Prosecution Insights
Last updated: October 02, 2026

Examiner: KAHELIN, MICHAEL WILLIAM

Tech Center 3700 • Art Units: 2118 3657 3735 3762 3792

This examiner grants 78% of resolved cases

Analysis

Michael William Kahelin is an examiner in Tech Center 3700 and Art Unit 2118, with 682 resolved cases. He maintains an allowance rate of 77.9 percent, which is higher than the 23.9 percent interview lift. The median days to allowance is 1161, placing the typical prosecution timeline at a significant duration. This 77.9 percent allowance rate across 682 resolved cases provides a basis for applicants to expect a positive outcome when navigating the mechanical engineering and computer science fields.

Engaging in an interview with this examiner is a tactic that results in an interview lift of 23.9 percent. This lift boosts the chances of success beyond the baseline 77.9 percent allowance rate. With 682 resolved cases of data, the 23.9 percent interview lift and 1161 median days to allowance are metrics for planning prosecution in Art Unit 2118. Practitioners should consider interviews to capitalize on the examiner's receptiveness and the 77.9 percent allowance rate.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

77.9%
Allow Rate
+7.9% vs TC avg
708
Total Applications
+23.9%
Interview Lift
1161
Avg Prosecution Days
Based on 682 resolved cases, 2023–2026

Rejection Statute Breakdown

4.8%
§101 Eligibility
24.1%
§102 Novelty
40.4%
§103 Obviousness
24.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18839787 MECHANICAL WORKAROUND TWO-WAY FOOTSWITCH FOR A SURGICAL ROBOTIC SYSTEM Final Rejection Covidien LP
18530935 STIMULATION LEADS AND SYSTEMS FOR CANCER TREATMENT WITH LOW RESISTANCE AND HEAT GENERATION Non-Final OA Cardiac Pacemakers, Inc.
18935922 LOADING GUIDE LUMEN Non-Final OA ABIOMED, Inc.
18829512 BUNDLE BRANCH PACING DEVICES AND METHODS Non-Final OA MEDTRONIC, INC.
18464181 WEARABLE PHYSIOLOGICAL MONITORING SYSTEM Non-Final OA Masimo Corporation
18885370 METHODS, SYSTEMS, AND APPARATUSES FOR MANAGING TEMPERATURES INDUCED BY ALTERNATING FIELDS Final Rejection Novocure GmbH
18806445 CONNECTOR FOR DETACHABLE ARRAY 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
19075992 Neural regeneration enhancement device using wireless electrical stimulation based on high-frequency induction coil and conductive hydrogel Non-Final OA Korea University Research and Business Foundation
18813642 METHODS AND DEVICES FOR PERFORMING ELECTRICAL STIMULATION TO TREAT DYSMENORRHEA OR MENSTRUAL CRAMPS Non-Final OA EMKinetics, Inc.
18485301 MULTI-MODULE WEARABLE DEVICE Final Rejection ROCKLEY PHOTONICS LIMITED
18915658 Adjustable Tensioning Spool for Steerable Catheters Final Rejection Cephea Valve Technologies, Inc.

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