Prosecution Insights
Last updated: April 19, 2026

Examiner: HECK, BRYAN WILLIAM

Tech Center 1600 • Art Units: 1643 1644

This examiner grants 47% of resolved cases

Performance Statistics

46.8%
Allow Rate
-13.2% vs TC avg
76
Total Applications
+71.4%
Interview Lift
1213
Avg Prosecution Days
Based on 47 resolved cases, 2023–2026

Rejection Statute Breakdown

5.2%
§101 Eligibility
18.9%
§102 Novelty
29.2%
§103 Obviousness
29.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18253425 ADMINISTRATION OF STING AGONIST, CHECKPOINT INHIBITORS, AND RADIATION Non-Final OA Takeda Pharmaceutical Company Limited
18260377 ANTI-CD72 NANOBODIES FOR IMMUNOTHERAPY Non-Final OA The Regents of the University of California
17613881 METHODS FOR TREATING SMALL CELL NEUROENDOCRINE AND RELATED CANCERS Final Rejection The Regents of the University of California
17817925 METHODS OF USING ANTI-CD79B IMMUNOCONJUGATES TO TREAT DIFFUSE LARGE B-CELL LYMPHOMA Non-Final OA Hoffmann-La Roche Inc.
18349012 METHODS FOR TREATING EOSINOPHILIC ESOPHAGITIS BY ADMINISTERING AN IL-4R ANTAGONIST Non-Final OA REGENERON PHARMACEUTICALS, INC.
17615732 MODIFIED DOSAGE OF SUBCUTANEOUS TOCILIZUMAB FOR RHEUMATOID ARTHRITIS Final Rejection REGENERON PHARMACEUTICALS, INC.
17611073 COMBINATION OF PD-1 INHIBITORS AND LAG-3 INHIBITORS FOR ENHANCED EFFICACY IN TREATING CANCER Non-Final OA Regeneron Pharmaceuticals, Inc.
18008535 MATERIALS AND METHODS FOR THE DIAGNOSIS AND TREATMENT OF CANCER Non-Final OA University of Florida Research Foundation, Inc.
17529574 Compositions and Methods for Treating Late Stage Lung Cancer Non-Final OA AstraZeneca AB
17814811 SPLIT CHIMERIC ANTIGEN RECEPTORS AND METHODS OF USE Final Rejection Kite Pharma, Inc.
18476345 PHARMACEUTICAL COMPOSITION COMPRISING TOLL-LIKE RECEPTOR AGONIST AND STIMULATOR OF INTERFERON GENES AGONIST AND USE THEREOF Non-Final OA National Health Research Institutes
18175796 MULTISPECIFIC ANTIBODIES AND USES THEREOF Non-Final OA Pfizer Inc.
17802794 ANTIGEN-PRESENTING EXTRACELLULAR VESICLES, COMPOSITION CONTAINING SAME, AND METHOD FOR PRODUCTION THEREOF Non-Final OA NISSAN CHEMICAL CORPORATION
17913072 ANTI-TN-MUC1 CHIMERIC ANTIGEN RECEPTORS Non-Final OA GLAXOSMITHKLINE INTELLECTUAL PROPERTY DEVELOPMENT LIMITED
18007468 NUCLEIC ACID ENCODED ANTIBODY MIXTURES Non-Final OA CureVac SE
18282322 ANTI-ALPP/ALPPL2 ANTIBODIES AND ANTIBODY-DRUG CONJUGATES Non-Final OA SEAGEN INC.
17698617 METHODS OF SUPPRESSING MICROGLIAL ACTIVATION Non-Final OA The Brigham and Women`s Hospital, Inc.
18253721 ADOPTIVE CELL THERAPY FOR TREATMENT OF CANCER ASSOCIATED WITH LOSS OF HETEROZYGOSITY Non-Final OA A2 Biotherapeutics, Inc.
17312317 Screening Assays, Modulators and Modulation of Intracellular Signalling Mediated by Immunoglobulin Superfamily Cell Adhesion Molecules Final Rejection The University of Western Australia
18043574 COMPOSITIONS AND METHODS TO TARGET ANTI-RH ANTIBODY Non-Final OA PORTON ADVANCED SOLUTIONS LTD.
17915837 EPITOPE REGION-BRIDGING BIPARATOPIC ANTIBODY AND METHOD FOR PRODUCING SAME Non-Final OA NATIONAL INSTITUTES OF BIOMEDICAL INOVATION, HEALTH AND NUTRITON
17782129 METHODS FOR EXPANDING GAMMA DELTA T-CELL POPULATIONS WITH MULTIVALENT AGENTS AND COMPOSITIONS THEREOF Non-Final OA ADICET THERAPEUTICS, INC.
17605061 MEANS AND METHODS FOR TREATING BURKITT LYMPHOMA OR LEUKEMIA Final Rejection AMGEN RESEARCH (MUNICH) GMBH

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