Prosecution Insights
Last updated: April 19, 2026

Examiner: SMALL, KATHERINE R

Tech Center 1600 • Art Units: 1633

This examiner grants 63% of resolved cases

Performance Statistics

63.3%
Allow Rate
+3.3% vs TC avg
76
Total Applications
+31.7%
Interview Lift
1377
Avg Prosecution Days
Based on 49 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
23.3%
§102 Novelty
38.4%
§103 Obviousness
29.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17273999 NUCLEIC ACID ASSEMBLIES FOR USE IN TARGETED DELIVERY Final Rejection Massachusetts Institute of Technology
17593085 METHODS FOR PRODUCTION OF CAR-NK CELLS AND USE THEREOF Non-Final OA Board of Regents, The University of Texas System
18015158 Improving Packed Red Blood Cell Storage with a High Viscosity Buffered Storage Solution Non-Final OA University of Cincinnati
19017125 MESENCHYMAL STROMAL CELL-DERIVED EXTRACELLULAR VESICLE-EXOSOMES Final Rejection Biotech Therapeutics, LLC
17430541 COMPOSITIONS AND METHODS FOR STEM CELL THERAPY Non-Final OA University of Houston System
17271902 METHOD FOR EVALUATING ANTI-INFECTIVE DRUGS, VACCINES, ETC. USING IMMORTALIZED MONOCYTIC CELLS AND INDUCED CELLS Final Rejection OSAKA UNIVERSITY
18037945 LIGHT-CONTROLLED VIRAL TRANSDUCTION Non-Final OA ALBERT-LUDWIGS-UNIVERSITÄT FREIBURG
18569736 METHOD FOR PRODUCING CEREBRAL CORTICAL CELL PREPARATION DERIVED FROM HUMAN PLURIPOTENT STEM CELLS Non-Final OA RACTHERA Co., Ltd.
17738584 INDUCTION OF TUMOR VASCULAR NECROSIS UTILIZING FIBROBLASTS Non-Final OA FibroBiologics
17603276 Systems, Methods And Compositions For Recombinant In Vitro Transcription And Translation Utilizing Thermophilic Proteins Final Rejection Nature's Toolbox, Inc.
17761565 BONE MARROW MESENCHYMAL STEM CELL DERIVED CELL POPULATIONS AND METHODS OF PREPARING SAME Final Rejection THE UNIVERSITY OF LIVERPOOL
18028029 VIRAL VECTORS AND USES THEREOF Non-Final OA SUNSHINE LAKE PHARMA CO., LTD.
17293797 FUSOSOME COMPOSITIONS FOR HEMATOPOIETIC STEM CELL DELIVERY Non-Final OA FLAGSHIP PIONEERING INNOVATIONS V, INC.
17781843 Methods of Decellularization and Recellularization of Organs and Portions of Organs Final Rejection Miromatrix Medical Inc.
17312783 METHODS OF MANUFACTURING CELL BASED PRODUCTS USING SMALL VOLUME PERFUSION PROCESSES Non-Final OA ERBI BIOSYSTEMS, INC.

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