Prosecution Insights
Last updated: October 04, 2026

BOARD OF TRUSTEES OF SOUTHERN ILLINOIS UNIVERSITY

Technology area: Biotechnology & Pharmaceuticals

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 1 patents granted in the last 365 days

Analysis

The BOARD OF TRUSTEES OF SOUTHERN ILLINOIS UNIVERSITY is currently managing 2 pending office actions within the Biotechnology & Pharmaceuticals technology area. This level of activity represents a focused effort to advance specific academic or research-driven innovations through the federal patent system. The concentration of these efforts within a single technology area suggests a specialized research priority.

The prosecution of these matters involves 2 distinct examiners, providing a degree of variety in the feedback received from the USPTO. However, both examiners are situated within 1 distinct art unit, which implies that the technical subject matter is highly consistent across the pending applications. This concentration in one art unit means that while individual examiner temperaments may vary, the underlying technical standards and prior art references applied to the 2 pending office actions are likely to be similar.

RYAN, DOUGLAS CHARLES is the busiest examiner for this portfolio, with 1 pending office action currently assigned. Since this examiner handles half of the company's active workload, their specific interpretation of biotechnology patentability will significantly influence the university's immediate success. The presence of 2 distinct examiners within 1 distinct art unit allows the university to compare different examination styles while navigating a unified technical landscape.

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

Portfolio Summary

2
Total Pending OAs
2
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 (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (50%)
Multi-statute (no §101)1 (50%)

Industry Mix

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

1
Life Sciences
50% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
0
Mechanical / Eng
0% of docket
1
Business / Other
50% 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
RYAN, DOUGLAS CHARLES 1 39.2% +47.6%
EPSTEIN, TODD MATTHEW 1 60.9% +43.4%

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
18699523 Compositions and Methods for Treating Cag Repeat Diseases RYAN, DOUGLAS CHARLES —

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
18699523 Compositions and Methods for Treating Cag Repeat Diseases RYAN, DOUGLAS CHARLES —
18692182 ENGINEERED MICROBES FOR THE PRODUCTION OF BIOPOLYMERS FROM OHD-DERIVED ORGANIC CARBON EPSTEIN, TODD MATTHEW —

Top Art Units

Art UnitApps
1652 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18699523 Compositions and Methods for Treating Cag Repeat Diseases RYAN, DOUGLAS CHARLES — §102§103§112 Non-Final OA — Pending Apr 08, 2024
18692182 ENGINEERED MICROBES FOR THE PRODUCTION OF BIOPOLYMERS FROM OHD-DERIVED ORGANIC CARBON EPSTEIN, TODD MATTHEW 1652 §103 Non-Final OA — Pending Mar 14, 2024

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