Prosecution Insights
Last updated: May 29, 2026

Examiner: EBBINGHAUS, BRIANA NOEL

Tech Center 1600 • Art Units: 1632

This examiner grants 57% of resolved cases

Performance Statistics

57.4%
Allow Rate
-2.6% vs TC avg
110
Total Applications
+67.0%
Interview Lift
1393
Avg Prosecution Days
Based on 61 resolved cases, 2023–2026

Rejection Statute Breakdown

1.8%
§101 Eligibility
9.2%
§102 Novelty
54.4%
§103 Obviousness
9.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17794166 TRANSPOSON SYSTEMS FOR GENOME EDITING Non-Final OA The Regents of the University of California
17433812 MESOPOROUS SILICA PARTICLES COMPOSITIONS FOR VIRAL DELIVERY Non-Final OA Novartis AG
17692778 ACOUSTIC REMOTE CONTROL OF MICROBIAL IMMUNOTHERAPY Non-Final OA California Institute of Technology
17429452 GENETICALLY MODIFIED GAMMA DELTA T CELLS AND METHODS OF MAKING AND USING Non-Final OA Regents of the University of Minnesota
18000414 LARGE-SCALE PRODUCTION OF EXOSOMES FROM PRIMED MESENCHYMAL STROMAL CELLS FOR CLINICAL USE Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17755881 NATURAL KILLER CELL IMMUNOTHERAPY FOR THE TREATMENT OF GLIOBLASTOMA AND OTHER CANCERS Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17054791 RAAV VECTORS ENCODING OF LYSOSOMAL BETA-GALACTOSIDASE (GLB1) AND CATHEPSIN A Non-Final OA University of Massachusetts
17603329 CRISPR/CAS-BASED GENOME EDITING COMPOSITION FOR RESTORING DYSTROPHIN FUNCTION Non-Final OA Duke University
17293355 METHOD FOR PRODUCING BRAIN ORGANOIDS Non-Final OA KEIO UNIVERSITY
18017922 MASS PRODUCTION OF HUMAN PLURIPOTENT STEM CELL DERIVED CARDIAC STROMAL CELL Final Rejection Georg-August-Universität Göttingen Stiftung Öffentlichen Rechts, Universitätsmedizin
18658989 MEANS AND METHODS OF PREVENTING OR REVERSING AGING Non-Final OA Figene, LLC
16495846 METHODS OF IMPROVING HEMATOPOIETIC GRAFTS Final Rejection SORBONNE UNIVERSITÉ
17624084 TRANSGENIC MAMMALS AND METHODS OF USE THEREOF Non-Final OA TRIANNI, INC.
18031771 HEPATOCYTE-LIKE CELLS Non-Final OA Sana Biotechnology, Inc.
17927793 METHOD OF TRANSFECTING MACROPHAGES Non-Final OA The University Court of The University of Edinburgh
17265364 CELL PRODUCTION METHOD Non-Final OA Orizuru Therapeutics, Inc.
17293845 POLYNUCLEOTIDE FOR SAFER AND MORE EFFECTIVE IMMUNOTHERAPIES Non-Final OA FUNDACIÓN PÚBLICA ANDALUZA PROGRESO Y SALUD
18021685 EXPANSION CULTURE MEDIUM AND CULTURE METHOD FOR NEURAL CELLS Non-Final OA BEIJING INSTITUTE FOR STEM CELL AND REGENERATIVE MEDICINE
18026477 ARTIFICAL LIVER ORGANOIDS AND METHODS OF THEIR PRODUCTION Non-Final OA Universitetet i Oslo
18146897 METHOD FOR PRODUCING NERVE CELL, METHOD FOR PRODUCING MOTOR NEURON, AND METHOD FOR SCREENING NEUROLOGICAL DISEASE THERAPEUTIC DRUG Final Rejection I Peace, Inc.
17923265 METHODS FOR DIFFERENTIATING STEM CELLS INTO DOPAMINERGIC PROGENITOR CELLS Final Rejection JZ CELL TECHNOLOGIES AB
17911953 USE OF EPHB4 AS A TARGET IN SCREENING DRUGS OR MODELS FOR INCREASING INSULIN SENSITIVITY Final Rejection Institute of Materia Medica, Chinese Academy of Medical Sciences
17440914 Improved Decellularization of Isolated Organs Non-Final OA Miromatrix Medical Inc.
17270262 Pharmaceutical Compositions Comprising Integration-Promoting Peptides Final Rejection CODE PHARMA BV.
16987086 GENETIC MARKERS AND USES THEREFOR Final Rejection Livestock Improvement Corporation Limited

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