Prosecution Insights
Last updated: May 29, 2026

Examiner: VANHORN, ABIGAIL LOUISE

Tech Center 1600 • Art Units: 1616 1636

This examiner grants 47% of resolved cases

Performance Statistics

46.7%
Allow Rate
-13.3% vs TC avg
1,274
Total Applications
+22.1%
Interview Lift
1361
Avg Prosecution Days
Based on 1198 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
1.6%
§102 Novelty
49.7%
§103 Obviousness
4.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18553774 NOVEL FORMS OF CYCLIC DINUCLEOTIDE COMPOUNDS Non-Final OA Merck Sharp & Dohme LLC
17822746 EFFICIENT GENOME EDITING IN PRIMARY MYELOID CELLS Non-Final OA Genentech, Inc.
19245028 COMPOSITIONS AND METHODS FOR INHIBITION OF EXPRESSION OF INHIBIN SUBUNIT BETA E (INHBE) GENES Final Rejection BASECURE THERAPEUTICS LLC
18335990 LIPOCATIONIC DENDRIMERS AND USES THEREOF Non-Final OA The Board of Regents of The University of Texas System
17626674 MULTILAMELLAR RNA NANOPARTICLES Final Rejection University of Florida Research Foundation, Inc.
17950573 PRUSSIAN BLUE NANOPARTICLES FUNCTIONALIZATION WITH LATENCY REVERSING AGENTS AND BROADLY NEUTRALIZING ANTIBODIES, AND APPLICATIONS THEREOF Final Rejection THE GEORGE WASHINGTON UNIVERSITY
17710783 COMPOSITIONS AND METHODS FOR TREATMENT OF HEPATITIS B VIRUS INFECTION Final Rejection University of Washington
18015800 COMPOSITIONS AND METHODS FOR HEMOGLOBIN PRODUCTION Final Rejection THE TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA
18248988 NOVEL LIGANDS FOR ASIALOGLYCOPROTEIN RECEPTOR Non-Final OA SANOFI
18427072 OLIGONUCLEOTIDE-LIGAND CONJUGATES AND PROCESS FOR THEIR PREPARATION Final Rejection ALNYLAM PHARMACEUTICALS, INC.
17736251 TRANSTHYRETIN (TTR) iRNA COMPOSITIONS AND METHODS OF USE THEREOF FOR TREATING OR PREVENTING TTR-ASSOCIATED OCULAR DISEASES Non-Final OA Alnylam Pharmaceuticals, Inc.
17925225 CUG REPEAT SEQUENCE BINDING AGENT Non-Final OA OSAKA UNIVERSITY
17787089 SYNTHETIC PROCESSES AND INTERMEDIATES Non-Final OA ARBUTUS BIOPHARMA CORPORATION
17501635 UNIVERSAL MULTI-FUNCTIONAL GSH-RESPONSIVE SILICA NANOPARTICLES FOR DELIVERY OF BIOMOLECULES INTO CELLS Non-Final OA Wisconsin Alumni Research Foundation
17906134 COMPOSITIONS AND METHODS COMPRISING IMPROVED GUIDE RNAs Non-Final OA Cornell University
18130761 CONTACT LENS PRODUCT WITH CORNEA REPAIR FUNCTION Non-Final OA PEGAVISION CORPORATION
17432237 COMPOUNDS AND METHODS FOR REDUCING ATXN3 EXPRESSION Final Rejection Ionis Pharmaceuticals, Inc.
18028751 PATIENT SELECTION BIOMARKERS FOR TREATMENT WITH ULK INHIBITORS Non-Final OA Salk Institute for Biological Studies
17754196 OLIGONUCLEOTIDE, AND TARGET RNA SITE-SPECIFIC EDITING METHOD Non-Final OA Fukuoka University
18032663 MULTIFUNCTIONAL CYCLIC DINUCLEOTIDE AND USE THEREOF Non-Final OA TYLIGAND BIOSCIENCE (SHANGHAI) LIMITED
17570498 BIO-DEGRADABLE MICROCAPSULES Final Rejection INTERNATIONAL FLAVORS & FRAGRANCES INC.
18461368 ENGINEERED IMMUNE CELL THERAPIES Non-Final OA Factor Bioscience Inc.
18274496 SYNERGISTIC EFFECT OF SMN1 AND MIR-23A IN TREATING SPINAL MUSCULAR ATROPHY Non-Final OA JOINT STOCK COMPANY «BIOCAD»
17787780 HISTIDINE-LYSINE POLYMERS AND METHODS FOR DELIVERING MRNA USING THE SAME Non-Final OA UNIVERSITY OF MARYLAND, BALTIMORE
18037234 UMLILO ANTISENSE TRANSCRIPTION INHIBITORS Non-Final OA LEMBA BV
18032329 PEPTIDE-BASED TRANSDUCTION OF NON-ANIONIC POLYNUCLEOTIDE ANALOGS FOR GENE EXPRESSION MODULATION Non-Final OA FELDAN BIO INC.
17633300 DRUG DELIVERY SYSTEM FOR THE DELIVERY OF ANTIVIRAL AGENTS Non-Final OA Merck Sharp & Dohme Corp.
16608474 OLIGONUCLEOTIDE DERIVATIVE OR SALT THEREOF Non-Final OA KYOWA KIRIN CO., LTD.
18048577 RNAi Agents for Inhibiting Expression of Matrix Metalloproteinase 7 (MMP7), Compositions Thereof, and Methods of Use Final Rejection Arrowhead Pharmaceuticals, Inc.
18002553 CROSS-LINKING METHODS Non-Final OA The University of Bath

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