Prosecution Insights
Last updated: April 19, 2026

Examiner: MARRISON, SAMUEL JOSEPH

Tech Center 3700 • Art Units: 3783

This examiner grants 66% of resolved cases

Performance Statistics

65.7%
Allow Rate
-4.3% vs TC avg
92
Total Applications
+59.2%
Interview Lift
1443
Avg Prosecution Days
Based on 35 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
24.7%
§102 Novelty
51.0%
§103 Obviousness
18.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17630270 DRUG DELIVERY DEVICE WITH CONFIGURABLE NEEDLE SHIELD ENGAGEMENT COMPONENTS AND RELATED METHODS Final Rejection AMGEN INC.
17264139 INTERVENTIONAL DOSING SYSTEMS AND METHODS Final Rejection AMGEN INC.
19302583 METHOD AND APPARATUS FOR BUFFERING ANESTHETICS Final Rejection ONPHARMA COMPANY
18002886 MEDICAL DEVICE, MEDICAL INSTRUMENT COMPONENT AND MEDICAL INSTRUMENT Final Rejection FURUKAWA ELECTRIC CO., LTD.
18349033 DETACHMENT MECHANISM OF A WEARABLE INFUSION DEVICE AND RELATED TECHNOLOGY Non-Final OA MEDTRONIC MINIMED, INC.
17603437 INFUSION DEVICE HAVING A BRAKE DEVICE Non-Final OA Fresenius Vial SAS
18087676 Assemblies and Methods of Introducers and Rapidly Insertable Central Catheters Non-Final OA Bard Access Systems, Inc.
17954132 Couplers and Assemblies Thereof for Rapidly Insertable Central Catheters Final Rejection Bard Access Systems, Inc.
17268507 EXPANDABLE DRUG DELIVERY PILL Final Rejection Alma Therapeutics Ltd.
17476714 GAS FEEDING APPARATUS, GAS FEEDING AMOUNT CONTROL METHOD AND GAS FEEDING SYSTEM Final Rejection OLYMPUS CORPORATION
18247087 Dose Setting Assembly for a Medical Injection Device Final Rejection Becton Dickinson France
18097368 SAFETY NEEDLE DEVICE Final Rejection Becton, Dickinson and Company
17638762 SYRINGE WITH DISPOSABLE BODY AND REUSABLE CAP ENABLING DOSE CAPTURE Final Rejection Becton, Dickinson and Company
17125515 SYSTEM FOR STERILIZING INTRAVENOUS CONNECTORS AND TUBING Final Rejection ICU Medical, Inc.
17785107 ACCESS PORT Final Rejection Toray Industries, Inc.
17511102 INTRODUCER WITH STEERABLE DISTAL TIP SECTION Non-Final OA St. Jude Medical, Cardiology Division, Inc.
18288087 Implantable Device and Therapeutic System with Passive Oxygenation Non-Final OA Sanofi
18267025 Electrode System, Electronic System, Drug Delivery Device, and a Method of Manufacturing an Electronic System Non-Final OA Sanofi
17600654 Assembly for a Drug Delivery Device Non-Final OA Sanofi
17665042 MEDICAL DEVICE WITH TACTILE INDICATION Non-Final OA Roche Diabetes Care, Inc.
17559228 Methods And Compositions For Using Alternating Electric Fields In Gene Therapy Final Rejection NOVOCURE GMBH
17442889 A FLUID PRODUCT INJECTION DEVICE Final Rejection APTAR FRANCE SAS
18143577 INFUSION SYSTEM AND CATHETER FOR SUCH AN INFUSION SYSTEM Final Rejection B. Braun Melsungen AG
18381567 MULTI-COMPONENT COMMUNICATION SYSTEM FOR INFUSION LINE IDENTIFICATION Non-Final OA ORION INNOVATIONS INC.
17615588 INJECTION DEVICE WITH DOSAGE MONITORING Non-Final OA Dali Medical Devices Ltd
17647546 APPARATUS AND METHOD FOR DETERMINING AND/OR TREATING MICROVASCULAR OBSTRUCTION Final Rejection CorFlow Therapeutics AG
18266492 INTRAVASCULAR BENDING OF MEDICAL INSTRUMENTS Non-Final OA SV SWISSVORTEX AG
17625637 TOGGLING VASCULAR ACCESS PORT Non-Final OA Portal Access, Inc.
17923627 GUIDING ASSEMBLY FOR CATHETERS Non-Final OA OZYEGIN UNIVERSITESI
17520653 METHOD FOR TREATING CHRONIC OSTEOMYELITIS OF THE JAWS Final Rejection KUWAIT UNIVERSITY

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month