Prosecution Insights
Last updated: April 19, 2026

Examiner: STEIN, LEAH ELIZABETH

Tech Center 1600 • Art Units: 1641

This examiner grants 0% of resolved cases

Performance Statistics

%
Allow Rate
-60.0% vs TC avg
10
Total Applications
Interview Lift
1175
Avg Prosecution Days
Based on 0 resolved cases, 2023–2026

Rejection Statute Breakdown

7.0%
§101 Eligibility
9.3%
§102 Novelty
32.6%
§103 Obviousness
27.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18362410 IMMUNOMODULATORY PROTEINS AND RELATED METHODS Non-Final OA Flagship Pioneering Innovations VII, LLC
18347362 COMBINATION THERAPY EMPLOYING A PD1-LAG3 BISPECIFIC ANTIBODY AND A CD20 T CELL BISPECIFIC ANTIBODY Non-Final OA Hoffmann-La Roche Inc.
18340608 ANTI-HUMAN CYSTINOSIN ANTIBODIES AND METHODS OF USE THEREOF Non-Final OA THE BOARD OF REGENTS OF THE UNIVERSITY OF TEXAS SYSTEM
18323914 NON-VIRAL DELIVERY OF CELL THERAPY CONSTRUCTS Final Rejection Kite Pharma, Inc.
18353183 Synergistic Inhibition of eIF5A and Notch Signaling Non-Final OA The University of Toledo
18271364 Interleukin-37, Chimeric Antigen Receptors, Nucleic Acids, and Vectors Encoding the Same and Uses in Cancer Therapies Non-Final OA Children's Healthcare of Atlanta, Inc.
18025204 BISPECIFIC ANTIBODY AGAINST CD3 AND CD20 IN COMBINATION THERAPY FOR TREATING FOLLICULAR LYMPHOMA Non-Final OA GENMAB A/S
18452405 EGFR TARGETING PEPTIDE CONJUGATE Non-Final OA Chapman University
18262930 BISPECIFIC CS1-BCMA CAR-T CELL AND APPLICATION THEREOF Non-Final OA WUHAN SIAN BIOTECHNOLOGY CO., LTD
18256221 MONOCLONAL ANTIBODY INHIBITING SMIM15 AND APPLICATION THEREOF Non-Final OA AFFILIATED HOSPITAL OF NANTONG UNIVERSITY

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