Prosecution Insights
Last updated: April 19, 2026

Examiner: LU, CHENG

Tech Center 1600 • Art Units: 1642

This examiner grants 55% of resolved cases

Performance Statistics

55.0%
Allow Rate
-5.0% vs TC avg
266
Total Applications
+67.0%
Interview Lift
1271
Avg Prosecution Days
Based on 202 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
13.0%
§102 Novelty
29.7%
§103 Obviousness
32.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18480778 COMPOSITIONS AND METHODS FOR TARGETING AND KILLING ALPHA-V BETA-3-POSITIVE CANCER STEM CELLS (CSCS) AND TREATING DRUG RESISTANT CANCERS Final Rejection THE REGENTS OF THE UNIVERSITY OF CALIFORNIA
17928767 INHIBITION OF BMI1 ELIMINATES CANCER STEM CELLS AND ACTIVATES ANTITUMOR IMMUNITY Non-Final OA The Regents of the University of California
16608515 BCMA-TARGETING AGENT, AND COMBINATION THERAPY WITH A GAMMA SECRETASE INHIBITOR Non-Final OA Novartis AG
19292946 APPLICATION OF ITIH1 IN PREPARATION OF DRUG FOR TREATMENT OF HEPATOCELLULAR CARCINOMA Non-Final OA Tongji Hospital affiliated to Tongji Medical College of Huazhong University of Science and Technolog
17767035 COMPOSITIONS AND METHODS FOR TREATING CYTOTOXIC T CELL RESISTANT TUMORS Non-Final OA Dana-Farber Cancer Institute, Inc.
19218323 IG-LIKE FUSION PROTEINS FOR TREATING GRAVES DISEASE Final Rejection CANOPY IMMUNO-THERAPEUTICS LTD.
17640645 THERAPEUTIC DRUG FOR POLYCYTHEMIA Final Rejection JUNTENDO EDUCATIONAL FOUNDATION
15734470 COMPOSITIONS AND METHODS FOR INDUCING PHAGOCYTOSIS Final Rejection The Board of Trustees of the Leland Stanford Junior University
17153128 PET RADIOPHARMACEUTICALS FOR NON-INVASIVE EVALUATION OF HIF-2alpha Final Rejection THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
17129352 PET RADIOPHARMACEUTICALS FOR NON-INVASIVE EVALUATION OF HIF-2alpha Final Rejection THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
16317943 TREATMENT AND PREVENTION OF CYTOKINE RELEASE SYNDROME USING A CHIMERIC ANTIGEN RECEPTOR IN COMBINATION WITH A KINASE INHIBITOR Final Rejection The Trustees of the University of Pennsylvania
17764043 ENHANCING CANCER THERAPY TREATMENT WITH BH3 MIMETICS Final Rejection THE REGENTS OF THE UNIVERSITY OF COLORADO, A BODY CORPORATE
17829164 ANTI-CRIMEAN-CONGO HEMORRHAGIC FEVER VIRUS ANTIBODIES, AND METHODS OF THEIR GENERATION AND USE Non-Final OA The Government of the United States, as represented by the Secretary of the Army
18025896 A Scoring Method for an Anti-HER2 Antibody-Drug Conjugate Therapy Non-Final OA Daiichi Sankyo Company, Limited
17626185 HETERODIMERS AND METHODS OF USE THEREOF Non-Final OA Thomas Jefferson University
17621909 PDL1 POSITIVE NK CELL CANCER TREATMENT Final Rejection City of Hope
18357966 ANTIBODIES WITH ENGINEERED CH2 DOMAINS, COMPOSITIONS THEREOF AND METHODS OF USING THE SAME Final Rejection SUTRO BIOPHARMA, INC.
18442857 BISPECIFIC BINDING MOLECULES THAT ARE CAPABLE OF BINDING CD137 AND TUMOR ANTIGENS, AND USES THEREOF Final Rejection MacroGenics, Inc.
18163810 OBINUTUZUMAB TREATMENT OF A DLBCL PATIENT SUBGROUP Non-Final OA Bruker Spatial Biology, Inc.
18059548 B7-H4 Antibodies and Anti-B7-H4 Antibody/IL-15 Fusion Proteins Non-Final OA Kadmon Corporation, LLC
17617156 MONOCLONAL ANTIBODY-CYTOKINE FUSION PROTEIN DIMER AND APPLICATION THEREOF Final Rejection Nanjing GenScript Biotech Co., Ltd.
18532395 MULTIFUNCTIONAL PROTEIN MOLECULES COMPRISING DECORIN AND USE THEREOF Final Rejection Catalent Pharma Solutions, LLC
18255043 COMPOSITIONS AND METHODS FOR RAPID PRODUCTION OF VERSATILE SINGLE DOMAIN ANTIBODY REPERTOIRES Non-Final OA The Rockefeller University
17297771 METHODS FOR TREATMENT USING ADOPTIVE CELL THERAPY Non-Final OA Juno Therapeutics, Inc.
18459236 THE NOVEL MONOCLONAL ANTIBODIES TO PROGRAMMED DEATH 1 (PD-1) Final Rejection CStone Pharmaceuticals (Shanghai) Co., Ltd.
18263014 METHODS OF ASSESSING THE RISK OF DEVELOPING PROGRESSIVE MULTIFOCAL LEUKOENCEPHALOPATHY IN PATIENTS TREATED WITH VLA-4 ANTAGONISTS Non-Final OA UNIVERSITE TOULOUSE III – PAUL SABATIER
18357366 Anti-Tumor Immunotherapy Enhancer Final Rejection Nobuo Tsukamoto
17282774 Combination Therapy for Treating Cancer with an Intravenous Administration of a Recombinant MVA and an Immune Checkpoint Antagonist or Agonist Non-Final OA Bavarian Nordic A/S
17644923 NOVEL CANCER ANTIGENS AND METHODS Final Rejection The Francis Crick Institute Limited
18252081 MADCAM TARGETED THERAPEUTICS AND USES THEREOF Non-Final OA PANDION OPERATIONS, INC.

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