Prosecution Insights
Last updated: August 15, 2026

Regenxbio Inc.

6 pending office actions • 5 art units • 6 examiners • 0 of 6 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Portfolio Summary

6
Total Pending OAs
5
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
0
Due this month
1
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.

4
Hard (67%)
1
Medium (17%)
1
Easy (17%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Double-patenting only1 (17%)
Double-patenting + other1 (17%)
Multi-statute (no §101)4 (67%)

Industry Mix

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

6
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.

60 h
Manual time on pending OAs
12 h
Time saved (low, 20%)
21 h
Time saved (mid, 35%)
0.5 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HUDSON, AMY ROSE 1 75.0% +11.4%
HUMPHRIES, NICHOLAS ADAM 1 33.3% +78.6%
MOLOYE, TITILAYO 1 63.1% +47.1%
PENNINGTON, KATIE LEIGH 1 27.6% +58.4%
NOBLE, MARCIA STEPHENS 1 67.0% +40.3%
TSAY, MARSHA M 1 45.7% +52.5%

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
18034042 VECTORIZED TNF-ALPHA ANTAGONISTS FOR OCULAR INDICATIONS HUMPHRIES, NICHOLAS ADAM 33d
17766941 ADENO-ASSOCIATED VIRUS VECTOR PHARMACEUTICAL COMPOSITION AND METHODS MOLOYE, TITILAYO
17638517 TREATMENT OF DIABETIC RETINOPATHY WITH FULLY-HUMAN POST-TRANSLATIONALLY MODIFIED ANTI-VEGF FAB PENNINGTON, KATIE LEIGH
17600418 RECOMBINANT ADENO-ASSOCIATED VIRUSES AND USES THEREOF TSAY, MARSHA M

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
18034042 VECTORIZED TNF-ALPHA ANTAGONISTS FOR OCULAR INDICATIONS HUMPHRIES, NICHOLAS ADAM 33d
18264364 METHODS FOR PREVENTING CARDIAC OR SKELETAL DEFECTS IN DISEASES INCLUDING MUCOPOLYSACCHARIDOSES HUDSON, AMY ROSE
17766941 ADENO-ASSOCIATED VIRUS VECTOR PHARMACEUTICAL COMPOSITION AND METHODS MOLOYE, TITILAYO
17638517 TREATMENT OF DIABETIC RETINOPATHY WITH FULLY-HUMAN POST-TRANSLATIONALLY MODIFIED ANTI-VEGF FAB PENNINGTON, KATIE LEIGH
17605486 FULLY-HUMAN POST-TRANSLATIONALLY MODIFIED ANTIBODY THERAPEUTICS NOBLE, MARCIA STEPHENS
17600418 RECOMBINANT ADENO-ASSOCIATED VIRUSES AND USES THEREOF TSAY, MARSHA M

Top Art Units

Art UnitApps
1632 2
1636 1
1631 1
1634 1
1656 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18264364 METHODS FOR PREVENTING CARDIAC OR SKELETAL DEFECTS IN DISEASES INCLUDING MUCOPOLYSACCHARIDOSES HUDSON, AMY ROSE 1636 DP Non-Final OA Pending Aug 04, 2023
18034042 VECTORIZED TNF-ALPHA ANTAGONISTS FOR OCULAR INDICATIONS HUMPHRIES, NICHOLAS ADAM 1631 §103§112 Non-Final OA 33d Pending Apr 26, 2023
17766941 ADENO-ASSOCIATED VIRUS VECTOR PHARMACEUTICAL COMPOSITION AND METHODS MOLOYE, TITILAYO 1632 §103§112 Non-Final OA Pending Apr 06, 2022
17638517 TREATMENT OF DIABETIC RETINOPATHY WITH FULLY-HUMAN POST-TRANSLATIONALLY MODIFIED ANTI-VEGF FAB PENNINGTON, KATIE LEIGH 1634 §102§103§112 Non-Final OA Pending Feb 25, 2022
17605486 FULLY-HUMAN POST-TRANSLATIONALLY MODIFIED ANTIBODY THERAPEUTICS NOBLE, MARCIA STEPHENS 1632 §112DP Final Rejection Pending Oct 21, 2021
17600418 RECOMBINANT ADENO-ASSOCIATED VIRUSES AND USES THEREOF TSAY, MARSHA M 1656 §103§112 Non-Final OA Pending Sep 30, 2021

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