Prosecution Insights
Last updated: October 01, 2026

4E Therapeutics Inc.

Technology area: Biotechnology & Pharmaceuticals

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

Analysis

4E Therapeutics Inc. is active in the Biotechnology & Pharmaceuticals technology area with 1 pending office action. This specific action represents the current state of the company's patent prosecution. The presence of 1 pending office action suggests a concentrated effort to secure intellectual property rights within this technical domain.

The prosecution is managed through 1 distinct art unit and involves 1 distinct examiner. This concentration indicates that the company's current applications are being evaluated within a specific technical niche. For a practitioner, the involvement of 1 distinct examiner means that the prosecution strategy is not diversified across various perspectives at the patent office.

HEASLEY, MEGHAN CHRISTINE is the busiest examiner for this portfolio, with a busiest examiner pending count of 1. This examiner is responsible for the 1 pending office action currently active. The success of the company's pending matters is therefore tied to the examination requirements of HEASLEY, MEGHAN CHRISTINE. Practitioners should monitor the tendencies of HEASLEY, MEGHAN CHRISTINE to anticipate the next steps in the prosecution process.

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.

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

Rejection Statute Mix

BucketCases
Double-patenting + other1 (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
HEASLEY, MEGHAN CHRISTINE 1 75.2% +34.0%

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
18003829 PYRIDINE-1,5-DIONES EXHIBITING MNK INHIBITION AND THEIR METHOD OF USE HEASLEY, MEGHAN CHRISTINE —

Top Art Units

Art UnitApps
1626 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18003829 PYRIDINE-1,5-DIONES EXHIBITING MNK INHIBITION AND THEIR METHOD OF USE HEASLEY, MEGHAN CHRISTINE 1626 §102§103DP Non-Final OA — Pending Dec 29, 2022

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