Prosecution Insights
Last updated: October 02, 2026

Examiner: DONOHUE, SEAN R

Tech Center 3700 • Art Units: 1618 3797

This examiner grants 41% of resolved cases

Analysis

Sean R. Donohue is an examiner in Tech Center 3700 and Art Unit 1618. He has 736 resolved cases. The allowance rate is 41.4%. This 41.4% rate reflects the frequency of grants among the 736 cases. Practitioners can use this 41.4% figure to estimate the probability of a successful outcome for their applications.

The median days to allowance is 1213. This 1213-day period is the time from filing to the issuance of a patent. A median of 1213 days serves as a timeline for applicants to consider when their cases are assigned to this examiner. The 1213-day duration is a key metric for budgeting and project management during the prosecution process in Tech Center 3700.

The interview lift is 21.0%. This 21.0% lift shows an increase in the allowance rate when an interview is conducted. A 21.0% lift suggests that direct communication with the examiner is an effective tactic. Practitioners should use this 21.0% figure to justify scheduling an interview to resolve pending rejections and improve the 41.4% base allowance rate.

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
789
Total Applications
+21.0%
Interview Lift
1213
Avg Prosecution Days
Based on 736 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
9.8%
§102 Novelty
52.1%
§103 Obviousness
20.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18411055 COMPOUND AND LABELED BIOLOGICAL SUBSTANCE USING THE SAME Non-Final OA FUJIFILM Corporation
18690230 IODIDE NANOPARTICLES AND COMPOSITIONS OF METHODS OF USE THEREOF Non-Final OA The University of North Carolina At Chapel Hill
18578434 LABELED COMPOUNDS AND CALCIUM SENSING RECEPTOR LIGANDS FOR IMAGING AND USES THEREOF Non-Final OA The University of North Carolina at Chapel Hill
17550542 BIOMIMETIC ANISOTROPIC POLYMERIC PARTICLES WITH NATURALLY DERIVED CELL MEMBRANES FOR ENHANCED DRUG DELIVERY Non-Final OA The Johns Hopkins University
17264222 COMPETITIVE PROSTATE-SPECIFIC MEMBRANE ANTIGEN (PSMA) BINDING AGENTS FOR REDUCTION OF NON-TARGET ORGAN UPTAKE OF RADIOLABELED PSMA INHIBITORS FOR PSMA POSITIVE TUMOR IMAGING AND RADIOPHARMACEUTICAL THERAPY 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 Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17997295 METHODS FOR RADIOLABELLING PSMA BINDING LIGANDS AND THEIR KITS Non-Final OA Novartis AG
17922583 COPPER-CONTAINING THERAGNOSTIC COMPOSITIONS AND METHODS OF USE Non-Final OA The University of Melbourne
18398557 METHODS AND COMPOSITIONS FOR INHIBITING FIBROBLAST ACTIVATION Final Rejection NOVOCURE GMBH
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
18343960 METHODS AND COMPOUNDS FOR DETECTION AND BINDING OF ALDEHYDES Final Rejection UNIVERSITY OF OTTAWA
18566471 ULTRABRIGHT CHEMILUMINESCENT PROBES FOR DETECTION AND IMAGING Non-Final OA Nanyang Technological University
18290755 Self-assembling nanomaterial for the detection, imaging, or treatment of cancer Non-Final OA OREGON HEALTH & SCIENCE UNIVERSITY
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
18288667 CANCER-SPECIFIC POLYPEPTIDE AND USE THEREOF Final Rejection THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
17793083 REAL-TIME MONITORING OF IN VIVO FREE RADICAL SCAVENGERS THROUGH HYPERPOLARIZED N-ACETYL CYSTEINE ISOTOPES Final Rejection THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY, DEPARTMENT OF HEALTH AND HUMAN SERVIC
17793089 ISOTOPES OF ALPHA KETOGLUTARATE AND RELATED COMPOUNDS AND THEIR USE IN HYPERPOLARIZED IMAGING Final Rejection THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY, DEPARTMENT OF HEALTH AND HUMAN SERVIC
18603721 COMPOUNDS AND COMPOSITIONS USEFUL AS RADIOTRACERS FOR IMAGING OF REACTIVE OXIDATIVE SPECIES Final Rejection Wake Forest University Health Sciences

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