Prosecution Insights
Last updated: May 29, 2026

Nippon Steel Stainless Steel Corporation

7 pending office actions • 3 art units • 6 examiners • 0 of 7 (0%) have an AI response strategy ready • 6 patents granted in the last 365 days

Portfolio Summary

7
Total Pending OAs
5
Non-Final OAs
2
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 7 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

4
Overdue
0
Due this week
1
Due this month
2
Due in next 60 days
0
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. 7 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (4)Due ≤ 30 days (1)Due ≤ 60 days (2)

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.

0
Hard (0%)
6
Medium (86%)
0
Easy (0%)
1
Unknown (14%)

Rejection Statute Mix

BucketCases
§103 only6 (86%)
No statute on record1 (14%)

Industry Mix

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

7
Life Sciences
100% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
0
Business / Other
0% 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.

70 h
Manual time on pending OAs
14 h
Time saved (low, 20%)
24 h
Time saved (mid, 35%)
0.6 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
YANG, JIE 2 62.2% +19.0%
KOSHY, JOPHY STEPHEN 1 63.0% +40.6%
WU, JENNY R 1 63.2% +16.5%
HILL, STEPHANI A 1 29.4% +43.9%
SU, XIAOWEI 1 71.3% +12.3%
SMITH, CATHERINE P 1 16.1% +12.3%

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
17273562 AUSTENITIC STAINLESS STEEL SHEET SMITH, CATHERINE P 71d overdue
18032771 FERRITIC STAINLESS STEEL AND COMPONENT FOR EXHAUST GAS HILL, STEPHANI A 23d overdue

Interview Candidates (7)

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 7 ordered by deadline are shown.

App #TitleExaminerDue in
17273562 AUSTENITIC STAINLESS STEEL SHEET SMITH, CATHERINE P 71d overdue
17907885 WELD STRUCTURE, STAINLESS STEEL WELDED STRUCTURE, STAINLESS STEEL WELDED CONTAINER AND STAINLESS STEEL YANG, JIE 31d overdue
18032771 FERRITIC STAINLESS STEEL AND COMPONENT FOR EXHAUST GAS HILL, STEPHANI A 23d overdue
18281206 MARTENSITIC STAINLESS STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND METHOD FOR MANUFACTURING SAME, AND MARTENSITIC STAINLESS BLADED PRODUCT KOSHY, JOPHY STEPHEN 17d overdue
17800495 AUSTENITIC STAINLESS STEEL AND SPRING SU, XIAOWEI 26d
17800866 STAINLESS STEEL, STAINLESS STEEL MATERIAL, AND METHOD FOR PRODUCING STAINLESS STEEL YANG, JIE 34d
18277747 MARTENSITIC STAINLESS STEEL PLATE FOR BRAKE DISK ROTOR, BRAKE DISK ROTOR, AND METHOD FOR MANUFACTURING MARTENSITIC STAINLESS STEEL PLATE FOR BRAKE DISK ROTOR WU, JENNY R 47d

Top Art Units

Art UnitApps
1733 3
1735 2
1734 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18281206 MARTENSITIC STAINLESS STEEL SHEET HAVING EXCELLENT CORROSION RESISTANCE AND METHOD FOR MANUFACTURING SAME, AND MARTENSITIC STAINLESS BLADED PRODUCT KOSHY, JOPHY STEPHEN 1733 §103 Non-Final OA 17d overdue Pending Sep 08, 2023
18277747 MARTENSITIC STAINLESS STEEL PLATE FOR BRAKE DISK ROTOR, BRAKE DISK ROTOR, AND METHOD FOR MANUFACTURING MARTENSITIC STAINLESS STEEL PLATE FOR BRAKE DISK ROTOR WU, JENNY R 1733 §103 Final Rejection 47d Pending Aug 17, 2023
18032771 FERRITIC STAINLESS STEEL AND COMPONENT FOR EXHAUST GAS HILL, STEPHANI A 1735 §103 Non-Final OA 23d overdue Pending Apr 19, 2023
17907885 WELD STRUCTURE, STAINLESS STEEL WELDED STRUCTURE, STAINLESS STEEL WELDED CONTAINER AND STAINLESS STEEL YANG, JIE 1734 §103 Final Rejection 31d overdue Pending Aug 29, 2022
17800866 STAINLESS STEEL, STAINLESS STEEL MATERIAL, AND METHOD FOR PRODUCING STAINLESS STEEL YANG, JIE 1734 Other Non-Final OA 34d Pending Aug 18, 2022
17800495 AUSTENITIC STAINLESS STEEL AND SPRING SU, XIAOWEI 1733 §103 Non-Final OA 26d Pending Aug 17, 2022
17273562 AUSTENITIC STAINLESS STEEL SHEET SMITH, CATHERINE P 1735 §103 Non-Final OA 71d overdue Pending Mar 04, 2021

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