Prosecution Insights
Last updated: May 29, 2026

Examiner: PETRASH, HILARY ANN

Tech Center 1600 • Art Units: 1641 1644

This examiner grants 64% of resolved cases

Performance Statistics

63.8%
Allow Rate
+3.8% vs TC avg
89
Total Applications
+51.7%
Interview Lift
1127
Avg Prosecution Days
Based on 58 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
5.6%
§102 Novelty
17.8%
§103 Obviousness
22.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17289613 NANOBODY-GLYCAN MODIFYING ENZYME FUSION PROTEINS AND USES THEREOF Non-Final OA President and Fellows of Harvard College
17441183 CLAUDIN-6 BISPECIFIC ANTIBODIES Non-Final OA The Regents of the University of California
17422591 COMPOSITIONS AND METHODS FOR MODULATING CELLULAR INTERNALIZATION Final Rejection The Regents of the University of California
17258741 PREVENTION OR TREATMENT METHOD FOR PERIPHERAL NEUROPATHY OR PAIN ACCOMPANYING DISEASE IN WHICH PERIPHERAL NEUROPATHY OR ASTROCYTE DISORDER IS RECOGNIZED Non-Final OA MITSUBISHI TANABE PHARMA CORPORATION
17264386 DOSING REGIMEN FOR BCMA-CD3 BISPECIFIC ANTIBODIES Final Rejection AMGEN INC.
17618360 ANTIBODIES AGAINST PD-1 AND METHODS OF USE THEREOF Non-Final OA Dana-Farber Cancer Institute, Inc.
18969940 ANTI-PSMA ANTIBODY CONJUGATES Non-Final OA ADC THERAPEUTICS SA
18753316 ANTIBODY MOLECULES AND CONJUGATES Non-Final OA ASTRAZENECA AB
17491813 EVALUATION AND TREATMENT OF BRADYKININ-MEDIATED DISORDERS Non-Final OA Takeda Pharmaceutical Company Limited
18266993 CAR-INKT WITH HIGH AMPLIFICATION, SURVIVAL CAPACITY AND TUMOR KILLING EFFECT AND USE THEREOF Non-Final OA Beijing Gene Key Life Technology Co., Ltd.
18020447 COMPOSITIONS AND METHODS FOR TREATING AUTOIMMUNE DISEASES AND CANCERS BY TARGETING IGSF8 Non-Final OA Shanghai XunBaiHui Biotechnology Co., LTD.
17311193 BRAIN TARGETED DRUG DELIVERY METHOD VIA SYNDECAN-3 Non-Final OA PHARMACOIDEA Kft
17624467 ANTIGEN-BINDING PROTEIN CONSTRUCTS AND USES THEREOF Final Rejection Mythic Therapeutics, Inc.
17681855 Chimeric Antigen Receptor Targeting CD22 and CD19 and Application thereof Final Rejection Institute of Hematology and Blood Diseases Hospital, Chinese Academy of Medical Sciences
17290957 BISPECIFIC ANTIBODY, PREPARATION METHOD THEREOF AND APPLICATION THEREOF Non-Final OA EXCYTE LLC

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month