Prosecution Insights
Last updated: August 18, 2026

Examiner: PETRASH, HILARY ANN

Tech Center 1600 • Art Units: 1641 1644

This examiner grants 64% of resolved cases

Performance Statistics

63.9%
Allow Rate
+3.9% vs TC avg
93
Total Applications
+53.5%
Interview Lift
1146
Avg Prosecution Days
Based on 61 resolved cases, 2023–2026

Rejection Statute Breakdown

3.4%
§101 Eligibility
13.9%
§102 Novelty
23.9%
§103 Obviousness
33.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18765663 Methods of Treating Crohn's Disease with Anti-IL23 Specific Antibody Non-Final OA Janssen Biotech, Inc.
17422591 COMPOSITIONS AND METHODS FOR MODULATING CELLULAR INTERNALIZATION Final Rejection The Regents of the University of California
17625683 COMPOSITIONS AND METHODS OF USING A HUMANIZED ANTI-DKK2 ANTIBODY Final Rejection YALE UNIVERSITY

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