Prosecution Insights
Last updated: October 25, 2026

Fusion Pharmaceuticals Inc.

Technology area: Biotechnology & Pharmaceuticals

5 pending office actions • 2 art units • 4 examiners • 0 of 5 (0%) have an AI response strategy ready

Analysis

Fusion Pharmaceuticals Inc. has 5 pending office actions in Biotechnology & Pharmaceuticals. The portfolio involves 4 distinct examiners and 2 distinct art units, indicating both examiner overlap and concentration within the art-unit assignments.

MOSHER, ERIC PARKER is the busiest examiner, with 2 pending matters. Counsel should coordinate the matters assigned to that examiner while preserving separate analyses for the remaining applications.

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

Portfolio Summary

5
Total Pending OAs
5
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 (20%)
4
Medium (80%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (20%)
§103 only2 (40%)
Double-patenting + other2 (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
MOSHER, ERIC PARKER 2 100.0% +0.0%
CRAIG, KAILA ANGELIQUE 1 33.8% +25.2%
BAEK, JONGHWAN NMN 1 50.0% +0.0%
DICKINSON, PAUL W 1 63.2% +9.6%

Quick Wins (2)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
18833849 NTSR1-TARGETED RADIOPHARMACEUTICALS AND DNA DAMAGE RESPONSE INHIBITOR COMBINATION THERAPY MOSHER, ERIC PARKER —
18703995 METHODS OF TREATING CANCER MOSHER, ERIC PARKER —

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
18541618 COMBINATION COMPRISING A NEUROTENSIN RECEPTOR BINDING COMPOUND AND NAPOX DICKINSON, PAUL W —

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
18833850 PSMA-TARGETED RADIOPHARMACEUTICALS AND CHECKPOINT INHIBITOR COMBINATION THERAPY CRAIG, KAILA ANGELIQUE —

Top Art Units

Art UnitApps
1618 3
1612 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18833850 PSMA-TARGETED RADIOPHARMACEUTICALS AND CHECKPOINT INHIBITOR COMBINATION THERAPY CRAIG, KAILA ANGELIQUE 1618 §103Other Non-Final OA — Pending Jul 26, 2024
18833849 NTSR1-TARGETED RADIOPHARMACEUTICALS AND DNA DAMAGE RESPONSE INHIBITOR COMBINATION THERAPY MOSHER, ERIC PARKER 1612 §103§112DP Non-Final OA — Pending Jul 26, 2024
18703995 METHODS OF TREATING CANCER MOSHER, ERIC PARKER 1612 §103§112DP Non-Final OA — Pending Apr 23, 2024
18541584 COMBINATION COMPRISING A NEUROTENSIN RECEPTOR BINDING COMPOUND AND FOLFIRINOX BAEK, JONGHWAN NMN 1618 §103Other Non-Final OA — Pending Dec 15, 2023
18541618 COMBINATION COMPRISING A NEUROTENSIN RECEPTOR BINDING COMPOUND AND NAPOX DICKINSON, PAUL W 1618 §101§103DP Non-Final OA — Pending Dec 15, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Fusion Pharmaceuticals Inc. have?

Fusion Pharmaceuticals Inc. has 5 pending office actions as of October 2026, spread across 2 art units and 4 examiners.

Which USPTO examiner handles the most Fusion Pharmaceuticals Inc. applications?

Eric Parker Mosher has the most, with 2 of Fusion Pharmaceuticals Inc.'s pending office actions.

What technology area are Fusion Pharmaceuticals 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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