Prosecution Insights
Last updated: May 29, 2026

Examiner: MARRISON, SAMUEL JOSEPH

Tech Center 3700 • Art Units: 3783

This examiner grants 69% of resolved cases

Performance Statistics

69.2%
Allow Rate
-0.8% vs TC avg
92
Total Applications
+49.7%
Interview Lift
1407
Avg Prosecution Days
Based on 39 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
7.8%
§102 Novelty
81.7%
§103 Obviousness
4.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19302583 METHOD AND APPARATUS FOR BUFFERING ANESTHETICS Final Rejection ONPHARMA COMPANY
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.
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
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
18247087 Dose Setting Assembly for a Medical Injection Device Final Rejection Becton Dickinson France
17638762 SYRINGE WITH DISPOSABLE BODY AND REUSABLE CAP ENABLING DOSE CAPTURE Final Rejection Becton, Dickinson and Company
17511102 INTRODUCER WITH STEERABLE DISTAL TIP SECTION Non-Final OA St. Jude Medical, Cardiology Division, Inc.
17665042 MEDICAL DEVICE WITH TACTILE INDICATION Non-Final OA Roche Diabetes Care, Inc.
17442889 A FLUID PRODUCT INJECTION DEVICE Final Rejection APTAR FRANCE SAS
17559228 Methods And Compositions For Using Alternating Electric Fields In Gene Therapy Final Rejection NOVOCURE GMBH
17288863 DEVICE AND METHOD FOR OPTHALMIC EXTRACTION AND INJECTION Non-Final OA SINGAPORE HEALTH SERVICES PTE LTD
18002886 MEDICAL DEVICE, MEDICAL INSTRUMENT COMPONENT AND MEDICAL INSTRUMENT Final Rejection FURUKAWA ELECTRIC CO., LTD.
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
17279076 BREAST PUMP Non-Final OA MEDELA AG
18266492 INTRAVASCULAR BENDING OF MEDICAL INSTRUMENTS Non-Final OA SV SWISSVORTEX AG
17625637 TOGGLING VASCULAR ACCESS PORT Non-Final OA Portal Access, Inc.
18037904 MICROSTRUCTURE CAPABLE OF SELF-INTERLOCKING Final Rejection CURSUS BIO INC.
18297766 Automated External Defibrillator with Integrated Medication Delivery Final Rejection HeartHero, Inc.
17923627 GUIDING ASSEMBLY FOR CATHETERS Non-Final OA OZYEGIN UNIVERSITESI
17820620 Injectrode with Multiple Electrical Sensors Non-Final OA DIXI Neurolab, Inc.
17665152 PERISTALTIC INFUSION PUMP TUBE SEGMENT AND INFUSION PUMP DEVICE WITH SUCH A TUBE SEGMENT Final Rejection Micrel Medical Devices S.A.
17541539 PERITONEAL DIAYLSIS SYSTEM AND A CONTROL SYSTEM THEREFOR Non-Final OA Bellco SRL

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