Prosecution Insights
Last updated: May 29, 2026

Examiner: STAVROU, CONSTANTINA E

Tech Center 1600 • Art Units: 1632

This examiner grants 44% of resolved cases

Performance Statistics

44.2%
Allow Rate
-15.8% vs TC avg
152
Total Applications
+31.4%
Interview Lift
1406
Avg Prosecution Days
Based on 77 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
10.6%
§102 Novelty
78.0%
§103 Obviousness
9.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17604188 GENE THERAPY FOR TREATING OR PREVENTING VISUAL EFFECTS IN BATTEN DISEASE Non-Final OA RESEARCH INSTITUTE AT NATIONWIDE CHILDREN'S HOSPITAL
16975987 NANOPATTERNING FOR CONTROLLING CELL CYTOSKELETON Final Rejection NORTHWESTERN UNIVERSITY
17327872 METHOD OF PRODUCING CELL-CONTAINING CONTAINER Final Rejection RICOH COMPANY, LTD.
17189967 TDP-43 IN DEGENERATIVE DISEASE Final Rejection THE JOHNS HOPKINS UNIVERSITY
16500352 ENGINEERED CELLS EXPRESSING PROSTATE-SPECIFIC MEMBRANE ANTIGEN (PSMA) OR A MODIFIED FORM THEREOF AND RELATED METHODS Final Rejection The Johns Hopkins University
18042040 PROCESS SYSTEM FOR BIOREACTOR-BASED CLEAN MEAT PRODUCTION Non-Final OA Merck Patent GmbH
16707681 PRE-SHAPED ALLOGRAFT IMPLANT FOR RECONSTRUCTIVE SURGICAL USE AND METHODS OF MANUFACTURE AND USE Final Rejection Allosource
17434686 THREE-DIMENSIONAL TISSUE CONSTRUCT AND METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING CELL-CONTAINING COMPOSITION Non-Final OA The University of Osaka
16632332 COMPOSITIONS AND METHODS FOR TREATING INFLAMMATORY BOWEL DISEASES Final Rejection THE GENERAL HOSPITAL CORPORATION
18023289 COMPOSITIONS AND METHODS FOR GENERATING HUMAN YOLK SAC-LIKE HEMATOPOIETIC CELLS Non-Final OA UNIVERSITY HEALTH NETWORK
18421142 COMPOSITIONS AND METHODS OF TREATING CANCER WITH CHIMERIC ANTIGEN RECEPTORS Non-Final OA ASTRAZENECA AB
18057026 Methods for Printing Functional Human Neural Tissue Final Rejection Wisconsin Alumni Research Foundation
17923431 METHODS AND COMPOSITIONS FOR ENRICHMENT OF TARGET CELLS Non-Final OA PLURI BIOTECH LTD.
17781265 COMPOSITIONS AND METHODS FOR GENERATION OF SINOATRIAL NODE-LIKE CELLS AND THEIR USE IN DRUG DISCOVERY Final Rejection Cornell University
18220689 CELLULAR-ANTIMICROBIAL COMBINATION COMPOSITION AND METHODS FOR TREATMENT OF BACTERIAL INFECTIONS OF JOINTS AND SOFT TISSUES Non-Final OA COLORADO STATE UNIVERSITY RESEARCH FOUNDATION
17474178 VITRO ASSAY FOR DRUG DISCOVERY OF VALVULAR HEART DISEASE Non-Final OA UNIVERSITY OF SOUTH CAROLINA
17119484 DERIVATION OF HUMAN SKIN ORGANOIDS FROM PLURIPOTENT STEM CELLS Final Rejection INDIANA UNIVERSITY RESEARCH AND TECHNOLOGY CORPORATION
18268134 DOPAMINERGIC NEURON PROGENITOR CELLS OR CELL DERIVATIVES THEREOF OBTAINED FROM LINEAGE RESTRICTED PLURIPOTENT STEM CELLS Non-Final OA Aarhus Universitet
17437004 GEOMETRIC INDUCTION OF PLURIPOTENCY Non-Final OA CONSIGLIO NAZIONALE DELLE RICERCHE
18252714 ECTOPIC CELLULAR GROWTH FACTOR EXPRESSION FOR LOW-COST PRODUCTION OF CELL-CULTURED FOODS Non-Final OA Trustees of Tufts College
18565007 ALLOGENEIC CULTURED KERATINOCYTE PRODUCTS Non-Final OA Stratatech Corporation
18565003 METHODS FOR PRIMING ALLOGENEIC CULTURED KERATINOCYTE COMPOSITIONS FOR TOPICAL USE Non-Final OA Stratatech Corporation
17273684 USE OF MESENCHYMAL STROMAL CELL EXOSOMES IN ANTENATAL THERAPY Non-Final OA Children's Medical Center Corporation
18260835 HIGH-THROUGHPUT SELECTION AND FABRICATION OF BIOMATERIAL-ENCAPSULATED CELL MASS AND USES THEREOF Non-Final OA BioArchitec Group Limited
18258707 CULTURED SPHERICAL BODY AND MANUFACTURING METHOD THEREFOR Non-Final OA SATAKE MultiMix Corporation
18256230 SELF-ORGANISED HUMAN CARDIAC ORGANOID Non-Final OA GENOME BIOLOGICS UG
17761990 PLURIPOTENT STEM CELL, PHARMACEUTICAL COMPOSITION, AND PREPARATION METHOD THEREFOR AND APPLICATION THEREOF Final Rejection INSTITUTE OF ZOOLOGY, CHINESE ACADEMY OF SCIENCES
18246742 MEMORY T CELLS AS ADOPTIVE CELL THERAPY FOR VIRAL INFECTIONS Non-Final OA Fundacion De La Comunitat Valenciana Para La Gestion Del Instituto De Investigacion Sanitaria
18022872 SPECIAL CULTURE APPARATUS FOR 3D BIOLOGICAL TISSUE, AND METHOD FOR PREPARING BLOCK-SHAPED CULTURED MEAT Non-Final OA CHINA MEAT RESEARCH CENTER
17918981 METHOD FOR FIBROBLAST REJUVENATION BY MECHANICAL REPROGRAMMING AND REDIFFERENTIATION Final Rejection Paul Scherrer Institut

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