Prosecution Insights
Last updated: October 27, 2026

Nippon Kayaku Kabushiki Kaisha

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

9 pending office actions • 8 art units • 9 examiners • 0 of 9 (0%) have an AI response strategy ready • 25 patents granted in the last 365 days

Analysis

Nippon Kayaku Kabushiki Kaisha has 9 pending office actions in Biotechnology & Pharmaceuticals. The matters are distributed among 9 examiners across 8 art units, creating a broad workload with extensive examiner coverage and limited art-unit concentration.

IVANOVA, SVETLANA M is the busiest examiner, with 1 pending matter. Each examiner carries one listed matter, so the principal management challenge is coordinating many individual responses while preserving a coherent biotechnology and pharmaceutical claim strategy.

The spread across 8 art units supports matter-specific technical analysis rather than a uniform response approach. A central prosecution matrix can still capture recurring prior-art themes, claim amendments, and deadlines without assuming that one examiner's position applies throughout the portfolio.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Portfolio Summary

9
Total Pending OAs
5
Non-Final OAs
4
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
1
Due this month
1
Due in next 60 days
0
Due later

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.

3
Hard (33%)
6
Medium (67%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only3 (33%)
§102 only2 (22%)
Double-patenting + other1 (11%)
Multi-statute (no §101)3 (33%)

Industry Mix

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

7
Life Sciences
78% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
11% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
11% 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.

90 h
Manual time on pending OAs
18 h
Time saved (low, 20%)
31 h
Time saved (mid, 35%)
0.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
IVANOVA, SVETLANA M 1 50.9% +51.8%
BASQUILL, SEAN M 1 38.8% +21.7%
HERNANDEZ, JACKSON J 1 50.7% +39.2%
PEO, JONATHAN M 1 48.4% +47.6%
FELTON, AILEEN BAKER 1 51.7% +16.7%
YOON, TAE H 1 66.7% +24.5%
STEPHENS, AMELIA CAROLE 1 75.0% +50.0%
SHAH, MANISH S 1 86.0% +7.2%
KARST, DAVID THOMAS 1 64.8% +9.7%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18553835 INKJET INK, INK SET, INK MEDIUM SET, AND PRINTING MEDIUM SHAH, MANISH S —

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18519225 COMBINED USE OF UBENIMEX AND IMMUNE CHECKPOINT INHIBITOR STEPHENS, AMELIA CAROLE 14d
18711667 IGNITION AGENT AND IGNITER INCLUDING THE SAME FELTON, AILEEN BAKER 33d
18294340 Polyimide Resin, Resin Composition Comprising Polyimide Resin and Cured Product Thereof YOON, TAE H —

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
18519225 COMBINED USE OF UBENIMEX AND IMMUNE CHECKPOINT INHIBITOR STEPHENS, AMELIA CAROLE 14d
18711667 IGNITION AGENT AND IGNITER INCLUDING THE SAME FELTON, AILEEN BAKER 33d
18845717 PEST CONTROLLING AGENT IVANOVA, SVETLANA M —
18845312 AGROCHEMICAL EMULSIFIABLE COMPOSITION BASQUILL, SEAN M —
18843615 AGRICULTURE COMPOSITION HERNANDEZ, JACKSON J —
18727188 WINDING FILTER PEO, JONATHAN M —
18294340 Polyimide Resin, Resin Composition Comprising Polyimide Resin and Cured Product Thereof YOON, TAE H —

Top Art Units

Art UnitApps
1627 2
1614 1
1779 1
1734 1
1762 1
1645 1
2853 1
3991 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18845717 PEST CONTROLLING AGENT IVANOVA, SVETLANA M 1627 §102 Non-Final OA — Pending Sep 10, 2024
18845312 AGROCHEMICAL EMULSIFIABLE COMPOSITION BASQUILL, SEAN M 1614 §103 Final Rejection — Pending Sep 09, 2024
18843615 AGRICULTURE COMPOSITION HERNANDEZ, JACKSON J 1627 §103§112DP Non-Final OA — Pending Sep 03, 2024
18727188 WINDING FILTER PEO, JONATHAN M 1779 §103 Final Rejection — Pending Jul 08, 2024
18711667 IGNITION AGENT AND IGNITER INCLUDING THE SAME FELTON, AILEEN BAKER 1734 §102§103§112 Non-Final OA 33d Pending May 20, 2024
18294340 Polyimide Resin, Resin Composition Comprising Polyimide Resin and Cured Product Thereof YOON, TAE H 1762 §103§112 Non-Final OA — Pending Feb 01, 2024
18519225 COMBINED USE OF UBENIMEX AND IMMUNE CHECKPOINT INHIBITOR STEPHENS, AMELIA CAROLE 1645 §103§112 Final Rejection 14d Pending Nov 27, 2023
18553835 INKJET INK, INK SET, INK MEDIUM SET, AND PRINTING MEDIUM SHAH, MANISH S 2853 §102 Final Rejection — Pending Oct 03, 2023
18284102 CURABLE RESIN COMPOSITION AND CURED OBJECT OBTAINED THEREFROM KARST, DAVID THOMAS 3991 §103 Non-Final OA — Pending Sep 26, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Nippon Kayaku Kabushiki Kaisha have?

Nippon Kayaku Kabushiki Kaisha has 9 pending office actions as of October 2026, spread across 8 art units and 9 examiners.

Which USPTO examiner handles the most Nippon Kayaku Kabushiki Kaisha applications?

Svetlana M Ivanova has the most, with 1 of Nippon Kayaku Kabushiki Kaisha's pending office actions.

What technology area are Nippon Kayaku Kabushiki Kaisha's patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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