Prosecution Insights
Last updated: October 25, 2026

Ishihara Sangyo Kaisha Ltd.

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Ishihara Sangyo Kaisha Ltd. has 5 pending office actions in Biotechnology & Pharmaceuticals. Those matters involve 5 examiners across 3 art units, indicating that prosecution is spread across several examination assignments rather than centered on a single examiner.

LOVE, TREVOR M is the busiest examiner with 1 pending matter. Because the examiner assignments are distributed, counsel may need a coordinated portfolio review that preserves consistency in technical positions while adapting arguments to the relevant art unit.

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

Portfolio Summary

5
Total Pending OAs
2
Non-Final OAs
3
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.

2
Hard (40%)
2
Medium (40%)
1
Easy (20%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (40%)
§112 only1 (20%)
Multi-statute (no §101)2 (40%)

Industry Mix

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

5
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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LOVE, TREVOR M 1 43.1% +26.8%
MCDOWELL, BRIAN E 1 74.0% +31.0%
AHVAZI, BIJAN 1 63.1% +47.6%
BORALSKY, LUKE ALAN 1 66.7% +44.4%
JUSTICE, GINA CHIEUN YU 1 55.6% +8.5%

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
18881915 METHOD FOR CONTROLLING UNDESIRED PLANTS AND PROMOTING GROWTH OF USEFUL PLANTS LOVE, TREVOR M —
18578828 METHOD FOR PREVENTING DEFORMATION OF RESIN-MADE AGROCHEMICAL CONTAINER AHVAZI, BIJAN —

Interview Candidates (4)

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 4 ordered by deadline are shown.

App #TitleExaminerDue in
18881915 METHOD FOR CONTROLLING UNDESIRED PLANTS AND PROMOTING GROWTH OF USEFUL PLANTS LOVE, TREVOR M —
18849719 PYRIDAZINONE COMPOUND OR SALT THEREOF AND PEST CONTROL AGENT CONTAINING IT MCDOWELL, BRIAN E —
18578828 METHOD FOR PREVENTING DEFORMATION OF RESIN-MADE AGROCHEMICAL CONTAINER AHVAZI, BIJAN —
18574489 NEMATICIDAL COMPOSITION BORALSKY, LUKE ALAN —

Top Art Units

Art UnitApps
1624 2
1611 1
1763 1
1617 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18881915 METHOD FOR CONTROLLING UNDESIRED PLANTS AND PROMOTING GROWTH OF USEFUL PLANTS LOVE, TREVOR M 1611 §102§103 Non-Final OA — Pending Jan 07, 2025
18849719 PYRIDAZINONE COMPOUND OR SALT THEREOF AND PEST CONTROL AGENT CONTAINING IT MCDOWELL, BRIAN E 1624 §112 Non-Final OA — Pending Sep 23, 2024
18578828 METHOD FOR PREVENTING DEFORMATION OF RESIN-MADE AGROCHEMICAL CONTAINER AHVAZI, BIJAN 1763 §103§112 Final Rejection — Pending Jan 12, 2024
18574489 NEMATICIDAL COMPOSITION BORALSKY, LUKE ALAN 1624 §103 Final Rejection — Pending Dec 27, 2023
17784851 METHOD WHICH BRINGS BENEFITS TO HEALTH AND/OR GROWTH OF USEFUL PLANTS JUSTICE, GINA CHIEUN YU 1617 §103 Final Rejection 30d overdue Pending Jun 13, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Ishihara Sangyo Kaisha Ltd. have?

Ishihara Sangyo Kaisha Ltd. has 5 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most Ishihara Sangyo Kaisha Ltd. applications?

Trevor M Love has the most, with 1 of Ishihara Sangyo Kaisha Ltd.'s pending office actions.

What technology area are Ishihara Sangyo Kaisha 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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