Prosecution Insights
Last updated: May 29, 2026

Examiner: SHOMER, ISAAC

Tech Center 1600 • Art Units: 1600 1612 1624

This examiner grants 63% of resolved cases

Performance Statistics

63.1%
Allow Rate
+3.1% vs TC avg
1,234
Total Applications
+30.7%
Interview Lift
1062
Avg Prosecution Days
Based on 1172 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
5.9%
§102 Novelty
59.4%
§103 Obviousness
9.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18320928 NANOSCALE COATINGS FOR ENCAPSULATION OF BIOLOGICAL ENTITIES Non-Final OA The Regents of the University of California
17758059 COSMETIC COMPOSITION COMPRISING A CATIONIC ASSOCIATIVE POLYMER, A CARBOXYLIC ANIONIC SURFACTANT, OPTIONALLY A NONIONIC SURFACTANT AND AN AMPHOTERIC OR ZWITTERIONIC SURFACTANT Non-Final OA L'Oreal
18699670 Microencapsulation Non-Final OA SYNGENTA CROP PROTECTION AG
18287009 Synthesis of Antimicrobial PVP-coated Bismuth Nanoparticles Non-Final OA Board of Regents, The University of Texas System
17615637 Compositions of Dicarboxylic Acid Derivatives Non-Final OA UPL LTD
18939439 AGENTS, COMPOSITIONS AND METHODS FOR ENHANCED DELIVERY OF NUCLEIC ACIDS TO THE CELLS WITHIN THE RESPIRATORY SYSTEM Non-Final OA Cila Therapeutics Inc.
18144382 IN VIVO IMMUNOIMAGING OF INTERFERON-GAMMA Non-Final OA Wayne State University
18684335 BROAD SPECTRUM ANTI-MICROBIAL POLYMERIC COMPOSITION Non-Final OA CORNELL UNIVERSITY
18245559 Multi-targeting cell-derived nanoparticles as a versatile theranostic Final Rejection Fondazione Istituto Italiano di Tecnologia
18392143 COMPOSITIONS AND SYSTEMS COMPRISING TRANSFECTION-COMPETENT VESICLES FREE OF ORGANIC-SOLVENTS AND DETERGENTS AND METHODS RELATED THERETO Non-Final OA The University of British Columbia
18012611 DRUG-LOADED POLYMER VESICLE HAVING ASYMMETRIC MEMBRANE STRUCTURE, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF IN PREPARATION OF DRUGS FOR TREATING ACUTE MYELOID LEUKEMIA Non-Final OA SOOCHOW UNIVERSITY
18591479 STABILIZATION OF ADJUVANTED VACCINE COMPOSITIONS AND THEIR USE Non-Final OA Vaxcyte, Inc.
18281915 LIPID NANOPARTICLE PREPARATION METHOD AND PREPARATION APPARATUS THEREFOR Non-Final OA INVENTAGE LAB INC.
18555439 "Good" buffer-based cationic lipids Final Rejection TRANSLATE BIO, INC.
18576244 IONIZABLE LIPID COMPOUND FOR NUCLEIC ACID DELIVERY AND LNP COMPOSITION THEREOF Non-Final OA CANSINO (SHANGHAI) BIOLOGICAL RESEARCH CO., LTD.
18570611 SUB-MICRON PARTICLE Non-Final OA IMPERIAL COLLEGE INNOVATIONS LIMITED
18388724 PARTICLE COMPOSITIONS COMPRISING POLYSARCOSINE LIPID CONJUGATES Non-Final OA CALUSA BIO, LLC
18556287 FUNCTIONALIZED BIOCATALYTICAL COMPOSITIONS Non-Final OA PERSEO PHARMA AG
18381305 BILIRUBIN NANOPARTICLE, USE THEREOF, AND PREPARATION METHOD THEREFOR Final Rejection BILIX CO., LTD.
18280178 PHARMACEUTICAL COMPOSITION FOR ALLEVIATING OR TREATING HAIR LOSS THROUGH INFLAMMATION AMELIORATION OF HUMAN DERMAL PAPILLA CELLS AND PERIPHERAL CELLS AND INHIBITION OF 5A-REDUCTASE EXPRESSION Non-Final OA Jong Moon JEONG
18547669 CATIONIC POLYMER-FORMULATED NANOPARTICLES AND METHODS OF USE Final Rejection Ann and Robert H. Lurie Children's Hospital of Chicago
18452418 IMMUNOGENIC CONSTRUCTS, COMPOSITIONS, AND METHODS FOR INDUCING IMMUNE RESPONSE Non-Final OA PDX Pharmaceuticals, Inc.
18263955 IONIZABLE LIPID MOLECULE, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF IN PREPARATION OF LIPID NANOPARTICLE Non-Final OA IMMORNA (HANGZHOU) BIOTECHNOLOGY CO., LTD.
18353524 CYCLOSPORINE FORMULATIONS FOR USE IN THE PREVENTION OR TREATMENT OF PULMONARY CHRONIC GRAFT REJECTION Non-Final OA BREATH THERAPEUTICS GMBH
17298156 ANTIBODY FORMULATIONS Non-Final OA MORPHOSYS AG
18270844 USE OF PLANT-DERIVED EXOSOMES FOR INDUCING DIFFERENTIATION OF STEM CELL SOURCES INTO CARTILAGE AND BONE CELLS Non-Final OA YEDITEPE UNIVERSITESI
18071705 RNA FORMULATION FOR IMMUNOTHERAPY Final Rejection BioNTech SE
18034242 Liposomes Containing TLR4 Agonist, Preparation and Uses Thereof Final Rejection Sanofi Pasteur
18249753 METHOD FOR PRODUCING RADIOACTIVE ZIRCONIUM COMPLEX Non-Final OA NIHON MEDI-PHYSICS CO., LTD.
18122221 SUGAR-COATED MELANIN NANOPARTICLES AND METHOD FOR TARGETING METASTATIC CANCER CELLS Non-Final OA THE TRUSTEES OF BOSTON COLLEGE

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