Prosecution Insights
Last updated: August 18, 2026

Examiner: FREHE, WILLIAM R

Tech Center 3700 • Art Units: 3763 3783

This examiner grants 60% of resolved cases

Performance Statistics

60.1%
Allow Rate
-9.9% vs TC avg
446
Total Applications
+41.8%
Interview Lift
1380
Avg Prosecution Days
Based on 391 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
13.6%
§102 Novelty
55.1%
§103 Obviousness
25.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19275711 Methods and Devices for Controlling Biologic Microenvironments Final Rejection P Tech, LLC
18116249 Splitable Tissue Cutting Device Non-Final OA Bard Access Systems, Inc.
18152932 Universal Caps for Male and Female Connectors with an Inner Shaft and Outer Threaded Housing Non-Final OA Becton, Dickinson and Company
17992521 Clip Syringe Non-Final OA Becton, Dickinson and Company
18111090 SYSTEM, CANNULA, AND METHOD FOR DE-AIRING A PATIENT'S HEART Non-Final OA PARKER HANNIFIN CORPORATION
17057561 Automatic Drug Delivery Device Non-Final OA Novartis AG
19057870 INFUSION PUMP SYSTEM AND METHOD Non-Final OA Insulet Corporation
19022661 Auto-Injector Non-Final OA Sanofi-Aventis Deutschland GMBH
19022613 Auto-Injector Non-Final OA Sanofi-Aventis Deutschland GMBH
19022302 Auto-Injector Final Rejection Sanofi-Aventis Deutschland GMBH
18159719 DRUG DELIVERY DEVICE Final Rejection Sanofi-Aventis Deutschland GMBH
18550494 GUIDE EXTENSION CATHETER Non-Final OA NIPRO CORPORATION
18456737 MEDICAL FLUID INJECTION APPARATUS AND METHOD WITH DETACHABLE PATCH AND MONITORING Final Rejection Enable Injections, Inc.

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