Prosecution Insights
Last updated: October 25, 2026

Meiji Seika Pharma Co. Ltd.

Technology area: Biotechnology & Pharmaceuticals

1 pending office actions • 1 art units • 1 examiners • 0 of 1 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

Meiji Seika Pharma Co. Ltd. currently manages 1 pending office action within the Biotechnology & Pharmaceuticals technology area. This prosecution activity is concentrated under 1 distinct examiner, CHASE, CAROL ANN. This indicates a focused portfolio relative to the 1 distinct examiner assigned. Such a narrow distribution suggests that the company's current patent strategy is localized within a specific technical niche rather than being spread across multiple departments of the USPTO. This concentration allows for direct engagement with the assigned examiner during the prosecution process.

The busiest examiner, CHASE, CAROL ANN, is responsible for the 1 busiest examiner pending case. This activity is situated within 1 distinct art unit, meaning the company's immediate success in this field depends on a specific point of review. For a practitioner, this indicates a centralized prosecution environment relative to the 1 distinct art unit involved, where examiner-specific trends will significantly impact the portfolio's trajectory. The lack of diversity in examiners simplifies the monitoring process but increases the impact of the examiner's perspective on the overall portfolio. The resolution of this 1 pending office action will determine the immediate status of the company's filings. Future filings may either continue this focused trend or expand into broader categories within the Biotechnology & Pharmaceuticals sector.

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

Portfolio Summary

1
Total Pending OAs
0
Non-Final OAs
1
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.

0
Hard (0%)
0
Medium (0%)
1
Easy (100%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§112 only1 (100%)

Industry Mix

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

1
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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CHASE, CAROL ANN 1 41.9% +84.9%

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
18041818 ANTI-CLEAVED MUTANT CALR-CD3 BISPECIFIC ANTIBODY AND PHARMACEUTICAL COMPOSITION CHASE, CAROL ANN —

Top Art Units

Art UnitApps
1646 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18041818 ANTI-CLEAVED MUTANT CALR-CD3 BISPECIFIC ANTIBODY AND PHARMACEUTICAL COMPOSITION CHASE, CAROL ANN 1646 §112 Final Rejection — Pending Feb 16, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Meiji Seika Pharma Co. Ltd. have?

Meiji Seika Pharma Co. Ltd. has 1 pending office actions as of October 2026, spread across 1 art units and 1 examiners.

Which USPTO examiner handles the most Meiji Seika Pharma Co. Ltd. applications?

Carol Ann Chase has the most, with 1 of Meiji Seika Pharma Co. Ltd.'s pending office actions.

What technology area are Meiji Seika Pharma 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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