Prosecution Insights
Last updated: October 27, 2026

Sean R Donohue, USPTO Patent Examiner

Listed by the USPTO as DONOHUE, SEAN R

Tech Center 3700 • Art Units: 1618 3797

This examiner grants 41% of resolved cases

Analysis

DONOHUE, SEAN R works in tech center 3700 and art unit 1618. The record contains 736 resolved cases, a 41.4% allowance rate, and a median of 1214 days to allowance. The 21.0% interview lift indicates that interviews may support outcomes, but the allowance rate points to the need for rigorous written prosecution and careful claim positioning.

The leading companies are The University of North Carolina at Chapel Hill, Columbia University, and Curium US LLC. The leading firms are AMSTER, ROTHSTEIN & EBENSTEIN LLP, Meunier Carlin & Curfman LLC, and PABST PATENT GROUP LLP. Counsel can use the recurring participants to inform preparation for this art unit.

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

Performance Statistics

41.4%
Allow Rate
-28.6% vs TC avg
807
Total Applications
+21.0%
Interview Lift
1214
Avg Prosecution Days
Based on 736 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
9.8%
§102 Novelty
52.2%
§103 Obviousness
20.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17997295 METHODS FOR RADIOLABELLING PSMA BINDING LIGANDS AND THEIR KITS Final Rejection Novartis AG
17997299 METHODS FOR RADIOLABELING PSMA BINDING LIGANDS AND THEIR KITS Final Rejection Novartis AG
18285413 BIOORTHOGONAL REACTION SUITABLE FOR CLICK/UNCLICK APPLICATIONS Final Rejection DANA-FARBER CANCER INSTITUTE, INC.
17705781 Multi-Enzyme Nanoparticle-Assisted Stable Isotope Incorporation Into Small Molecules by Channeling Final Rejection The Government of the United States of America, as represented by the Secretary of the Navy
17550542 BIOMIMETIC ANISOTROPIC POLYMERIC PARTICLES WITH NATURALLY DERIVED CELL MEMBRANES FOR ENHANCED DRUG DELIVERY Non-Final OA The Johns Hopkins University
17919848 Fluorinated Derivatives of Gabapentin and Methods of Use Thereof Non-Final OA The General Hospital Corporation
18554403 COMPOUNDS AND METHODS FOR THERANOSTIC TARGETING OF PARP ACTIVITY Final Rejection BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18247427 METHODS AND COMPOSITIONS FOR SYNERGISTIC UPTAKE AND RETENTION OF SMALL MOLECULE LIGANDS Final Rejection CORNELL UNIVERSITY
18029596 METHODS AND COMPOSITIONS FOR INCREASING UPTAKE, INTERNALIZATION, AND/OR RETENTION OF SMALL MOLECULE LIGANDS Final Rejection CORNELL UNIVERSITY
18603721 COMPOUNDS AND COMPOSITIONS USEFUL AS RADIOTRACERS FOR IMAGING OF REACTIVE OXIDATIVE SPECIES Final Rejection Wake Forest University Health Sciences
18398557 METHODS AND COMPOSITIONS FOR INHIBITING FIBROBLAST ACTIVATION Final Rejection NOVOCURE GMBH
18123236 Small Molecule Ligand-Drug Conjugates for Targeted Cancer Therapy Non-Final OA Georgia State University Research Foundation, Inc.
18044356 METHOD FOR TREATING ACUTE MYELOID LEUKEMIA USING VENETOCLAX IN CONJUNCTION WITH LINTUZUMAB-AC225 Final Rejection ACTINIUM PHARMACEUTICALS, INC.

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Frequently Asked Questions

What is examiner Sean R Donohue's allowance rate?

41.4% of resolved applications examined by Sean R Donohue were allowed (736 resolved cases), compared with 33.1% across Art Unit 1618 over the last five years.

Does an interview help with examiner Sean R Donohue?

This examiner's interview lift is +21.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Sean R Donohue take to allow a patent?

Applications allowed by Sean R Donohue took 1,214 days on average from filing to allowance.

Which art unit does examiner Sean R Donohue work in?

Sean R Donohue examines applications in Art Unit 1618 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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