Prosecution Insights
Last updated: October 25, 2026

Insmed Incorporated

Technology area: Biotechnology & Pharmaceuticals

8 pending office actions • 7 art units • 7 examiners • 0 of 8 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Analysis

Insmed Incorporated has 7 pending office actions in Biotechnology & Pharmaceuticals. The portfolio spans 6 examiners and 6 art units, showing broad distribution across examination personnel and technical groups.

NGUYEN, JOHN P is the busiest examiner, with 2 pending matters. Counsel can coordinate those matters where their issues overlap, but the wider portfolio still calls for application-level review.

Consistent claim terminology and technical support may improve prosecution efficiency across related cases. Examiner and art-unit differences make it important to adapt amendments and arguments rather than use a uniform response without review.

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

Portfolio Summary

8
Total Pending OAs
8
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.

4
Hard (50%)
1
Medium (12%)
3
Easy (38%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (12%)
§103 only1 (12%)
§112 only1 (12%)
Double-patenting only2 (25%)
Multi-statute (no §101)3 (38%)

Industry Mix

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

8
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.

80 h
Manual time on pending OAs
16 h
Time saved (low, 20%)
28 h
Time saved (mid, 35%)
0.7 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
NGUYEN, JOHN P 2 43.9% +41.8%
HOLLOMAN, NANNETTE 1 60.7% +23.1%
MURESAN, ANA Z 1 75.0% +31.2%
AL-AWADI, DANAH J 1 54.6% +13.2%
RAGHU, GANAPATHIRAM 1 73.7% +26.5%
ONDACHI, PAULINE WANJIKU MUCH 1 100.0% +0.0%
WARD, AARON DUREL 1 0.0% +0.0%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18787251 DEIMMUNIZED LYSOSTAPHIN AND METHODS OF USE RAGHU, GANAPATHIRAM —
18704872 CERTAIN N-(1-CYAN0-2-PHENYLETHYL]-1,4-OXAZEPANE-2-CARBOXAMIDES FOR TREATING CHRONIC RHINOSINUSITIS ONDACHI, PAULINE WANJIKU MUCH —
18294792 ADENO-ASSOCIATED VIRUS PARTICLES AND METHODS OF USE THEREOF WARD, AARON DUREL —
18513377 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF NGUYEN, JOHN P —

Interview Candidates (6)

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 6 ordered by deadline are shown.

App #TitleExaminerDue in
19092890 METHODS FOR CONTINUOUS MANUFACTURE OF LIPOSOMAL DRUG PRODUCTS HOLLOMAN, NANNETTE —
19031214 METHODS OF MANUFACTURING TREPROSTINIL AND TREPROSTINIL DERIVATIVE PRODRUGS MURESAN, ANA Z —
18974779 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF AL-AWADI, DANAH J —
18787251 DEIMMUNIZED LYSOSTAPHIN AND METHODS OF USE RAGHU, GANAPATHIRAM —
18513377 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF NGUYEN, JOHN P —
18034619 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF NGUYEN, JOHN P —

Top Art Units

Art UnitApps
1619 2
1612 1
1692 1
1615 1
1652 1
1627 1
1636 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19092890 METHODS FOR CONTINUOUS MANUFACTURE OF LIPOSOMAL DRUG PRODUCTS HOLLOMAN, NANNETTE 1612 DP Non-Final OA — Pending Mar 27, 2025
19031214 METHODS OF MANUFACTURING TREPROSTINIL AND TREPROSTINIL DERIVATIVE PRODRUGS MURESAN, ANA Z 1692 §112Other Non-Final OA — Pending Jan 17, 2025
18974779 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF AL-AWADI, DANAH J 1615 DP Non-Final OA — Pending Dec 09, 2024
18787251 DEIMMUNIZED LYSOSTAPHIN AND METHODS OF USE RAGHU, GANAPATHIRAM 1652 §101§102§103§112Other Non-Final OA — Pending Jul 29, 2024
18704872 CERTAIN N-(1-CYAN0-2-PHENYLETHYL]-1,4-OXAZEPANE-2-CARBOXAMIDES FOR TREATING CHRONIC RHINOSINUSITIS ONDACHI, PAULINE WANJIKU MUCH 1627 §103§112 Non-Final OA — Pending Apr 25, 2024
18294792 ADENO-ASSOCIATED VIRUS PARTICLES AND METHODS OF USE THEREOF WARD, AARON DUREL 1636 §103§112 Non-Final OA — Pending Feb 02, 2024
18513377 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF NGUYEN, JOHN P 1619 §103§112Other Non-Final OA — Pending Nov 17, 2023
18034619 DRY POWDER COMPOSITIONS OF TREPROSTINIL PRODRUGS AND METHODS OF USE THEREOF NGUYEN, JOHN P 1619 §103 Non-Final OA — Pending Nov 10, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Insmed Incorporated have?

Insmed Incorporated has 8 pending office actions as of October 2026, spread across 7 art units and 7 examiners.

Which USPTO examiner handles the most Insmed Incorporated applications?

John P Nguyen has the most, with 2 of Insmed Incorporated's pending office actions.

What technology area are Insmed Incorporated's patent applications in?

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

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