Prosecution Insights
Last updated: April 19, 2026

Examiner: WESTERBERG, NISSA M

Tech Center 1600 • Art Units: 1618

This examiner grants 23% of resolved cases

Performance Statistics

23.4%
Allow Rate
-36.6% vs TC avg
963
Total Applications
+36.9%
Interview Lift
1578
Avg Prosecution Days
Based on 896 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
10.9%
§102 Novelty
42.9%
§103 Obviousness
26.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17908766 Radionuclide Tracers of 1-Amino-3,4-Difluorocyclopentane-1-Carboxylic Acid, Derivatives, and Uses Thereof Final Rejection Emory University
19345876 IMPROVED LOCAL ANESTHETIC SOLUTION FOR DENTAL AND/OR CONTRAST MEDIA USE Non-Final OA Neocaine, LLC
17308599 CATIONIC MUCIC ACID POLYMER-BASED DELIVERY SYSTEMS Non-Final OA California Institute Of Technology
19273752 ORAL FORMULATIONS OF DEURUXOLITINIB Final Rejection Sun Pharmaceutical Industries, Inc.
17445285 ENHANCING SUBCUTANEOUS INJECTION AND TARGET TISSUE ACCUMULATION OF NANOPARTICLES VIA CO-ADMINISTRATION WITH MACROPINOCYTOSIS INHIBITORY NANOPARTICLES (MINP) Non-Final OA Northwestern University
17437417 INTRACELLULAR DELIVERY AND MITOCHONDRIAL TARGETING BY FLUORINATION Final Rejection The Texas A&M University System
17275658 RADIOLABELED PABA AND DERIVATIVES THEREOF FOR USE AS FUNCTIONAL RENAL IMAGING AGENTS Final Rejection The Johns Hopkins University
18766083 TMEM-MCD IN THE MINIMALLY INVASIVE ASSESSMENT OF THE ACTIVITY STATUS OF TMEM IN ITS DISSEMINATION OF TUMOR CELLS Final Rejection Montefiore Medical Center
17403157 COSMETIC COMPOSITIONS Non-Final OA L'Oreal
17063423 Liposomal-gold nanoparticles for drug delivery into the brain Non-Final OA University of Puerto Rico
18904575 Compositions and Methods for Targeting Lipid Nanoparticle Therapeutics to Stem Cells Non-Final OA The Trustees of the University of Pennsylvania
19005409 COMPOSITIONS COMPRISING MDMA AND METHODS OF USING SAME Final Rejection LYKOS THERAPEUTICS, INC.
19005427 COMPOSITIONS COMPRISING MDMA AND METHODS OF USING SAME Final Rejection LYKOS THERAPEUTICS, INC.
19005376 COMPOSITIONS COMPRISING MDMA AND METHODS OF USING SAME Final Rejection LYKOS THERAPEUTICS, INC.
18611564 COMPOSITIONS COMPRISING MDMA AND METHODS OF USING SAME Final Rejection LYKOS THERAPEUTICS, INC.
16494568 NON-VIRAL, NON-CATIONIC NANOPARTICLES AND USES THEREOF Final Rejection Children's Medical Center Corporation
18166390 METHODS AND COMPOSITION FOR DYE-BASED ENCODING AND QUANTIFICATION Final Rejection ARIZONA BOARD OF REGENTS ON BEHALF OF THE UNIVERSITY OF ARIZONA
17622117 IRON(III) AND GALLIUM(III) METAL ORGANIC POLYHEDRA, METHODS OF MAKING SAME, AND USES THEREOF Final Rejection The Research Foundation for The State University of New York
15516407 LIPOSOMES-CONTAINING ANTIFOULING COMPOSITIONS AND USES THEREOF Non-Final OA Yeda Research and Development Co. Ltd.
18424697 STEREOCOMPLEX OF OLIGOLACTIC ACID CONJUGATES IN MICELLES FOR IMPROVED PHYSICAL STABILITY AND ENHANCED ANTITUMOR EFFICACY Non-Final OA Wisconsin Alumni Research Foundation
17096268 COMPOSITIONS AND METHODS OF TREATING THERAPY RESISTANT CANCER AND USES THEREOF Final Rejection The Methodist Hospital
18772309 Ophthalmic dye composition Non-Final OA Vitreq B.V.
18445604 Formulated and/or Co-Formulated Liposome Compositions Containing Toll-Like Receptor ("TLR") Agonist Prodrugs Useful In The Treatment of Cancer and Methods Thereof C Non-Final OA Nammi Therapeutics, Inc.
18640861 ANTIMICROBIAL AND DRUG-NEUTRALIZING COMPOSITION Non-Final OA Aseptic Health, LLC
17536193 Composition and A Method For Diagnosing And Treating Bacterial Infection Final Rejection Hong Kong Centre for Cerebro-Cardiovascular Health Engineering Limited
18415412 CHITOSAN SUPERFINE FIBER SYSTEMS Non-Final OA Tricol Biomedical, Inc.
17753312 SYSTEMS AND METHODS FOR HIGH-THROUGHPUT SCREENING AND ANALYSIS OF DRUG DELIVERY SYSTEMS IN VITRO Non-Final OA Trustees of Tufts College
17554823 FAP-ACTIVATED RADIOTHERANOSTICS AND USES RELATED THERETO Final Rejection Trustees of Tufts College
17614753 MACROPHAGE IMAGING AGENT Non-Final OA JSR CORPORATION
17775217 BIOMARKER OF DRUG-INDUCED CELLULAR TOXICITY AND DEPRESSION Non-Final OA Randox Laboratories Ltd

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month