Prosecution Insights
Last updated: October 25, 2026

Zonhon Biopharma Institute Inc.

Technology area: Biotechnology & Pharmaceuticals

3 pending office actions • 3 art units • 3 examiners • 0 of 3 (0%) have an AI response strategy ready

Analysis

Zonhon Biopharma Institute Inc. has 3 pending office actions in Biotechnology & Pharmaceuticals. The matters involve 3 distinct examiners and 3 distinct art units, indicating separate examination channels for the recorded workload.

EPSTEIN, TODD MATTHEW is the busiest examiner, with 1 pending matter. Each application should be managed through its own examiner-specific review and response plan.

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

Portfolio Summary

3
Total Pending OAs
3
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.

0
Hard (0%)
3
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (33%)
Double-patenting + other2 (67%)

Industry Mix

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

3
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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
EPSTEIN, TODD MATTHEW 1 60.8% +43.6%
EIX, EMILY FAY 1 45.7% +76.0%
CHASE, CAROL ANN 1 41.9% +84.9%

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18833840 USE OF KALLIKREIN I OR DERIVATIVE THEREOF IN TREATMENT OF VCI, PSCI OR CSVD EPSTEIN, TODD MATTHEW —
18725848 RECOMBINANT TYPE I ALLERGEN OF ARTEMISIA ANNUA POLLEN, AND PREPARATION METHOD AND USE THEREOF EIX, EMILY FAY —
18704066 ANTI-CD26 ANTIBODIES AND USE THEREOF CHASE, CAROL ANN —

Top Art Units

Art UnitApps
1652 1
1653 1
1646 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18833840 USE OF KALLIKREIN I OR DERIVATIVE THEREOF IN TREATMENT OF VCI, PSCI OR CSVD EPSTEIN, TODD MATTHEW 1652 §103DP Non-Final OA — Pending Jul 26, 2024
18725848 RECOMBINANT TYPE I ALLERGEN OF ARTEMISIA ANNUA POLLEN, AND PREPARATION METHOD AND USE THEREOF EIX, EMILY FAY 1653 §103 Non-Final OA — Pending Jul 01, 2024
18704066 ANTI-CD26 ANTIBODIES AND USE THEREOF CHASE, CAROL ANN 1646 §112DP Non-Final OA — Pending Apr 24, 2024

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Frequently Asked Questions

How many pending USPTO office actions does Zonhon Biopharma Institute Inc. have?

Zonhon Biopharma Institute Inc. has 3 pending office actions as of October 2026, spread across 3 art units and 3 examiners.

Which USPTO examiner handles the most Zonhon Biopharma Institute Inc. applications?

Todd Matthew Epstein has the most, with 1 of Zonhon Biopharma Institute Inc.'s pending office actions.

What technology area are Zonhon Biopharma Institute Inc.'s patent applications in?

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

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