Prosecution Insights
Last updated: August 18, 2026

Examiner: CHAO, ALLEN

Tech Center 1600 • Art Units: 1622 1624 1656

This examiner grants 67% of resolved cases

Performance Statistics

66.7%
Allow Rate
+6.7% vs TC avg
40
Total Applications
+0.0%
Interview Lift
1105
Avg Prosecution Days
Based on 6 resolved cases, 2023–2026

Rejection Statute Breakdown

1.1%
§101 Eligibility
22.6%
§102 Novelty
41.9%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18449807 TREATMENT OF BREAST CANCER USING COMBINATION THERAPIES COMPRISING GDC-9545 AND IPATASERTIB Non-Final OA Genentech, Inc.
18449793 TREATMENT OF BREAST CANCER USING COMBINATION THERAPIES COMPRISING GDC-9545 AND ABEMACICLIB OR RIBOCICLIB Final Rejection Genentech, Inc.
18709395 Prodrugs of Neurosteroid Analogs and Uses Thereof Non-Final OA Emory University
18685544 PYRAZINE COMPOUNDS FOR THE CONTROL OF INVERTEBRATE PESTS Non-Final OA BASF SE
18602132 METHODS FOR TREATING CYTOKINE STORM ASSOCIATED WITH ACINETOBACTER BAUMANNII INFECTIONS Final Rejection City University of Hong Kong
18562666 METHOD FOR CRYSTALLIZATION OF AROMATIC AMINO ACIDS, ENABLING SUSTAINABLE CYCLE OF AMMONIA Final Rejection CJ CheilJedang Corporation
18293683 INHIBITORS OF HYPOXIA-INDUCIBLE FACTORS Non-Final OA The Johns Hopkins University
18335687 DIHYDROOXADIAZINONE COMPOUND AND PHARMACEUTICAL USE THEREOF Final Rejection Japan Tobacco Inc.
18219447 PROCESS FOR PREPARING PHOSPHONATE ESTERS Final Rejection ENTEGRIS, INC.
18293766 PROCESS FOR PREPARING A OXACYLOHEXANE OR OXACYLOPENTANE DERIVATIVE Final Rejection Firmenich SA
18293768 PROCESS FOR PREPARING A OXACYLOHEXANE OR OXACYLOPENTANE DERIVATIVE Final Rejection Firmenich SA
18284515 PROCESS FOR THE PREPARATION OF CYCLEN Final Rejection SERICHIM SRL

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