Prosecution Insights
Last updated: October 02, 2026

Examiner: LAU, MICHAEL J

Tech Center 3700 • Art Units: 3792 3796

This examiner grants 72% of resolved cases

Analysis

Michael J Lau has managed 321 resolved cases in Tech Center 3700. His allowance rate pct of 72.0% in Art Unit 3792 indicates a solid probability of success for applicants. This baseline suggests that nearly three out of four applications reaching a final disposition on his docket result in a patent grant.

Interviews are exceptionally effective with this examiner, as shown by an interview lift pct of 23.4%. This high lift suggests that direct engagement is one of the most impactful strategies for securing an allowance. Given the 72.0% baseline, an interview can significantly boost the likelihood of a positive outcome for practitioners.

The median_days_to_allowance is 1055. While the pendency is over one thousand days, the significant 23.4% lift from interviews may help mitigate the risks of a prolonged prosecution. Applicants should prioritize early interviews to navigate the 72.0% allowance environment and potentially reach a grant more efficiently.

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

Performance Statistics

72.0%
Allow Rate
+2.0% vs TC avg
353
Total Applications
+23.4%
Interview Lift
1055
Avg Prosecution Days
Based on 321 resolved cases, 2023–2026

Rejection Statute Breakdown

12.5%
§101 Eligibility
5.1%
§102 Novelty
55.7%
§103 Obviousness
20.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18522138 SLEEP DETECTION WITH MULTIPLE SENSORS Final Rejection Samsung Electronics Co., Ltd.
18406765 LEFT ATRIAL APPENDAGE CLOSURE DEVICE WITH INTEGRATED FEATURES ENCOURAGING TISSUE INGROWTH Non-Final OA BOSTON SCIENTIFIC SCIMED, INC.
18723302 SYSTEMS AND METHODS FOR MONITORING AND MANAGING SLEEP Final Rejection ResMed Pty Ltd
19015301 CAMERA CONTROL SYSTEMS AND METHODS FOR A COMPUTER-ASSISTED SURGICAL SYSTEM Non-Final OA Intuitive Surgical Operations, Inc.
18909164 SYSTEM AND METHOD FOR RAPID HALT AND RECOVERY OF MOTION DEVIATIONS IN REPOSITIONABLE ARMS Non-Final OA INTUITIVE SURGICAL OPERATIONS, INC.
18816668 Wrist Articulation by Linked Tension Members Non-Final OA Intuitive Surgical Operations, Inc.
18509843 METHOD AND SYSTEM FOR ON/OFF WEARING DETECTION OF AN ACCELEROMETER-BASED WEARABLE DEVICE Final Rejection KONINKLIJKE PHILIPS N.V.
18952826 MISCARRIAGE IDENTIFICATION AND PREDICTION FROM WEARABLE-BASED PHYSIOLOGICAL DATA Non-Final OA Oura Health Oy
19011512 EXTERNAL WORKING CHANNELS Non-Final OA Neptune Medical Inc.
18293888 ELECTROCARDIAC SIGNAL ANALYSIS DEVICE Final Rejection MAXELL, LTD.
18652922 CONDUCTION SYSTEM PACING OPTIMAL OUTPUT SETTING INDICATOR Non-Final OA Cardiac Pacemakers, Inc.
18926382 IMPLANTABLE EXTRAVASCULAR ELECTRICAL STIMULATION LEAD HAVING IMPROVED SENSING AND PACING CAPABILITY Non-Final OA Medtronic, Inc.
18911146 AUTOMATIC IRRIGATION-COORDINATED LITHOTRIPSY Non-Final OA GYRUS ACMI, INC. D/B/A OLYMPUS SURGICAL TECHNOLOGIES AMERICA
18841344 BLOOD PUMP WITH CANTILEVERED IMPELLER Non-Final OA Shifamed Holdings, LLC
18727644 SHEATHING AND DELIVERY SYSTEM FOR COLLAPSIBLE BLOOD PUMPS Non-Final OA Shifamed Holdings, LLC
18635275 DELIVERY TUBE Non-Final OA MAGENTA MEDICAL LTD
18959115 Tri-Axis Accelerometers for Patient Physiologic Monitoring and Closed Loop Control of Implantable Ventricular Assist Devices Non-Final OA TC1 LLC

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