Prosecution Insights
Last updated: May 29, 2026

Examiner: ZHU, JIANJIAN

Tech Center 1600 • Art Units: 1631 1699

This examiner grants 60% of resolved cases

Performance Statistics

59.7%
Allow Rate
At TC average
151
Total Applications
+82.5%
Interview Lift
1321
Avg Prosecution Days
Based on 77 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
3.0%
§102 Novelty
51.2%
§103 Obviousness
2.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18416749 METHODS FOR SCREENING GENETIC PERTURBATIONS Final Rejection The Regents of the University of California
17511187 CHIMERIC ANTIGEN RECEPTOR (CAR) NK CELLS AND USES THEREOF Non-Final OA RESEARCH INSTITUTE AT NATIONWIDE CHILDREN'S HOSPITAL
17819064 CD40L EXPRESSING MAMMALIAN CELLS AND THEIR USE Final Rejection Hoffmann-La Roche Inc.
18026474 CELL SUPPORT AND METHOD OF PRODUCING SAME, CELL CULTURE METHOD AND CELL STRUCTURE Non-Final OA Konica Minolta, Inc.
17549028 PHYSIOLOGIC GROWTH OF CULTURED INTESTINAL TISSUE Final Rejection The Regents of the University of Michigan
17757503 T-CELL DEATH ASSOCIATED GENE 8 (TDAG8) MODULATION TO ENHANCE CELLULAR CANCER THERAPIES Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
17997731 PROCESSES FOR PRODUCTION OF TUMOR INFILTRATING LYMPHOCYTES AND USES OF THE SAME IN IMMUNOTHERAPY Non-Final OA Iovance Biotherapeutics, Inc.
18036909 MICROFLUIDIC-BASED BLADDER CANCER MIMIC AND USE THEREOF Non-Final OA CHUNG ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATION
16960445 3D in vitro Models of Lung Tissue Non-Final OA THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE
17786255 CHIMERIC ANTIGEN RECEPTOR DENDRITIC CELLS (CAR-DCS) AND METHODS OF MAKING AND USING SAME Final Rejection Washington University
17495597 MULTICELL CONJUGATES FOR ACTIVATING ANTIGEN-SPECIFIC T CELL RESPONSES Non-Final OA Wisconsin Alumni Research Foundation
17606489 ARTIFICIAL ANTIGEN PRESENTING CELLS COMPRISING LIGANDS FOR NKG2D FOR EXPANDING IMMUNE CELLS FOR IMMUNOTHERAPY Final Rejection H. LEE MOFFITT CANCER CENTER AND RESEARCH INSTITUTE, INC.
18227001 ADVANCED MANUFACTURED TRANSWELL USING SYNTHETIC BIOINK FOR CELL CULTURE AND IN VITRO TISSUE MODELS Non-Final OA Lung Biotechnology PBC
18354210 Methods for Differentiating Epithelial or Basal Cells Non-Final OA Lung Biotechnology PBC
16321265 DIFFERENTIATED CELL PRODUCTION METHOD AND CULTURE BAG USED THEREFOR Final Rejection KYOTO UNIVERSITY
17996033 TREATMENT OF ERECTILE DYSFUNCTION BY FIBROBLAST ADMINISTRATION Non-Final OA FIGENE, LLC
18707061 COMPOSITIONS AND METHODS FOR USING INDIVIDUALIZED GENOME ASSEMBLIES AND INDUCED PLURIPOTENT STEM CELL LINES OF NONHUMAN PRIMATES FOR PRE-CLINICAL EVALUATION Non-Final OA EXIR LLC
17616200 USES OF NAD+ AND/OR NAD+ INHIBITORS AND/OR NAD+ AGONISTS AND COMBINATION PREPARATION THEREOF Final Rejection ShanghaiTech University
18050333 Methods of in Vitro Cell Delivery Non-Final OA Intellia Therapeutics, Inc.
17598916 METHOD FOR PRODUCING CAR GENE-INTRODUCED NK CELLS AND USE THEREOF Non-Final OA KOREA RESEARCH INSTITUTE OF BIOSCIENCE AND BIOTECHNOLOGY
17778611 T-CELL MASTER CELL BANK Final Rejection Takeda Pharmaceutical Company Limited
18328598 NUCLEIC ACID PRODUCTS AND METHODS OF ADMINISTRATION THEREOF Non-Final OA Factor Bioscience Inc.
17841041 SELECTIVE TARGETING OF HOST CD70+ ALLOREACTIVE CELLS TO PROLONG ALLOGENEIC CAR T CELL PERSISTENCE Final Rejection Allogene Therapeutics, Inc.
17629044 METHOD FOR PROVIDING INFORMATION NECESSARY FOR DIAGNOSING CANCER PATIENT'S RESISTANCE TO ANTI-CANCER AGENT AND/OR RADIATION Non-Final OA NEXT & BIO INC.
16968315 BIOPROCESSING METHODS FOR CELL THERAPY Final Rejection Global Life Sciences Solutions USA LLC
17908857 UP-SCALED PRODUCTION OF MICROGLIA-LIKE/-PRECURSOR CELLS AND MACROPHAGE CELLS USING MESH MACROCARRIERS Final Rejection RHEINISCHE FRIEDRICH-WILHELMS-UNIVERSITÄT BONN
17704922 METHODS FOR OBTAINING INDUCED PLURIPOTENT STEM CELLS Final Rejection BlueRock Therapeutics LP
18015489 METHOD FOR GENERATING A THREE-DIMENSIONAL NEUROMUSCULAR ORGANOID IN VITRO Non-Final OA MAX-DELBRÜCK-CENTRUM FÜR MOLEKULARE MEDIZIN IN DER HELMHOLTZ-GEMEINSCHAFT
18027306 METHOD FOR PREPARING EFFECTOR CELLS WITH DESIRED SPECIFICITY Non-Final OA NATIONAL UNIVERSITY CORPORATION SHIGA UNIVERSITY OF MEDICAL SCIENCE
17608636 THERAPEUTICALLY ACTIVE CELLS AND EXOSOMES Final Rejection Capricor, Inc.

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