Prosecution Insights
Last updated: April 19, 2026

Examiner: KAHELIN, MICHAEL WILLIAM

Tech Center 3700 • Art Units: 2118 3735 3762 3792

This examiner grants 77% of resolved cases

Performance Statistics

77.4%
Allow Rate
+7.4% vs TC avg
691
Total Applications
+24.3%
Interview Lift
1199
Avg Prosecution Days
Based on 655 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
29.1%
§102 Novelty
38.1%
§103 Obviousness
21.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18454428 ENDOVASCULAR DEEP BRAIN STIMULATION Non-Final OA Covidien LP
18716174 System Comprising at Least Two Devices and Method of Operation of Such System Non-Final OA BIOTRONIK SE & Co. KG
18710863 PACEMAKER AND OPERATION METHOD OF SUCH PACEMAKER Non-Final OA BIOTRONIK SE & Co. KG
18300899 IMPLANTATION TECHNIQUES FOR ELECTRIC FIELD THERAPY Final Rejection Medtronic, Inc.
18633742 PHOTODYNAMIC THERAPY AND PHOTOACOUSTIC MEASUREMENT COEXISTENCE SYSTEM AND METHOD Non-Final OA FENG CHIA UNIVERSITY
18464181 WEARABLE PHYSIOLOGICAL MONITORING SYSTEM Final Rejection Masimo Corporation
18409296 PCBA X-RAY ID TAG Non-Final OA Cardiac Pacemakers, Inc.
18523221 TRANSDUCER ARRAYS HAVING ALTERNATIVE ARRAY MATERIALS Non-Final OA Novocure GmbH
18511739 ELECTRODE ARRAY HAVING FOAMED CONDUCTIVE GEL AND METHODS OF PRODUCTION AND USE THEREOF Non-Final OA Novocure GmbH
18511374 CONDUCTIVE GEL COMPOSITIONS COMPRISING BULK ELECTRON TRANSPORT AGENTS AND METHODS OF PRODUCTION AND USE THEREOF Final Rejection Novocure GmbH
18129510 Delivering Tumor Treating Fields (TTFields) Using Implanted Sheets of Graphite Final Rejection Novocure GmbH
18124307 GEOMETRICALLY FITTED TRANSDUCERS FOR TUMOR TREATING FIELDS Non-Final OA Novocure GmbH
17313114 CONDUCTIVE PAD GENERATING TUMOR TREATING FIELD AND METHODS OF PRODUCTION AND USE THEREOF Final Rejection Novocure GmbH
18755600 METHODS AND SYSTEMS FOR PERFORMING A POSTERIOR CAPSULOTOMY AND FOR LASER EYE SURGERY WITH A PENETRATED CORNEA Non-Final OA AMO Development, LLC
18123245 SYSTEMS AND METHODS FOR DETERMINING THE CHARACTERISTICS OF STRUCTURES OF THE EYE INCLUDING SHAPE AND POSITIONS Final Rejection Lensar, Inc.
18671350 SYSTEMS AND METHODS FOR AN INTRA-AORTIC PERISTALSIS HEART ASSIST PUMP Non-Final OA PHAP MEDICAL, LLC
18670475 IMPLANTABLE STIMULATION ASSEMBLIES HAVING TISSUE ENGAGEMENT MECHANISMS, AND ASSOCIATED SYSTEMS AND METHODS Non-Final OA EBR Systems, Inc.
18708431 ELECTROCARDIOGRAM MONITORING DEVICE COMPRISING ELECTRICAL STIMULATION FUNCTION Non-Final OA MEZOO CO., LTD.
18691947 COCHLEAR IMPLANTS HAVING MRI-COMPATIBLE MAGNET APPARATUS Non-Final OA Sung Jin Lee
18031901 FRACTIONAL MICRONEEDLE HYBRID SWITCH MODULE MANUFACTURING METHOD Final Rejection AGNES MEDICAL CO.,LTD
18437534 LED-Based Phototherapy Systems and Associated Methods Non-Final OA Spectrum Medical Technologies, Inc.
18568703 SYSTEM FOR PERIPHERAL NERVE STIMULATION Final Rejection INNERVIA BIOELECTRONICS SLU
18485301 MULTI-MODULE WEARABLE DEVICE Non-Final OA ROCKLEY PHOTONICS LIMITED
18281708 Blood Pump And Driving Device Thereof Non-Final OA Shenzhen Core Medical Technology Co., Ltd.
18365918 IMPLANTABLE ELECTRICAL LEADS AND ASSOCIATED DELIVERY AND CONTROL SYSTEMS Non-Final OA ATACOR MEDICAL, INC.
18173015 ADVANCED IMPLANTABLE ENDOVASCULAR, LOW PROFILE INTRACARDIAC LEFT ATRIAL RESTRAINING DEVICES FOR LOW ENERGY ATRIAL CARDIOVERSION, PACING AND SENSING Final Rejection Wolf Cardio, LLC

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