Prosecution Insights
Last updated: May 29, 2026

Examiner: WANG, CHANG YU

Tech Center 1600 • Art Units: 1643 1649 1675

This examiner grants 34% of resolved cases

Performance Statistics

33.6%
Allow Rate
-26.4% vs TC avg
946
Total Applications
+53.0%
Interview Lift
1423
Avg Prosecution Days
Based on 854 resolved cases, 2023–2026

Rejection Statute Breakdown

2.1%
§101 Eligibility
7.9%
§102 Novelty
38.1%
§103 Obviousness
25.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17784145 COMPOSITIONS AND METHODS FOR TREATING NEUROMUSCULAR DISORDERS Non-Final OA The Regents of the University of California
17194013 Fascin-2 (FSCN2) Variants And Uses Thereof Non-Final OA Regeneron Pharmaceuticals, Inc.
17790340 LOOPED PROTEINS COMPRISING CELL PENETRATING PEPTIDES Non-Final OA Ohio State Innovation Foundation
17995820 OFATUMUMAB FOR TREATING MS WHILE MAINTAINING SERUM IgG Non-Final OA NOVARTIS AG
17753635 Management of conditions other than multiple sclerosis in ofatumumab-treated patients Non-Final OA Novartis AG
17757955 AGENT FOR PREVENTING OR TREATING ACUTE-PHASE NEUROMYELITIS OPTICA Final Rejection MITSUBISHI TANABE PHARMA CORPORATION
18545688 PAC1 ANTIBODIES AND USES THEREOF Final Rejection AMGEN INC.
18168002 COMBINATION THERAPY WITH SEMAPHORIN-4D BLOCKADE AND HTT-LOWERING AGENT FOR TREATMENT OF HUNTINGTON'S DISEASE Non-Final OA UNIVERSITY OF CENTRAL FLORIDA RESEARCH FOUNDATION, INC.
17908827 Manipulating Glycogen in Alzheimer's Disease, Epilepsy, Traumatic Brain Injury, and ALS as a Treatment Final Rejection University of Kentucky Research Foundation
17924461 PEPTIDE USED TO PREVENT OR TREAT SYNUCLEINOPATHY Non-Final OA TOHOKU UNIVERSITY
18611374 APOE ANTIBODIES, FUSION PROTEINS AND USES THEREOF Non-Final OA Massachusetts Eye and Ear Infirmary
17769705 EXTRACELLULAR VESICLE-BASED AGENTS AND METHODS FOR THE TREATMENT OF NEUROPATHIC DISORDERS Non-Final OA University of Washington
18011965 PREVENTION OF AXONAL DAMAGE USING ANTIBODY BINDING TO AMYLOID BETA 1-42 Non-Final OA Eli Lilly and Company
17883072 Anti-CGRP Antibody Formulation Final Rejection Eli Lilly and Company
17762543 VACCINE THERAPY FOR RAN PROTEIN DISEASES Final Rejection University of Florida Research Foundation, Incorporated
17509889 Methods of Reducing Tau in Human Subjects Non-Final OA JANSSEN PHARMACEUTICA NV
18259141 NON-BLOCKING HUMAN CCR8 BINDERS Non-Final OA VRIJE UNIVERSITEIT BRUSSEL
17840368 METHODS FOR TREATING MICROGLIAL DYSFUNCTION Non-Final OA Washington University
16876353 EFFICIENT, SCALABLE PRODUCTION OF HUMAN RETINAL PROGENITORS IN VITRO Non-Final OA Wisconsin Alumni Research Foundation
17794912 DETERMINATION AGENT AND DETERMINATION METHOD FOR TAUOPATHY AND DEMENTIA-RELATED DISEASES Non-Final OA Sumitomo Pharma Co., Ltd.
18183812 FUSION PROTEIN COMPRISING A BLOOD-BRAIN BARRIER (BBB)-CROSSING SINGLE DOMAIN ANTIBODY FC5, AN IMMUNOGLOBULIN FC FRAGMENT AND A BETA-AMYLOID BINDING POLYPEPTIDE (ABP) Non-Final OA National Research Council of Canada
18021566 PROTEIN, POLYNUCLEOTIDE, VECTOR, HOST CELL, COMPOSITION, METHOD FOR TREATING AN ILLNESS, IN-VITRO METHOD FOR PREDICTING MULTIPLE SCLEROSIS, AND USE OF A PROTEIN OR COMPOSITION Non-Final OA Fundação Oswaldo Cruz
18110960 METHOD AND PHARMACEUTICAL COMPOSITION FOR INHIBITING CANCER METASTASIS Non-Final OA RAMOT AT TEL AVIV UNIVERSITY LTD.
18346691 PROCESS FOR ESTABLISHING A HUMAN TESTICULAR TISSUE CULTURE SYSTEM Final Rejection PATERNA BIOSCIENCES INC.
18003768 PEPTIDES AND USES THEREOF Non-Final OA PreveCeutical Medical Inc.
17923456 COMPOSITIONS AND METHODS FOR TREATING EPILEPSY Non-Final OA Annexon, Inc.
18038065 PHARMACEUTICAL COMPOSITION COMPRISING INSOLUBLE CAMPTOTHECIN COMPOUND-CONTAINING NANOPARTICLE FOR TREATMENT OF CANCER AND COMBINATION THERAPY THEREOF Non-Final OA SNBioScience Inc.
17596622 USE OF SRRD IN THE INHIBITION OF PROTEIN AGGREGATION Final Rejection THE CHILDREN'S HOSPITAL OF PHILADELPHIA
18147287 METHODS OF TREATING NEUROMYELITIS OPTICA SPECTRUM DISORDER Final Rejection Viela Bio, Inc.
16606605 IMMUNOGLOBULIN PRODUCTS FOR USE IN THE TREATMENT OF CHRONIC INFLAMMATORY DEMYELINATING POLYNEUROPATHY Final Rejection CSL BEHRING AG

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