Prosecution Insights
Last updated: April 19, 2026

Examiner: LANDSMAN, ROBERT S

Tech Center 1600 • Art Units: 1618 1647

This examiner grants 81% of resolved cases

Performance Statistics

81.3%
Allow Rate
+21.3% vs TC avg
1282
Total Applications
+13.0%
Interview Lift
863
Avg Prosecution Days
Based on 1239 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
15.0%
§102 Novelty
18.6%
§103 Obviousness
38.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18535068 FORMULATIONS OF HUMAN ANTI-RANKL ANTIBODIES, AND METHODS OF USING THE SAME Non-Final OA AMGEN INC.
18169345 ANTI-IL2 RECEPTOR GAMMA ANTIGEN-BINDING PROTEINS Non-Final OA Regeneron Pharmaceuticals, Inc.
18583340 Compositions and Methods for Targeting Connexin Hemichannels Non-Final OA Board of Regents, The University of Texas System
18043534 COMPOSITIONS AND METHODS FOR DELIVERY OF NUCLEIC ACIDS TO CELLS Non-Final OA YALE UNIVERSITY
18024143 BISPECIFIC ANTIBODY SIMULTANEOUSLY BINDING TO INTERLEUKIN-4 RECEPTOR ALPHA SUBUNIT AND INTERLEUKIN-5 RECEPTOR ALPHA SUBUNIT, AND USE THEREOF Non-Final OA AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION
18587147 BIOMARKERS OF AGING FOR DETECTION AND TREATMENT OF DISORDERS Non-Final OA The United States Government As Represented By the Department of Veterans Affairs
18285135 METHOD FOR PRODUCING IMMUNE CELL COMPOSITION Non-Final OA University of Ulsan Foundation for Industry Cooperation
18245257 METHODS FOR TREATING OR MODULATING AN INFLAMMATORY RESPONSE Non-Final OA St. Jude Children's Research Hospital, Inc.
18552477 ANTIGEN BINDING PROTEINS AND COMBINATIONS THEREOF Non-Final OA GLAXOSMITHKLINE INTELLECTUAL PROPERTY DEVELOPMENT LIMITED
18480730 ANTIGEN-BINDING MOLECULE PROMOTING DISAPPEARANCE OF ANTIGENS HAVING PLURALITY OF BIOLOGICAL ACTIVITIES Non-Final OA Chugai Seiyaku Kabushiki Kaisha
18023246 PHARMACEUTICAL COMPOSITION FOR PREVENTION AND/OR TREATMENT OF DIALYSIS PRURITUS CONTAINING IL-31 ANTAGONIST AS ACTIVE INGREDIENT Non-Final OA Chugai Seiyaku Kabushiki Kaisha
18032959 METHODS OF TREATING PATIENTS HAVING COMPLEMENT DISORDERS USING ANTI-C5 ANTIBODIES Non-Final OA Alexion Pharmaceuticals, Inc.
18031940 PHARMACEUTICAL COMPOSITION COMPRISING GLUCAGON/GLP-1/GIP TRIPLE AGONIST OR LONG-ACTING CONJUGATE THEREOF FOR PREVENTING OR TREATING LUPUS-RELATED DISEASES Non-Final OA HANMI PHARM. CO., LTD.
18543912 PSGL-1 Antagonists and Uses Thereof Non-Final OA Five Prime Therapeutics, Inc.
18284836 Method for Construction of Nucleic Acid Self-Assembly-Mediated ADC Drug and Use Thereof Non-Final OA ASSEMBLY MEDICINE, LLC.
18005752 FUSION PROTEIN COMPRISING IGE FC RECEPTOR ALPHA SUBUNIT EXTRACELLULAR DOMAIN AND ANTI-IL-4R ANTIBODY, AND USE THEREOF Non-Final OA GI INNOVATION, INC.
18034177 CHIMERIC ANTIGEN RECEPTOR TARGETING CD7 AND USE THEREOF Non-Final OA BIOHENG THERAPEUTICS LIMITED
17997241 MULTISPECIFIC HEAVY CHAIN ANTIBODIES WITH MODIFIED HEAVY CHAIN CONSTANT REGIONS Non-Final OA TENEOBIO, INC
18027413 ANTI-EPHA4 ANTIBODY Non-Final OA EISAI R&D MANAGEMENT CO., LTD.
17999786 ANTI-GD2 SADA CONJUGATES AND USES THEREOF Non-Final OA MEMORIAL SLOAN KETTERING CANCER CENTER
18030203 MEDICINE FOR TREATING CANCER Non-Final OA CHIOME BIOSCIENCE INC.
18247628 ANTI-CSPG4 BINDING AGENTS, CONJUGATES THEREOF AND METHODS OF USING THE SAME Non-Final OA Ardeagen Corporation
18246756 Antibody Binding to Human IL-33, Preparation Method Therefor, and Use Thereof Non-Final OA SUNSHINE GUOJIAN PHARMACEUTICAL (SHANGHAI) CO., LTD.
18245691 SINGLE-DOMAIN ANTIBODY TARGETING 4-1BB, FUSION PROTEIN THEREOF, PHARMACEUTICAL COMPOSITION AND USE THEREOF Non-Final OA BIOTHEUS INC.
18043570 ANTIBODIES SPECIFIC TO CCL21 AND METHODS OF USE Non-Final OA THE UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.
18021568 ANTI-FACTOR XII (FXII) NANOBODY OR ANTIGEN-BINDING FRAGMENT THEREOF, AND USE THEREOF Non-Final OA NINGBO COMGEN BIOTECH CO., LTD.
18017167 ANTI-TRANSFERRIN RECEPTOR (TFR) ANTIBODY AND USES THEREOF Non-Final OA Dyne Therapeutics, lnc.
18011764 ANTIBODIES RECOGNIZING SORTILIN Final Rejection Tarlochan S. NIJJAR
17765009 CH1 DOMAIN VARIANTS ENGINEERED FOR PREFERENTIAL LIGHT CHAIN PAIRING AND MULTISPECIFIC ANTIBODIES COMPRISING THE SAME Non-Final OA ADIMAB, LLC

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