Prosecution Insights
Last updated: October 02, 2026

Examiner: CHNG, JOY POH AI

Tech Center 3600 • Art Units: 3626 3683 3686

This examiner grants 61% of resolved cases

Analysis

Joy Poh Ai Chng is an examiner in Tech Center 3600 and Art Unit 3626. With 635 resolved cases, the examiner has an allowance rate of 60.6%. This figure indicates that a majority of applications result in a grant, though practitioners should be prepared for a thorough examination. The median days to allowance is 1249, which reflects a relatively long timeline for successful prosecution in this art unit.

The data includes an interview lift of 19.0%. This percentage shows that the likelihood of allowance increases significantly when an interview is conducted. For applicants facing challenges under the 60.6% baseline, the 19.0% lift suggests that a direct conversation with the examiner can be a decisive factor in overcoming rejections and reaching a favorable outcome.

Based on 635 resolved cases, the 60.6% allowance rate and 1249 median days to allowance provide a reliable statistical profile. Practitioners in Tech Center 3600 should account for the 19.0% interview lift when developing their strategy. Engaging the examiner directly appears to be a productive way to manage the 1249-day median timeline and improve the chances of success in Art Unit 3626.

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

Performance Statistics

60.6%
Allow Rate
+8.6% vs TC avg
657
Total Applications
+19.0%
Interview Lift
1249
Avg Prosecution Days
Based on 635 resolved cases, 2023–2026

Rejection Statute Breakdown

31.9%
§101 Eligibility
9.6%
§102 Novelty
33.8%
§103 Obviousness
14.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19298848 SYSTEM AND METHOD FOR USING AI/ML AND TELEMEDICINE FOR INVASIVE SURGICAL TREATMENT TO DETERMINE A CARDIAC TREATMENT PLAN THAT USES AN ELECTROMECHANICAL MACHINE Non-Final OA ROM Technologies, Inc.
19275259 SYSTEM AND METHOD FOR USING AI/ML TO GENERATE TREATMENT PLANS TO STIMULATE PREFERRED ANGIOGENESIS Non-Final OA ROM Technologies, Inc.
19275187 SYSTEM AND METHOD FOR USING AI ML AND TELEMEDICINE TO PERFORM BARIATRIC REHABILITATION VIA AN ELECTROMECHANICAL MACHINE Non-Final OA ROM Technologies, Inc.
19055321 SYSTEMS AND METHODS FOR USING ARTIFICIAL INTELLIGENCE AND MACHINE LEARNING TO PREDICT A PROBABILITY OF AN UNDESIRED MEDICAL EVENT OCCURRING DURING A TREATMENT PLAN Non-Final OA ROM TECHNOLOGIES, INC.
19049791 SYSTEM AND METHOD FOR USING AI, MACHINE LEARNING AND TELEMEDICINE FOR LONG-TERM CARE VIA AN ELECTROMECHANICAL MACHINE Final Rejection ROM TECHNOLOGIES, INC.
19004637 DATA PROCESSING APPARATUS AND METHOD Non-Final OA CANON KABUSHIKI KAISHA
18933257 MORTALITY PREDICTION DEVICE AND METHOD FOR TRAUMA PATIENTS Final Rejection University-Industry Cooperation Group of Kyung Hee University
19051562 SYSTEM FOR PROCESSING VITAL INFORMATION AND METHOD FOR PROCESSING VITAL INFORMATION Final Rejection Shenzhen Mindray Bio-Medical Electronics Co., Ltd.
18410381 METHODS AND SYSTEMS FOR CUSTOMIZING TREATMENTS Non-Final OA KPN INNOVATIONS, LLC.
18642224 PRECISION FUNCTIONAL MAPPING (PFM) TO PERSONALIZE NEUROMODULATION IN PSYCHIATRIC AND NEUROLOGICAL APPLICATIONS Non-Final OA Regents of the University of Minnesota
18692781 INFUSION DEVICE AUTOMATED PROGRAMMING MITIGATION Non-Final OA CareFusion 303, Inc.
19177338 SYSTEMS AND METHODS OF EFFICIENTLY PERFORMING BIOLOGICAL ASSAYS Non-Final OA Becton, Dickinson and Company
19230501 Medical Devices for Treating Medical Conditions Non-Final OA ElectroCore, Inc.
18667794 SYSTEMS FOR TREATMENT MONITORING Non-Final OA SIGHT SCIENCES, INC.
18899233 NEUROTECHNOLOGY SYSTEM AND METHOD FOR MONITORING SEIZURE DEVELOPMENT AND ASSESSING ANTI-SEIZURE DRUG RESPONSE Non-Final OA UNIVERSITY HEALTH NETWORK

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