Prosecution Insights
Last updated: April 19, 2026

Examiner: SCHUBERG, LAURA J

Tech Center 1600 • Art Units: 1631 1632 1657

This examiner grants 24% of resolved cases

Performance Statistics

23.6%
Allow Rate
-36.4% vs TC avg
588
Total Applications
+36.4%
Interview Lift
1872
Avg Prosecution Days
Based on 518 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
14.1%
§102 Novelty
48.7%
§103 Obviousness
18.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18509960 METHODS OF TREATMENT USING PLURIPOTENT HUMAN ADIPOSE ADULT STEM CELLS Non-Final OA THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
18146541 METHOD FOR WASHING AND FINISHING A GROWN CELL MASS Final Rejection Upside Foods, Inc.
17352135 SYSTEMS AND METHODS FOR MIMICKING A BLOOD VESSEL OF A PATIENT Non-Final OA The Texas A&M University System
19181809 MAMMALIAN CELL POPULATION AND MEDICAMENTS FOR CELL THERAPIES IN DOMESTIC ANIMALS AND IMPROVED CELL CULTIVATION METHODS Non-Final OA SCARCELL Therapeutics
19182163 MAMMALIAN CELL POPULATION AND MENDICAMENTS FOR CELL THERAPIES IN EQUINES AND IMPROVED CELL CULTIVATION METHODS Non-Final OA SCARCELL Therapeutics
16596495 COMPOSITIONS AND METHODS FOR OBTAINING STEM CELL DERIVED LUNG TISSUE, AND RELATED USES THEROF Final Rejection The Regents of the University of Michigan
17867135 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT Non-Final OA The University of North Carolina at Chapel Hill
16006460 PATCH GRAFT COMPOSITIONS FOR CELL ENGRAFTMENT Final Rejection The University of North Carolina at Chapel Hill
17510981 METHOD FOR OBTAINING IMMUNO-STIMULATORY DENDRITIC CELLS Non-Final OA Yale University
18012671 YOLK EXTRACT SUPPLEMENTS FOR CULTURE MEDIA AND RELATED METHODS Final Rejection SUNNYBROOK RESEARCH INSTITUTE
18078924 DODECAFLUOROPENTANE EMULSION AS A STROKE AND ISCHEMIA THERAPY Non-Final OA BioVentures, LLC
16980268 INDUCTIVE REGENERATION OF THE AIRWAY BY TRANSCRIPTIONAL FACTOR MODULATION OF GLANDULAR MYOEPITHELIAL STEM CELLS Non-Final OA University of Iowa Research Foundation
18463211 REAGENTS AND METHODS FOR PRODUCING ERYTHROMYELOID PROGENITOR CELLS, NK CELLS, AND MEGAKARYOCYTES Non-Final OA Wisconsin Alumni Research Foundation
17050731 EXTRACELLULAR-MATRIX-CONTAINING COMPOSITION, METHOD FOR PRODUCING SAME, THREE-DIMENSIONAL TISSUE CONSTRUCT, AND THREE-DIMENSIONAL TISSUE CONSTRUCT FORMATION AGENT Non-Final OA OSAKA UNIVERSITY
18194781 METHODS FOR ISOLATING AND CULTURING LIVING CELLS USING METHOD OF PERMEABILIZING CELL MEMBRANE Non-Final OA SEOUL NATIONAL UNIVERSITY HOSPITAL
18734900 COMPOSITIONS AND METHODS FOR ENHANCING THE THERAPEUTIC POTENTIAL OF STEM CELLS Final Rejection Christian VAN DEN BOS
17724986 REGENERATIVE BIOACTIVE SUSPENSION DERIVED FROM FRESHLY DISAGGREGATED TISSUE AND METHODS OF USE IN CLINICAL THERAPIES Final Rejection AVITA Medical Americas, LLC
17998380 TREATMENT OF OVARIAN FAILURE USING REGENERATIVE CELLS Non-Final OA FIGENE, LLC
17907115 METHODS AND COMPOSITIONS FOR ALLERGY AND ASTHMA TREATMENT USING FIBROBLASTS Final Rejection FIGENE, LLC
18230278 METHOD OF TREATMENT FOR HEART FAILURE USING STEM CELLS Final Rejection University of Louisville Research Foundation, Inc.
18416698 COMPOSITIONS AND METHODS FOR PATHOGEN INACTIVATION OF PLATELETS Non-Final OA Cerus Corporation
18569991 OCULAR SYMPTOM-IMPROVING AGENT AND METHOD FOR IMPROVING OCULAR SYMPTOM Non-Final OA PANAGY CO., LTD.
17974944 Biomaterial for Articular Cartilage Maintenance and Treatment of Arthritis Final Rejection Rhode Island Hospital
17775172 Extracellular Matrix Gels, and Organoid Cultures Comprising the Same Non-Final OA UCL BUSINESS LTD.
18324601 TISSUE GELL FOR TRANSPLANTATION USING DECELLULARIZED EXTRACELLULAR MATRIX AND METHOD OF PREPARING THE SAME Non-Final OA CELLARTGEN INC.
18257244 BIOMARKERS ON CELLULAR ENDOCRINE MODELS FOR ENDOCRINE DISRUPTION ASSESSMENT Non-Final OA YSLAB
16113445 CULTURE MEDIUM FOR EPITHELIAL STEM CELLS AND ORGANOIDS COMPRISING THE STEM CELLS Non-Final OA Koninklijke Nederlandse Akademie van Wetenschappen
15654243 CULTURE MEDIUM FOR EPITHELIAL STEM CELLS AND ORGANOIDS COMPRISING THE STEM CELLS Final Rejection Koninklijke Nederlandse Akademie van Wetenschappen
17675223 ORGANOIDS COMPRISING ISOLATED RENAL CELLS AND USES THEREOF Final Rejection ProKidney
18049408 MESENCHYMAL STEM CELLS TO ENHANCE ANTI-TUMOR ACTIVITY OF IMMUNOTHERAPY Final Rejection JunctuCell Biomed Manufacturing GmbH

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