 Non-Final OA — Pending Jun 14, 2023
18266198 CARBON FILAMENT WIRE FOR LASER WELDING OF STEEL SHEET HAVING ALUMINIUM-BASED COATING LAYER, LASER WELDING METHOD OF STEEL SHEET HAVING ALUMINIUM-BASED COATING LAYER USING SAME, AND WELDED PRODUCT PRODUCED BY SAME KERR, ELIZABETH M 3761 §103§112 Final Rejection — Pending Jun 08, 2023
18265345 FERRITIC STAINLESS STEEL WITH IMPROVED RIDGING RESISTANCE AND ITS MANUFACTURING METHOD KOSHY, JOPHY STEPHEN 1733 §102§112 Non-Final OA — Pending Jun 05, 2023
18039175 HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET WITH EXCELLENT PLATING QUALITY, STEEL SHEET FOR PLATING, AND MANUFACTURING METHODS THEREFOR KRUPICKA, ADAM C 1784 Other Final Rejection 20d Pending May 26, 2023
18038914 HIGH-STRENGTH HOT-DIP GALVANIZED STEEL SHEET HAVING EXCELLENT PLATING QUALITY, STEEL SHEET FOR PLATING, AND METHODS FOR MANUFACTURING SAME KRUPICKA, ADAM C 1784 §103Other Non-Final OA — Pending May 25, 2023
18038396 AUSTENITIC STAINLESS STEEL FOR POLYMER FUEL CELL SEPARATOR WITH IMPROVED CONTACT RESISTANCE AND MANUFACTURING METHOD THEREOF HEVEY, JOHN A 1735 §103§112 Non-Final OA 19d Pending May 23, 2023
18037468 HOT ROLLED STEEL HAVING LOW COMPRESSIVE STRENGTH LOSS AFTER BEING PROCESSED INTO STEEL PIPE, AND MANUFACTURING METHOD THEREFOR WU, JENNY R 1733 §102 Non-Final OA — Pending May 17, 2023
18036645 HIGH YIELD RATIO AND HIGH STRENGTH STEEL SHEET HAVING EXCELLENT THERMAL STABILITY, AND MANUFACTURING METHOD THEREFOR OMORI, MARY I 1784 §103 Final Rejection 4d overdue Pending May 11, 2023
18034951 FERRITIC STAINLESS STEEL WITH IMPROVED STRENGTH, WORKABILITY, AND CORROSION RESISTANCE ALDAZ CERVANTES, MAYELA RENATA 1733 §103 Non-Final OA — Pending May 02, 2023
18033244 ELECTROMAGNETIC INSPECTION DEVICE CAPABLE OF CALIBRATION SCHINDLER, DAVID M 2858 §103§112 Non-Final OA — Pending Apr 21, 2023
18032977 METHOD FOR MANUFACTURING TAILOR WELDED BLANK USING STEEL SHEET FOR HOT PRESSING HAVING AL-FE-BASED INTERMETALLIC ALLOY LAYER LUK, VANESSA TIBAY 1733 §102§103 Non-Final OA 75d Pending Apr 20, 2023
18135934 SHAPE CHECKING DEVICE FOR BENDING MATERIAL AND CONTINUOUS FORMING MACHINE NGUYEN, QUANG X.L. 2853 §103§112 Non-Final OA 7d Pending Apr 18, 2023
18032328 HIGH-STRENGTH STEEL STRIP HAVING EXCELLENT WORKABILITY, AND METHOD FOR MANUFACTURING SAME KOSHY, JOPHY STEPHEN 1733 §103§112 Non-Final OA 49d overdue Pending Apr 17, 2023
18029865 ULTRA HIGH STRENGTH STEEL SHEET HAVING EXCELLENT DUCTILITY AND METHOD FOR MANUFACTURING THEREOF WANG, XIAOBEI 1784 §103 Final Rejection 42d Pending Mar 31, 2023
18028083 BATTERY CASE JELSMA, JONATHAN G 1722 DP Non-Final OA 42d Pending Mar 23, 2023
18017125 METHOD AND APPARATUS MANUFACTURING HOT PRESS FORMED PARTS FOR MULTI-STEP PROCESS EKIERT, TERESA M 3725 §103 Final Rejection 8d overdue Pending Jan 20, 2023
17784514 ANNEALING SEPARATOR COMPOSITION FOR GRAIN-ORIENTED ELECTRICAL STEEL SHEET, GRAIN-ORIENTED ELECTRICAL STEEL SHEET, AND MANUFACTURING METHOD THEREFOR ALDAZ CERVANTES, MAYELA RENATA 1733 §103 Final Rejection 49d Pending Aug 12, 2022

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month