Prosecution Insights
Last updated: August 18, 2026

Examiner: CHATTIN, AMY MARIE

Tech Center 1600 • Art Units: 1637 1642 1643 1644 1646

This examiner grants 73% of resolved cases

Performance Statistics

72.9%
Allow Rate
+12.9% vs TC avg
87
Total Applications
+43.5%
Interview Lift
1397
Avg Prosecution Days
Based on 48 resolved cases, 2023–2026

Rejection Statute Breakdown

3.1%
§101 Eligibility
18.3%
§102 Novelty
33.9%
§103 Obviousness
32.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17927529 BISPECIFIC MOLECULES FOR SELECTIVELY MODULATING T CELLS Non-Final OA Dana-Farber Cancer Institute, Inc.
17773283 DEGRADATION OF SURFACE PROTEINS USING BISPECIFIC BINDING AGENT Non-Final OA The Regents of the University of California
18560746 CHIMERIC POLYPEPTIDES AND METHODS OF USE Non-Final OA BOARD OF REGENTS, THE UNIVERSITY OF TEXAS SYSTEM
18066529 PROTEASE-ACTIVATED T CELL BISPECIFIC ANTIBODIES Non-Final OA Hoffmann-La Roche Inc.
18481725 COMPOSITIONS AND METHODS OF TREATING CANCER WITH CHIMERIC ANTIGEN RECEPTORS TARGETING CLAUDIN 18.2 Non-Final OA MEDIMMUNE, LLC
17770304 Immunotherapy Targeting Tumor Neoantigenic Peptides Final Rejection INSERM (Institut National de la Santé et de la Recherche Médicale)
18285634 CHIMERIC ANTIGEN RECEPTOR COMPRISING AN ANTI-CD19 ANTIBODY OR ANTIGEN-BINDING FRAGMENT THEREOF AND NATURAL KILLER CELLS COMPRISING THE SAME Non-Final OA GC Cell Corporation
17789079 COMPOSITIONS AND METHODS FOR TREATING AUTOIMMUNE DISEASES AND CANCERS BY TARGETING IGSF8 Non-Final OA GV20 Therapeutics LLC

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