Prosecution Insights
Last updated: August 18, 2026

Examiner: STAVROU, CONSTANTINA E

Tech Center 1600 • Art Units: 1632 1678

This examiner grants 44% of resolved cases

Performance Statistics

44.2%
Allow Rate
-15.8% vs TC avg
161
Total Applications
+36.3%
Interview Lift
1439
Avg Prosecution Days
Based on 86 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
20.2%
§102 Novelty
43.7%
§103 Obviousness
30.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19357552 DUAL-SPECIFIC BINDING MOLECULE USEFUL FOR ISOLATING SPECIFIC BLOOD CELLS Non-Final OA ImmunityBio, Inc.
17327872 METHOD OF PRODUCING CELL-CONTAINING CONTAINER Final Rejection RICOH COMPANY, LTD.
16975987 NANOPATTERNING FOR CONTROLLING CELL CYTOSKELETON Final Rejection NORTHWESTERN UNIVERSITY
18288345 VIRAL VECTOR PRODUCTION SYSTEM Non-Final OA Novartis AG
17189967 TDP-43 IN DEGENERATIVE DISEASE Final Rejection THE JOHNS HOPKINS UNIVERSITY
17282117 MODULAR BIOFABRICATION PLATFORM FOR DIVERSE TISSUE ENGINEERING APPLICATIONS AND RELATED METHOD THEREOF Non-Final OA University of Virginia Patent Foundation
16511431 Decellularized Tissue as a Microcarrier for Cell Culture and Expansion Final Rejection UNIVERSITY OF SOUTH CAROLINA
18546761 Methods of Expanding Cholangiocytes Non-Final OA Cambridge Enterprise Limited
18575265 DNA ORIGAMI STRUCTURE AND PROTEIN NANOPORE CONSTRUCT Non-Final OA Illumina, Inc.
17055946 METHODS AND COMPOSITIONS FOR GENERATING CELLS OF ENDODERMAL LINEAGE AND BETA CELLS AND USES THEREOF Final Rejection Washington University
18057026 Methods for Printing Functional Human Neural Tissue Final Rejection Wisconsin Alumni Research Foundation
17545416 METHODS FOR CONTROLLED INDUCTION OF BIOENGINEERED NEUROEPITHELIAL TISSUES AND 3-D NEUROEPITHELIAL TUBES Non-Final OA Wisconsin Alumni Research Foundation
17119484 DERIVATION OF HUMAN SKIN ORGANOIDS FROM PLURIPOTENT STEM CELLS Non-Final OA INDIANA UNIVERSITY RESEARCH AND TECHNOLOGY CORPORATION
16707681 PRE-SHAPED ALLOGRAFT IMPLANT FOR RECONSTRUCTIVE SURGICAL USE AND METHODS OF MANUFACTURE AND USE Non-Final OA Allosource
17799870 Method for providing personalized cells with chimeric antigen receptors (CAR) against tumor microenvironment cells Non-Final OA Miltenyi Biotec B.V. & Co. KG

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