Prosecution Insights
Last updated: October 25, 2026

Watanabe Oyster Laboratory Co. Ltd.

Technology area: Biotechnology & Pharmaceuticals

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready

Analysis

Watanabe Oyster Laboratory Co. Ltd. has 2 pending office actions in Biotechnology & Pharmaceuticals. The matters involve 2 examiners but share 1 art unit, indicating separate examiner relationships within a common technical setting.

ROCHELLE, CIERRA MARIE is the busiest examiner, with 1 pending matter. Counsel can coordinate technical treatment across the shared art unit while tailoring responses to each examiner.

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

Portfolio Summary

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

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 (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)2 (100%)

Industry Mix

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

2
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.

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ROCHELLE, CIERRA MARIE 1 100.0% +0.0%
IVANOVA, SVETLANA M 1 50.9% +51.8%

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
18870594 8-OHdG CONCENTRATION DECREASE ACCELERATOR, MALONDIALDEHYDE (MDA) CONCENTRATION DECREASE ACCELERATOR, ZIP4 CONCENTRATION INCREASE ACCELERATOR, OR SERUM ZINC CONCENTRATION INCREASE ACCELERATOR FOR JEJUNUM ROCHELLE, CIERRA MARIE —
18713980 GROWTH INHIBITOR OF METASTATIC HUMAN PROSTATE CANCER CELLS IVANOVA, SVETLANA M —

Interview Candidates (1)

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 1 ordered by deadline are shown.

App #TitleExaminerDue in
18713980 GROWTH INHIBITOR OF METASTATIC HUMAN PROSTATE CANCER CELLS IVANOVA, SVETLANA M —

Top Art Units

Art UnitApps
1627 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18870594 8-OHdG CONCENTRATION DECREASE ACCELERATOR, MALONDIALDEHYDE (MDA) CONCENTRATION DECREASE ACCELERATOR, ZIP4 CONCENTRATION INCREASE ACCELERATOR, OR SERUM ZINC CONCENTRATION INCREASE ACCELERATOR FOR JEJUNUM ROCHELLE, CIERRA MARIE 1627 §103§112 Non-Final OA — Pending Nov 29, 2024
18713980 GROWTH INHIBITOR OF METASTATIC HUMAN PROSTATE CANCER CELLS IVANOVA, SVETLANA M 1627 §102§103 Non-Final OA — Pending May 28, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Watanabe Oyster Laboratory Co. Ltd. have?

Watanabe Oyster Laboratory Co. Ltd. has 2 pending office actions as of October 2026, spread across 1 art units and 2 examiners.

Which USPTO examiner handles the most Watanabe Oyster Laboratory Co. Ltd. applications?

Cierra Marie Rochelle has the most, with 1 of Watanabe Oyster Laboratory Co. Ltd.'s pending office actions.

What technology area are Watanabe Oyster Laboratory 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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