Prosecution Insights
Last updated: October 25, 2026

Larimar Therapeutics Inc.

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

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

Analysis

Larimar Therapeutics Inc. is currently managing 2 pending office actions within the Chemistry & Materials technology area. These actions are distributed among 2 distinct examiners, which indicates that each case is receiving an independent review. FRITCHMAN, REBECCA M is identified as the busiest examiner for the portfolio, though she is currently responsible for 1 busiest examiner pending office action.

The administrative data shows that the company's prosecution is occurring within 2 distinct art units. This suggests that the technical subject matter is concentrated within a specific range of material science classifications. For a practitioner, the use of 2 distinct art units means that the prosecution strategy must account for the specific standards of these 2 different divisions. The 2 pending office actions represent the total active pipeline for the company.

Because FRITCHMAN, REBECCA M handles 1 busiest examiner pending office action, the workload is distributed among the available officials. The involvement of 2 distinct examiners ensures that the portfolio's outcomes are not dependent on the tendencies of this individual alone. Practitioners should monitor the feedback from each examiner to identify any common themes that may arise across the 2 pending office actions in the Chemistry & Materials sector.

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

Portfolio Summary

2
Total Pending OAs
1
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
0
Due this week
1
Due this month
0
Due in next 60 days
0
Due later

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 (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (50%)
§103 only1 (50%)

Industry Mix

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

2
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.

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

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
FRITCHMAN, REBECCA M 1 45.6% +35.4%
REYNOLDS, FRED H 1 32.9% +39.3%

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
18315445 FRATAXIN-SENSITIVE LIPID MARKERS FOR MONITORING FRATAXIN REPLACEMENT THERAPY FRITCHMAN, REBECCA M —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
17627638 USE OF FRATAXIN FOR TREATING LEIGH SYNDROME, FRENCH CANADIAN TYPE REYNOLDS, FRED H 14d
18315445 FRATAXIN-SENSITIVE LIPID MARKERS FOR MONITORING FRATAXIN REPLACEMENT THERAPY FRITCHMAN, REBECCA M —

Top Art Units

Art UnitApps
1758 1
1658 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18315445 FRATAXIN-SENSITIVE LIPID MARKERS FOR MONITORING FRATAXIN REPLACEMENT THERAPY FRITCHMAN, REBECCA M 1758 §101§103§112 Non-Final OA — Pending May 10, 2023
17627638 USE OF FRATAXIN FOR TREATING LEIGH SYNDROME, FRENCH CANADIAN TYPE REYNOLDS, FRED H 1658 §103 Final Rejection 14d Pending Jan 14, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Larimar Therapeutics Inc. have?

Larimar Therapeutics Inc. has 2 pending office actions as of October 2026, spread across 2 art units and 2 examiners.

Which USPTO examiner handles the most Larimar Therapeutics Inc. applications?

Rebecca M Fritchman has the most, with 1 of Larimar Therapeutics Inc.'s pending office actions.

What technology area are Larimar Therapeutics Inc.'s patent applications in?

Mostly Chemistry & Materials (USPTO Tech Center 1700), based on where its pending office actions are examined.

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