Prosecution Insights
Last updated: October 25, 2026

Fugenbio 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

Analysis

Fugenbio Co. Ltd. currently maintains 1 pending office action within the Biotechnology & Pharmaceuticals technology area. This single matter is handled by 1 distinct examiner, NESTOR, DONNA MICHELLE, who is identified as the busiest examiner for the portfolio with 1 pending case. The prosecution footprint is highly concentrated, as the portfolio is active in only 1 distinct art unit.

For a practitioner, this level of concentration suggests that the outcome of the entire pending portfolio depends on the specific tendencies and requirements of a single individual. Because there is only 1 distinct examiner involved, there is no opportunity to compare examiner behaviors across different applications within the company. The presence of 1 pending office action indicates a focused and limited engagement with the patent office at this time.

The alignment of 1 distinct art unit and 1 distinct examiner simplifies the administrative burden of tracking multiple deadlines or varying examiner preferences. However, it also means that the company has not yet diversified its intellectual property efforts across different technical sub-groups or examination teams. Strategy should focus on the specific precedents and examination styles prevalent in the single art unit where the 1 pending action resides.

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

Portfolio Summary

1
Total Pending OAs
1
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.

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

Rejection Statute Mix

BucketCases
Multi-statute (no §101)1 (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
NESTOR, DONNA MICHELLE 1 56.6% +44.2%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18861273 METHOD FOR PREPARATION OF COMPOUND POSSESSING 5-PENTYLFURFURAL (5-PF) STRUCTURE AND USE THEREOF NESTOR, DONNA MICHELLE —

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
18861273 METHOD FOR PREPARATION OF COMPOUND POSSESSING 5-PENTYLFURFURAL (5-PF) STRUCTURE AND USE THEREOF NESTOR, DONNA MICHELLE —

Top Art Units

Art UnitApps
1627 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18861273 METHOD FOR PREPARATION OF COMPOUND POSSESSING 5-PENTYLFURFURAL (5-PF) STRUCTURE AND USE THEREOF NESTOR, DONNA MICHELLE 1627 §102§112 Non-Final OA — Pending Oct 29, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Fugenbio Co. Ltd. have?

Fugenbio 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 Fugenbio Co. Ltd. applications?

Donna Michelle Nestor has the most, with 1 of Fugenbio Co. Ltd.'s pending office actions.

What technology area are Fugenbio 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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