Prosecution Insights
Last updated: August 17, 2026

Examiner: RITCHIE, HADEN MATTHEW

Tech Center 3700 • Art Units: 3774 3783 3791

This examiner grants 73% of resolved cases

Performance Statistics

73.4%
Allow Rate
+3.4% vs TC avg
98
Total Applications
+33.8%
Interview Lift
1316
Avg Prosecution Days
Based on 64 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
37.6%
§102 Novelty
48.5%
§103 Obviousness
12.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17614077 DUAL CHAMBER DRUG RESERVOIR AND STOPPER THEREFOR Final Rejection Novo Nordisk A/S
18697785 INSERTER DEVICES PROVIDING MANUAL INSERTION AND AUTOMATIC RETRACTION Non-Final OA Eli Lilly and Company
18687844 Intravenous Injection Site Stabilization Device With Switchable Adhesive Non-Final OA Becton, Dickinson and Company
18196262 TUBE SECUREMENT DEVICE AND METHODS Non-Final OA The Board of Regents of The University of Texas System
18655166 Systems and Methods for Monitoring Operations of an Infusion Delivery Device Using a Pressure Sensor Non-Final OA INSULET CORPORATION

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