Prosecution Insights
Last updated: October 25, 2026

Nippon Shinyaku Co., Ltd.

Technology area: Biotechnology & Pharmaceuticals

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

Analysis

Nippon Shinyaku Co., Ltd. has 6 pending office actions in Biotechnology & Pharmaceuticals. The matters involve 6 distinct examiners and 6 distinct art units, so the portfolio is distributed across separate examination assignments. This structure limits the usefulness of a single examiner-specific response strategy.

KUMAR, RAKESH is the busiest examiner, with 1 pending matter. The docket does not show repeated examiner assignments among the listed matters. Practitioners should coordinate technical positions centrally while tailoring prosecution responses to each examiner and art-unit setting.

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

Portfolio Summary

6
Total Pending OAs
5
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
0
Due this month
0
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.

4
Hard (67%)
2
Medium (33%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other2 (33%)
§103 only1 (17%)
§102 only1 (17%)
Multi-statute (no §101)2 (33%)

Industry Mix

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

5
Life Sciences
83% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
17% 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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KUMAR, RAKESH 1 57.2% +28.2%
RILEY, JEZIA 1 83.0% +7.2%
KARUNASENA, ENUSHA 1 25.0% +100.0%
LEE, CHIHYI NMN 1 33.3% +61.1%
RYAN, DOUGLAS CHARLES 1 38.2% +48.4%
GALSTER, SAMUEL LEONARD 1 52.1% +42.2%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18723577 METHOD FOR PRODUCING OLIGONUCLEIC ACID COMPOUND RILEY, JEZIA —
18685453 METHOD FOR ESTIMATING MICROBIAL GROWTH RATE IN FOOD, METHOD FOR EVALUATING SHELF LIFE OF FOOD, AND SYSTEM FOR ESTIMATING MICROBIAL GROWTH RATE IN FOOD KARUNASENA, ENUSHA —
18684158 HEAT-RESISTANT MOLD GROWTH INHIBITOR, FOOD AND DRINK IN WHICH GROWTH OF HEAT-RESISTANT MOLD IS INHIBITED, AND METHOD FOR INHIBITING GROWTH OF HEAT-RESISTANT MOLD LEE, CHIHYI NMN —
18577142 PRECIPITATION SUPPRESSING AGENT RYAN, DOUGLAS CHARLES —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18288057 METHOD FOR PRODUCING OLIGONUCLEIC ACID COMPOUND GALSTER, SAMUEL LEONARD 9d overdue
19232346 MEASURING CONTAINER KUMAR, RAKESH —
18685453 METHOD FOR ESTIMATING MICROBIAL GROWTH RATE IN FOOD, METHOD FOR EVALUATING SHELF LIFE OF FOOD, AND SYSTEM FOR ESTIMATING MICROBIAL GROWTH RATE IN FOOD KARUNASENA, ENUSHA —
18684158 HEAT-RESISTANT MOLD GROWTH INHIBITOR, FOOD AND DRINK IN WHICH GROWTH OF HEAT-RESISTANT MOLD IS INHIBITED, AND METHOD FOR INHIBITING GROWTH OF HEAT-RESISTANT MOLD LEE, CHIHYI NMN —
18577142 PRECIPITATION SUPPRESSING AGENT RYAN, DOUGLAS CHARLES —

Top Art Units

Art UnitApps
3651 1
1681 1
1653 1
1628 1
1635 1
1693 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19232346 MEASURING CONTAINER KUMAR, RAKESH 3651 §102 Non-Final OA — Pending Jun 09, 2025
18723577 METHOD FOR PRODUCING OLIGONUCLEIC ACID COMPOUND RILEY, JEZIA 1681 §102§103§112 Non-Final OA — Pending Jun 24, 2024
18685453 METHOD FOR ESTIMATING MICROBIAL GROWTH RATE IN FOOD, METHOD FOR EVALUATING SHELF LIFE OF FOOD, AND SYSTEM FOR ESTIMATING MICROBIAL GROWTH RATE IN FOOD KARUNASENA, ENUSHA 1653 §101§102 Non-Final OA — Pending Feb 21, 2024
18684158 HEAT-RESISTANT MOLD GROWTH INHIBITOR, FOOD AND DRINK IN WHICH GROWTH OF HEAT-RESISTANT MOLD IS INHIBITED, AND METHOD FOR INHIBITING GROWTH OF HEAT-RESISTANT MOLD LEE, CHIHYI NMN 1628 §101§102 Non-Final OA — Pending Feb 15, 2024
18577142 PRECIPITATION SUPPRESSING AGENT RYAN, DOUGLAS CHARLES 1635 §102§103 Non-Final OA — Pending Jan 05, 2024
18288057 METHOD FOR PRODUCING OLIGONUCLEIC ACID COMPOUND GALSTER, SAMUEL LEONARD 1693 §103 Final Rejection 9d overdue Pending Oct 24, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Nippon Shinyaku Co., Ltd. have?

Nippon Shinyaku Co., Ltd. has 6 pending office actions as of October 2026, spread across 6 art units and 6 examiners.

Which USPTO examiner handles the most Nippon Shinyaku Co., Ltd. applications?

Rakesh Kumar has the most, with 1 of Nippon Shinyaku Co., Ltd.'s pending office actions.

What technology area are Nippon Shinyaku Co., Ltd.'s patent applications in?

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

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