Prosecution Insights
Last updated: October 01, 2026

NIPPON STEEL Corporation

Technology area: Chemistry & Materials

89 pending office actions • 21 art units • 60 examiners • 0 of 89 (0%) have an AI response strategy ready • 194 patents granted in the last 365 days

Portfolio Summary

89
Total Pending OAs
64
Non-Final OAs
21
Final Rejections
4
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 21 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

9
Overdue
2
Due this week
7
Due this month
2
Due in next 60 days
1
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 21 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (9)Due ≤ 7 days (2)Due ≤ 30 days (7)Due ≤ 60 days (2)Due later (1)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

30
Hard (34%)
51
Medium (57%)
8
Easy (9%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other3 (3%)
§103 only45 (51%)
§112 only5 (6%)
Double-patenting only3 (3%)
Double-patenting + other6 (7%)
Multi-statute (no §101)27 (30%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

33
Life Sciences
37% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
1% of docket
12
Mechanical / Eng
13% of docket
43
Business / Other
48% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

890 h
Manual time on pending OAs
178 h
Time saved (low, 20%)
312 h
Time saved (mid, 35%)
7.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
SU, XIAOWEI 6 71.7% +12.8%
WANG, NICHOLAS A 5 53.6% +22.5%
YANG, JIE 3 62.6% +19.4%
HEVEY, JOHN A 3 61.6% +19.9%
HILL, STEPHANI A 3 29.4% +44.2%
O'KEEFE, SEAN P 3 65.7% +12.5%
ROE, JESSEE RANDALL 3 76.4% +7.8%
WALCK, BRIAN D 3 58.7% +26.9%
KOSHY, JOPHY STEPHEN 2 63.8% +39.4%
WANG, XIAOBEI 2 65.4% +48.3%

Hard Cases (32)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17909231 HOT-DIP ZINC-PLATED STEEL SHEET HILL, STEPHANI A 70d overdue
17765697 HOT-ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME HILL, STEPHANI A 43d overdue
18284032 NON-ORIENTED ELECTRICAL STEEL SHEET O'KEEFE, SEAN P 32d overdue
18548663 BRAKE DISC FOR RAILWAY VEHICLE KING, BRADLEY T 9d overdue
18849814 TORSION BEAM FRISBY, KEITH J 3d overdue
18562224 FE-BASED AMORPHOUS ALLOY AND FE-BASED AMORPHOUS ALLOY RIBBON WALCK, BRIAN D 13d
18287945 AUTOMOBILE PANEL AND METHOD FOR PRODUCING SAME COLILLA, DANIEL JAMES 14d
19146166 STRUCTURAL COMPONENT TO, TOAN C —

Interview Candidates (30)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
17909231 HOT-DIP ZINC-PLATED STEEL SHEET HILL, STEPHANI A 70d overdue
17765697 HOT-ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME HILL, STEPHANI A 43d overdue
18284032 NON-ORIENTED ELECTRICAL STEEL SHEET O'KEEFE, SEAN P 32d overdue
17438939 FERRITIC HEAT-RESISTANT STEEL SU, XIAOWEI 8d
18562224 FE-BASED AMORPHOUS ALLOY AND FE-BASED AMORPHOUS ALLOY RIBBON WALCK, BRIAN D 13d
18278326 STEEL SHEET, STEEL MEMBER, AND COATED STEEL MEMBER SU, XIAOWEI 14d
17761043 METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET WALCK, BRIAN D 34d
18279757 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME SU, XIAOWEI 40d

Top Art Units

Art UnitApps
1733 9
1738 6
1759 4
1784 4
1735 4
3614 2
3612 2
3616 2
3617 1
3615 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19146166 STRUCTURAL COMPONENT TO, TOAN C 3614 §102§112 Non-Final OA — Pending Jul 07, 2025
19106215 PLATED STEEL MATERIAL AND METHOD FOR MANUFACTURING PLATED STEEL MATERIAL DUMBRIS, SETH M 1759 §103 Non-Final OA — Pending Feb 25, 2025
19106216 COATED CHECKERED STEEL SHEET RUMMEL, IAN A — §103 Non-Final OA — Pending Feb 25, 2025
19104938 METHOD FOR MANUFACTURING PRESS-FORMED PRODUCT, AND BLANK DANIELS, MATTHEW J — §103 Non-Final OA — Pending Feb 19, 2025
19104429 WHEEL COMINO, EVA L — §102§103 Non-Final OA — Pending Feb 18, 2025
19009597 NON-ORIENTED ELECTRICAL STEEL SHEET, MOTOR CORE, METHOD FOR MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET, AND METHOD FOR MANUFACTURING MOTOR CORE KOSHY, JOPHY STEPHEN 1733 §103§112 Non-Final OA — Pending Jan 03, 2025
18881108 SLIDING MEMBER WANG, XIAOBEI 1784 §103§112 Non-Final OA — Pending Jan 03, 2025
18876598 PLATED STEEL SHEET SCHLEIS, DANIEL J 1784 §103§112 Non-Final OA — Pending Dec 18, 2024
18873269 STEEL SHEET WANG, XIAOBEI 1784 §103§112 Non-Final OA — Pending Dec 09, 2024
18696428 STRUCTURAL MEMBER WALRAED-SULLIVAN, KYLE — §103§112 Non-Final OA — Pending Nov 15, 2024
18853193 EDDY CURRENT DECELERATION DEVICE ANDREWS, MICHAEL — §103 Non-Final OA — Pending Oct 01, 2024
18853365 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR FORMING INSULATING COATING WANG, NICHOLAS A — §112 Non-Final OA — Pending Oct 01, 2024
18850574 NON-ORIENTED ELECTRICAL STEEL SHEET AND MOTOR CORE YANG, JIE — §103DP Non-Final OA — Pending Sep 25, 2024
18850360 HOT-STAMP FORMED BODY WANG, NICHOLAS A — DP Non-Final OA — Pending Sep 24, 2024
18850236 STEEL MATERIAL WANG, NICHOLAS A — §103§112DP Non-Final OA — Pending Sep 24, 2024
18849814 TORSION BEAM FRISBY, KEITH J 3614 §102§103§112 Non-Final OA 3d overdue Pending Sep 23, 2024
18691958 DUPLEX STAINLESS STEEL MATERIAL FLORES, JAVIER — §103 Non-Final OA — Pending Sep 23, 2024
18848754 ALLOY MATERIAL HEVEY, JOHN A — §103 Non-Final OA — Pending Sep 19, 2024
18842233 STEEL MATERIAL JANSSEN, REBECCA — §103 Non-Final OA — Pending Aug 28, 2024
18839760 IMMERSION NOZZLE ABOAGYE, MICHAEL — §103§112 Non-Final OA — Pending Aug 20, 2024
18839276 IMPACT ABSORBING MEMBER BOWES, STEPHEN M — §102§112 Non-Final OA — Pending Aug 16, 2024
18838639 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCTION OF SAME MCGUTHRY BANKS, TIMA MICHELE — §103§112 Non-Final OA — Pending Aug 15, 2024
18837961 MARTENSITIC STAINLESS STEEL MATERIAL HEVEY, JOHN A — §103DP Non-Final OA — Pending Aug 13, 2024
18837633 STEEL SHEET FOR HOT STAMPING AND HOT STAMPED PART CARDA, DANIELLE MARIE — §103 Non-Final OA — Pending Aug 12, 2024
18837473 STEEL SHEET AND METHOD FOR MANUFACTURING STEEL SHEET WU, JENNY R — §112 Non-Final OA — Pending Aug 09, 2024
18836837 AUSTENITIC STAINLESS STEEL AND METHOD OF MANUFACTURING AUSTENITIC STAINLESS STEEL FLORES, JAVIER — §103 Non-Final OA — Pending Aug 08, 2024
18835311 STEEL SHEET STILES, JACOB BENJAMIN — §103 Non-Final OA — Pending Aug 01, 2024
18835256 COLD-ROLLED STEEL SHEET STILES, JACOB BENJAMIN — §103§112 Non-Final OA — Pending Aug 01, 2024
18834189 HOT-STAMPING FORMED BODY SMOOT, MORIAH SIMONE MCMIL — §103§112DP Non-Final OA — Pending Jul 29, 2024
18832024 HOT-STAMPING FORMED BODY KOSHY, JOPHY STEPHEN — DP Non-Final OA — Pending Jul 22, 2024
18730568 INNER PANEL OF AUTOMOBILE HOOD, AUTOMOBILE HOOD, AND METHOD FOR PRODUCING AUTOMOBILE HOOD LE, HUAN G — §102§103§112 Non-Final OA — Pending Jul 19, 2024
18730067 STEEL MATERIAL PATEL, DEVANG R — §103§112DP Non-Final OA — Pending Jul 18, 2024
18729920 NON-ORIENTED ELECTRICAL STEEL SHEET HILL, STEPHANI A 1735 §102§103 Non-Final OA — Pending Jul 18, 2024
18727229 Ni-Cr-Fe ALLOY MATERIAL HEVEY, JOHN A — §103 Non-Final OA — Pending Jul 08, 2024
18726373 GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND MANUFACTURING METHOD THEREFOR WANG, NICHOLAS A — §112 Non-Final OA — Pending Jul 02, 2024
18725007 BALANCE INSPECTION APPARATUS, BALANCE INSPECTION METHOD, BALANCE-INSPECTED CRANKSHAFT, ARITHMETIC PROCESSING DEVICE, AND PROGRAM SPLIT, JAMES GERALD — §101§103§112 Non-Final OA — Pending Jun 27, 2024
18724764 STEEL MATERIAL SUITABLE FOR USE IN SOUR ENVIRONMENT WU, JENNY R — §103§112 Non-Final OA — Pending Jun 27, 2024
18721577 HOT STAMPED BODY O'KEEFE, SEAN P — §102§103 Non-Final OA — Pending Jun 18, 2024
18716213 DISC BRAKE DEVICE LANE, NICHOLAS J — §102§103 Non-Final OA — Pending Jun 04, 2024
18716021 HOT STAMPED BODY O'KEEFE, SEAN P — §103 Non-Final OA — Pending Jun 03, 2024
18289809 COOLING STRUCTURE, BATTERY UNIT, AND MANUFACTURING METHOD OF COOLING STRUCTURE MCNULTY, SEAMUS PATRICK — §103 Non-Final OA — Pending May 21, 2024
18660866 WELDED JOINT ROE, JESSEE RANDALL — §103 Non-Final OA — Pending May 10, 2024
18702372 WHEEL FOR RAILWAY VEHICLE ROGERS, ADAM D 3617 §103 Final Rejection — Pending Apr 18, 2024
18700360 RAILWAY WHEEL KOTTER, KIP T 3615 §103 Final Rejection — Pending Apr 11, 2024
18699650 MARTENSITIC STAINLESS STEEL ROUND BAR WANG, NICHOLAS A — §103§112 Non-Final OA — Pending Apr 09, 2024
18697364 HOT-ROLLED STEEL SHEET SHAMS, NAZMUN NAHAR — §103 Non-Final OA — Pending Mar 29, 2024
18618627 PRESS-FORMED ARTICLE ALAWADI, MOHAMMED S 3725 §103 Non-Final OA 146d overdue Pending Mar 27, 2024
18694489 AGGLOMERATED ORE AND METHOD FOR PRODUCING SAME SU, XIAOWEI — §103 Non-Final OA — Pending Mar 22, 2024
18692990 STEEL MATERIAL FOR SLIDING PART AND METHOD OF MANUFACTURING STEEL MATERIAL FOR SLIDING PART SU, XIAOWEI — §103§112 Non-Final OA — Pending Mar 18, 2024
18687374 STEEL MATERIAL YANG, JIE — §103 Final Rejection — Pending Feb 28, 2024
18681813 HOT STAMPED BODY KRUPICKA, ADAM C 1784 §103Other Final Rejection — Pending Feb 06, 2024
18293635 TRANSVERSE FLUX INDUCTION HEATING DEVICE ISKRA, JOSEPH W — §103§112 Non-Final OA — Pending Jan 30, 2024
18579759 STEEL WELDED MEMBER HUNTER, JOHN S — §103 Non-Final OA — Pending Jan 16, 2024
18579095 HEAT-RESISTANT FERRITIC STEEL ROE, JESSEE RANDALL 1759 §103 Final Rejection — Pending Jan 12, 2024
18578652 HOT-ROLLED STEEL SHEET WALCK, BRIAN D 1738 §103 Final Rejection — Pending Jan 11, 2024
18576123 STEEL SHEET AND METHOD FOR PRODUCING SAME SU, XIAOWEI 1733 §103§112 Non-Final OA — Pending Jan 03, 2024
18571267 LASER PROCESSING DEVICE AND LASER PROCESSING METHOD FERDOUSI, FAHMIDA NMN — §102§103§112DP Non-Final OA — Pending Dec 18, 2023
18566434 COLD ROLLED STEEL SHEET AND METHOD FOR PRODUCING SAME ROE, JESSEE RANDALL 1759 §103 Non-Final OA — Pending Dec 01, 2023
18562224 FE-BASED AMORPHOUS ALLOY AND FE-BASED AMORPHOUS ALLOY RIBBON WALCK, BRIAN D 1738 §103§112 Final Rejection 13d Pending Nov 17, 2023
18287945 AUTOMOBILE PANEL AND METHOD FOR PRODUCING SAME COLILLA, DANIEL JAMES 3612 §102§103 Final Rejection 14d Pending Oct 23, 2023
18285516 SURFACE-TREATED STEEL SHEET MCGUTHRY BANKS, TIMA MICHELE 1733 §103 Final Rejection 43d overdue Pending Oct 04, 2023
18284810 VEHICLE PANEL STRUCTURE BUTCHER, CAROLINE N 3676 §102§103 Non-Final OA — Pending Sep 28, 2023
18284032 NON-ORIENTED ELECTRICAL STEEL SHEET O'KEEFE, SEAN P 1738 §102§103§112 Final Rejection 32d overdue Pending Sep 25, 2023
18552084 DUPLEX STAINLESS STEEL WELDED JOINT SMITH, CATHERINE P 1735 §103 Final Rejection 42d overdue Pending Sep 22, 2023
18550245 BRAKE DISC FOR RAILWAY VEHICLE BURCH, MELODY M 3616 §103 Final Rejection — Pending Sep 12, 2023
18548952 STEEL MATERIAL YANG, JIE 1734 §103 Non-Final OA — Pending Sep 05, 2023
18548663 BRAKE DISC FOR RAILWAY VEHICLE KING, BRADLEY T 3616 §102§103 Non-Final OA 9d overdue Pending Sep 01, 2023
18279757 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME SU, XIAOWEI 1733 DP Final Rejection 40d Pending Aug 31, 2023
18279342 NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME KESSLER, CHRISTOPHER S 1759 §103 Non-Final OA — Pending Aug 29, 2023
18278551 RESISTANCE SPOT WELDED JOINT AND METHOD FOR MANUFACTURING RESISTANCE SPOT WELDED JOINT LIU, JINGCHEN 3741 §112 Non-Final OA — Pending Aug 23, 2023
18278326 STEEL SHEET, STEEL MEMBER, AND COATED STEEL MEMBER SU, XIAOWEI 1733 §103 Final Rejection 14d Pending Aug 22, 2023
18274995 BATTERY UNIT DOVE, TRACY MAE 1725 §103 Final Rejection 9d Pending Jul 29, 2023
18269784 FRAME MEMBER MACEDA, KRYSTENE NHE BANDONG 3761 §102§103§112 Final Rejection — Pending Jun 27, 2023
18269821 STRUCTURAL MEMBER PAPE, JOSEPH 3612 §103 Non-Final OA — Pending Jun 27, 2023
18039914 BATTERY CASE OF AUTOMOBILE AND METHOD FOR MANUFACTURING THE SAME PILLAY, DEVINA 1726 §103 Final Rejection 21d Pending Jun 01, 2023
18033387 INTERNAL OXIDE LAYER THICKNESS ESTIMATION DEVICE, INTERNAL OXIDE LAYER THICKNESS ESTIMATION METHOD, AND PROGRAM COTHRAN, BERNARD E — §101§103 Non-Final OA — Pending Apr 24, 2023
18033108 WOUND CORE, METHOD OF PRODUCING WOUND CORE AND WOUND CORE PRODUCTION DEVICE LIAN, MANG TIN BIK 2837 §101§102§103 Non-Final OA — Pending Apr 21, 2023
18033123 NON-ORIENTED ELECTRICAL STEEL SHEET, METHOD FOR PRODUCING SAME, AND HOT-ROLLED STEEL SHEET POLLOCK, AUSTIN M 1738 §103 Non-Final OA 6d Pending Apr 21, 2023
18010271 COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET, LAMINATED CORE AND ROTARY ELECTRIC MACHINE MILLER, BETHANY MACKENZIE 1787 §103 Final Rejection — Pending Dec 14, 2022
18009889 COATING COMPOSITION FOR ELECTRICAL STEEL SHEET, ELECTRICAL STEEL SHEET, LAMINATED CORE AND ELECTRIC MOTOR SLOAN, LILY KAYOKO 1762 §103 Final Rejection 7d Pending Dec 12, 2022
17906408 STEEL PIPE FOR PRESSURE PIPING ALDAZ CERVANTES, MAYELA RENATA 1733 §103 Final Rejection 37d overdue Pending Sep 15, 2022
17909231 HOT-DIP ZINC-PLATED STEEL SHEET HILL, STEPHANI A 1735 §103 Non-Final OA 70d overdue Pending Sep 02, 2022
17791424 PANEL CARPENTER, JOSHUA S 1733 §112 Non-Final OA 72d Pending Jul 07, 2022
17765800 BATTERY CELL CASE AND BATTERY MANUFACTURING METHOD USING SAME FREEMAN, EMILY ELIZABETH 1724 §103 Non-Final OA 30d Pending Mar 31, 2022
17765697 HOT-ROLLED STEEL SHEET AND METHOD OF MANUFACTURING SAME HILL, STEPHANI A 1735 §103 Non-Final OA 43d overdue Pending Mar 31, 2022
17761043 METHOD FOR MANUFACTURING GRAIN-ORIENTED ELECTRICAL STEEL SHEET WALCK, BRIAN D 1738 §103 Non-Final OA 34d Pending Mar 16, 2022
17638461 METHOD FOR MANUFACTURING NON-ORIENTED ELECTRICAL STEEL SHEET POLLOCK, AUSTIN M 1738 §103 Non-Final OA — Pending Feb 25, 2022
17438939 FERRITIC HEAT-RESISTANT STEEL SU, XIAOWEI 1733 §103 Non-Final OA 8d Pending Sep 14, 2021
17291846 Ni-COATED STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AFTER WORKING AND METHOD FOR MANUFACTURING Ni-COATED STEEL SHEET CARPENTER, JOSHUA S 1733 §103 Final Rejection — Pending May 06, 2021

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