Prosecution Insights
Last updated: April 19, 2026

Examiner: LANGE, ERIC A

Tech Center 3700 • Art Units: 3745 3783

This examiner grants 78% of resolved cases

Performance Statistics

78.2%
Allow Rate
+8.2% vs TC avg
198
Total Applications
+10.7%
Interview Lift
831
Avg Prosecution Days
Based on 174 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
26.0%
§102 Novelty
48.5%
§103 Obviousness
23.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18037834 FLUID DELIVERY DEVICES AND METHODS THEREOF Non-Final OA TAKEDA PHARMACEUTICAL COMPANY LIMITED
18201562 DEVICES, SYSTEMS, AND METHODS FOR DELIVERING FLUID THROUGH A TUBULAR ELEMENT Non-Final OA MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH
18698937 IMPELLER AND PUMP Final Rejection EBARA CORPORATION
18199476 CUSTOMIZATION OF A GLUCOSE PREDICTION MODEL FOR A USER IN AN AUTOMATED INSULIN DELIVERY (AID) DEVICE Non-Final OA INSULET CORPORATION
18195617 EXPANDABLE SHEATH AND LINER THEREFOR Non-Final OA ABIOMED, Inc.
18701510 PERFORMANCE DERATING CONTROL IN A CIRCULATING PUMP Final Rejection GRUNDFOS HOLDING A/S
18197644 TRACKING SYSTEM FOR A COUPLING DEVICE Non-Final OA CareFusion 303, Inc.
18810843 Handheld Spray Fan Final Rejection Shenzhen Shiwu Technology Co., Ltd
18899707 WEARABLE AIR CIRCULATION DEVICES AND METHODS OF USE Non-Final OA TIGERAIRE, INC.
18207387 VENTURI DEVICES WITH MULTIPLE PORTIONS Non-Final OA Rheem Manufacturing Company
18037305 CONNECTION SYSTEM FOR A DRUG DELIVERY DEVICE Non-Final OA West Pharmaceutical Services, Inc.
18036760 SYSTEM AND METHOD FOR NEEDLE HIDING IN INJECTORS Non-Final OA PFIZER, INC.
18677688 TURBINE TIP SHROUD REMOVAL FEATURE Non-Final OA Solar Turbines Incorporated
18037973 RATE-LIMITED SYRINGE Non-Final OA Teva Pharmaceuticals International GmbH
18035778 IMPLANTABLE CATHETER FOR MEDICATION DELIVERY AND ANALYTE SENSING Non-Final OA PhysioLogic Devices, Inc.

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