Prosecution Insights
Last updated: April 19, 2026

Examiner: FREHE, WILLIAM R

Tech Center 3700 • Art Units: 3763 3783

This examiner grants 60% of resolved cases

Performance Statistics

59.9%
Allow Rate
-10.1% vs TC avg
432
Total Applications
+41.4%
Interview Lift
1446
Avg Prosecution Days
Based on 382 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
19.6%
§102 Novelty
51.2%
§103 Obviousness
23.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18388372 BREAST PUMP DEVICE Non-Final OA SHENZHEN LUTE JIACHENG SUPPLY CHAIN MANAGEMENT CO., LTD.
16376738 MINIMALLY INVASIVE SYSTEMS WITH EXPANDABLE SUPPORT AND PROXIMAL OPENING FOR HEMOSTASIS IN A BLEEDING CLOSED TISSUE VOLUME Non-Final OA PROCEPT BioRobotics Corporation
19275711 Methods and Devices for Controlling Biologic Microenvironments Non-Final OA P Tech, LLC
19044139 ELECTROSURGICAL DEVICE AND METHOD OF USE Non-Final OA Meditrina, Inc.
18151289 IV CATHETER WITH A TIP PROTECTOR Final Rejection ICU Medical, Inc.
19022302 Auto-Injector Non-Final OA Sanofi-Aventis Deutschland GMBH
18159719 DRUG DELIVERY DEVICE Non-Final OA Sanofi-Aventis Deutschland GMBH
17227944 Auto-Injector Final Rejection Sanofi-Aventis Deutschland GMBH
17671943 Breast Pump Leak Guard Final Rejection ASO LLC
17457859 INTRODUCER SHEATH AND METHODS Final Rejection Merit Medical Systems, Inc.
17628855 ULTRASONIC SUCTION AND LIQUID INTEGRATED DEVICE Non-Final OA INNOLCON MEDICAL TECHNOLOGY (SUZHOU) CO., LTD.
18244521 LAYERED MATERIAL FOR MUCOADHESION, AND PATCH AND MICRONEEDLE PATCH COMPRISING THE SAME Non-Final OA Win Coat Corporation
18230350 BREASTMILK PUMP Non-Final OA Annabella Tech Ltd.
18170715 BREAST MILK EXTRACTION KIT COMPRISING A BREAST MILK PUMP AND A PUMPING DEVICE Final Rejection Annabella Tech Ltd.
18170737 BREAST MILK EXTRACTION KIT COMPRISING A BREAST MILK PUMP AND A PUMPING DEVICE Non-Final OA Annabella Tech Ltd.
16262525 Connector for Surgical Handpiece Non-Final OA Integra LifeSciences Enterprises, LLLP
16632904 APPARATUS AND METHOD FOR LINKING AND EVALUATING INFORMATION IN CLINICAL DATA IN A MEDICAL DEVICE Non-Final OA W.O.M. WORLD OF MEDICINE GMBH
18082725 BREAST PUMP SYSTEMS Final Rejection Willow Innovations, Inc.
17865644 SYSTEM FOR SYNCHRONIZING BREAST PUMPING WITH INFANT FEEDING Non-Final OA Willow Innovations, Inc.
16934380 BREAST PUMP ASSEMBLY Final Rejection WILLOW INNOVATIONS, INC.
16773524 BREAST PUMP SYSTEM AND METHODS Final Rejection WILLOW INNOVATIONS, INC.
18158513 BREAST MILK FILTRATION DEVICE AND METHOD Non-Final OA Kaehler Science for Women, LLC
17862315 MICRONEEDLE, MICROCONE, AND PHOTOLITHOGRAPHY FABRICATION METHODS Non-Final OA RAPHAS CO., LTD
17540734 Connector for Surgical Handpiece Final Rejection Interga LifeSciences Enterprises, LLLP
17431586 CARTRIDGE BASED AUTO-INJECTOR Non-Final OA New Injection Systems Ltd.
17403768 Breast Pump Final Rejection SHENZHEN SHIJIEBAO TRADING CO., LTD
17335060 TUBING SYSTEM WITH REASSEMBLY PREVENTION MECHANISM Non-Final OA Linear Health Sciences, LLC

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