Prosecution Insights
Last updated: October 02, 2026

Examiner: KERN, ASHLEIGH LAUREN

Tech Center 3700 • Art Units: 2841 3794 3796

This examiner grants 33% of resolved cases

Analysis

Ashleigh Lauren Kern examines cases in Art Unit 2841 within Tech Center 3700. With 52 resolved cases, her allowance rate is 32.7%. The median days to allowance is 1504, which reflects a lengthy prosecution period for successful applications. These metrics suggest a rigorous examination environment where allowances are not easily won and require a long-term commitment from the applicant.

The interview lift for Kern is 8.4%. While this is a positive increase, it is more modest than other examiners in similar tech centers. Given the 32.7% allowance rate and the 1504-day timeline, practitioners should prepare for a detailed and potentially long-term engagement. For the 52 cases analyzed, interviews should be used as a targeted tool to resolve specific technical disagreements rather than a guaranteed solution for overcoming rejections.

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

Performance Statistics

32.7%
Allow Rate
-37.3% vs TC avg
83
Total Applications
+8.4%
Interview Lift
1504
Avg Prosecution Days
Based on 52 resolved cases, 2023–2026

Rejection Statute Breakdown

1.3%
§101 Eligibility
17.2%
§102 Novelty
75.6%
§103 Obviousness
3.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18956094 MICROWAVE ENERGY-DELIVERY DEVICE AND SYSTEM Non-Final OA Covidien LP
17403504 END EFFECTOR DRIVE MECHANISMS FOR SURGICAL INSTRUMENTS SUCH AS FOR USE IN ROBOTIC SURGICAL SYSTEMS Final Rejection Covidien LP
19008009 MULTI-FACTOR ENFORCEMENT OF SINGLE-USE FOR DISPOSABLE RF DEVICES Non-Final OA Boston Scientific Scimed, Inc.
18972694 CARTRIDGE-BASED SINGLE-USE RF MEDICAL DEVICE WITH EXPANSION CARTRIDGE Non-Final OA Boston Scientific Scimed, Inc.
18972675 MULTI-LOOP MAPPING CATHETER Non-Final OA Boston Scientific Scimed, Inc.
17957954 MONITORING ONE DRIVE SYSTEM TO ADAPT THE MOTOR DRIVEN ASPECT OF A SECOND DRIVE SYSTEM Non-Final OA Cilag GmbH International
18724938 PATIENT TEMPERATURE MANAGEMENT SYSTEM Non-Final OA Stryker Corporation
17436049 MANUFACTURING OF SKIN-COMPATIBLE ELECTRODES Final Rejection Henkel AG & Co. KGaA
18100100 WEARABLE CARDIAC THERAPEUTIC DEVICES WITH HYDROPHOBIC AND/OR HYDROPHILIC DIELECTRIC FIBERS Final Rejection ZOLL Medical Corporation
17561512 TEMPERATURE MANAGEMENT SYSTEMS AND METHODS FOR EASE AND TIMING OF SETUP AND OPERATION Final Rejection Zoll Circulation, Inc.
18882132 DEVICES, SYSTEMS, AND METHODS FOR TRACKING AND ASSESSING A WOUND Non-Final OA Hill-Rom Services, Inc.
18725885 METHODS AND DEVICES FOR CONTINUOUS ORGAN AND ORGAN ALLOGRAFT MONITORING Non-Final OA NORTHWESTERN UNIVERSITY
17570924 PULSED FIELD ABLATION CATHETER Non-Final OA Biosense Webster (Israel) Ltd.
17547517 ELECTRICAL PATHS ALONG FLEXIBLE SECTION OF DEFLECTABLE SHEATH Final Rejection Biosense Webster (Israel) Ltd.
17532980 Mapping System with Real Time Electrogram Overlay Non-Final OA Biosense Webster (Israel) Ltd.
18273163 On-Pad Fluid Line Connectors for Arctic Gel Pads Non-Final OA C. R. Bard, Inc.
17957871 METHOD FOR PROVIDING THERMAL CONTRAST THERAPY Final Rejection GENTHERM INCORPORATED
18713064 CAPACITY MEASURING DEVICES FOR CRYOGEN VESSELS, AND RELATED SYSTEMS AND METHODS Final Rejection HOLOGIC, INC.
18869866 BIOLOGICAL SENSOR Non-Final OA NITTO DENKO CORPORATION
17714909 BEDSIDE COMMODE ELECTROCARDIOGRAM Final Rejection AliveCor, Inc.
18578008 ANALYTE DETECTION DEVICE WITH MULTILAYER ADHESIVE TAPE Non-Final OA MEDTRUM TECHNOLOGIES INC.
17890222 MEDICAL DEVICE AND METHOD FOR GENERATING A PLASMA-ACTIVATED LIQUID Non-Final OA Eberhard Karls Universität Tübingen Medizinische Fakultät

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