Prosecution Insights
Last updated: October 04, 2026

Purdue - Flaster Greenberg P.C.

Technology area: Biotechnology & Pharmaceuticals

6 pending office actions • 2 clients • 6 examiners • 6 art units • 0 of 6 (0%) have an AI response strategy ready

Analysis

Purdue - Flaster Greenberg P.C. operates in the Biotechnology & Pharmaceuticals sector, with 39 career applications. The firm has a resolved allowance rate of 50.0 percent. Prosecution typically requires an average of 4.0 office actions per allowance. There are 5 pending office actions currently under management.

The 50.0 percent allowance rate across 39 career applications suggests a challenging prosecution environment in the life sciences. The 4.0 office actions per allowance indicate that reaching an allowance often involves a significant number of interactions with the patent office. These figures highlight the complexity of securing patent rights in the biotechnology and pharmaceutical fields for this firm's clients.

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

Quality Metrics (n=39 apps, methodology: how we score firms)

50.0%
Allowance Rate
n=39
+0.10σ
Allowance Rate (norm)
n=39
—
OAs to Allowance
n=1 (min 20)
—
OAs to Allow (norm)
n=1 (min 20)
—
Time to Allowance
n=1 (min 20)
+100.0pp
Interview Lift
n=39
150.0%
RCE Rate
n=39
0.0%
Appeal Rate
n=39

Rejection Performance (% of received rejections ultimately overcome)

—
§101 Overcome
n=3 (min 20)
—
§102 Overcome
n=9 (min 20)
—
§103 Overcome
n=8 (min 20)
—
§112 Overcome
n=9 (min 20)

Specialization & Scale

A61K, A61P, C12N
Top CPC Subclasses
57%
Top-3 CPC Share
n=39
0
Practitioners
n=39
—
Apps / Practitioner
n=39 (min 20)

Portfolio Summary

6
Total Pending OAs
3
Non-Final OAs
2
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 5 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

5
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 5 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (5)

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.

6
Hard (100%)
0
Medium (0%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
Multi-statute (no §101)6 (100%)

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
FUBARA, BLESSING M 1 62.2% +34.3%
DAVIS, BRIAN J 1 84.8% -4.0%
OGUNBIYI, OLUWATOSIN A 1 63.7% +41.4%
WORSHAM, JESSICA N 1 56.3% +56.3%
COUGHLIN, MATTHEW P 1 71.3% +12.4%
GURLEY, JAMI MICHELLE 1 53.3% +16.1%

Hard Cases (6)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
17794917 LIGAND-MEDIATED DELIVERY OF THERAPEUTIC PROTEINS AND THE USES THEREOF GURLEY, JAMI MICHELLE 53d overdue
18034969 NON-CATIONIC SOFT POLYPHENOL NANOCAPSULES FOR EFFECTIVE SYSTEMIC DELIVERY OF SMALL INTERFERING RNA (siRNA) FOR CANCER TREATMENT WORSHAM, JESSICA N 44d overdue
18123018 Circularly Recyclable Polymers Featuring Topochemically Elongated Carbon-Carbon Bonds COUGHLIN, MATTHEW P 36d overdue
18550036 NOVEL VACCINE FORMULATIONS FOR MYCOBACTERIUM TUBERCULOSIS AND USE OF THEREOF OGUNBIYI, OLUWATOSIN A 17d overdue
18285439 IMMUNOFUNCTIONAL CARRIER, METHODS OF USES, AND COMPOSITION MATTERS AS AN ANTITUMOR IMMUNOTHERAPY DAVIS, BRIAN J 3d overdue
18702531 NANOPARTICLE-BASED ABUSE-DETERRENT FORMULATIONS AND METHODS OF MAKING AND USING FUBARA, BLESSING M —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
17794917 LIGAND-MEDIATED DELIVERY OF THERAPEUTIC PROTEINS AND THE USES THEREOF GURLEY, JAMI MICHELLE 53d overdue
18034969 NON-CATIONIC SOFT POLYPHENOL NANOCAPSULES FOR EFFECTIVE SYSTEMIC DELIVERY OF SMALL INTERFERING RNA (siRNA) FOR CANCER TREATMENT WORSHAM, JESSICA N 44d overdue
18123018 Circularly Recyclable Polymers Featuring Topochemically Elongated Carbon-Carbon Bonds COUGHLIN, MATTHEW P 36d overdue
18550036 NOVEL VACCINE FORMULATIONS FOR MYCOBACTERIUM TUBERCULOSIS AND USE OF THEREOF OGUNBIYI, OLUWATOSIN A 17d overdue
18702531 NANOPARTICLE-BASED ABUSE-DETERRENT FORMULATIONS AND METHODS OF MAKING AND USING FUBARA, BLESSING M —

Client Portfolio (2 clients)

Client (Assignee)Pending OAs
Purdue University 5
Houston Methodist 1

Top Art Units

Art UnitApps
16131
16141
16451
16151
16261
16471

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18702531 NANOPARTICLE-BASED ABUSE-DETERRENT FORMULATIONS AND METHODS OF MAKING AND USING Purdue Research Foundation FUBARA, BLESSING M 1613 §103§112 Non-Final OA — Pending Apr 18, 2024
18285439 IMMUNOFUNCTIONAL CARRIER, METHODS OF USES, AND COMPOSITION MATTERS AS AN ANTITUMOR IMMUNOTHERAPY Purdue Research Foundation DAVIS, BRIAN J 1614 §102§112 Non-Final OA 3d overdue Pending Oct 03, 2023
18550036 NOVEL VACCINE FORMULATIONS FOR MYCOBACTERIUM TUBERCULOSIS AND USE OF THEREOF Houston Methodist Research Institute OGUNBIYI, OLUWATOSIN A 1645 §102§103§112 Final Rejection 17d overdue Pending Sep 11, 2023
18034969 NON-CATIONIC SOFT POLYPHENOL NANOCAPSULES FOR EFFECTIVE SYSTEMIC DELIVERY OF SMALL INTERFERING RNA (siRNA) FOR CANCER TREATMENT Purdue Research Foundation WORSHAM, JESSICA N 1615 §102§103 Final Rejection 44d overdue Pending May 02, 2023
18123018 Circularly Recyclable Polymers Featuring Topochemically Elongated Carbon-Carbon Bonds Purdue Research Foundation COUGHLIN, MATTHEW P 1626 §102§112 Non-Final OA 36d overdue Pending Mar 17, 2023
17794917 LIGAND-MEDIATED DELIVERY OF THERAPEUTIC PROTEINS AND THE USES THEREOF Purdue Research Foundation GURLEY, JAMI MICHELLE 1647 §103§112 Non-Final OA 53d overdue Pending Jul 22, 2022

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