Prosecution Insights
Last updated: August 18, 2026

Examiner: SHENG, CHAO

Tech Center 3700 • Art Units: 3793 3797

This examiner grants 63% of resolved cases

Performance Statistics

63.4%
Allow Rate
-6.6% vs TC avg
326
Total Applications
+27.5%
Interview Lift
1224
Avg Prosecution Days
Based on 298 resolved cases, 2023–2026

Rejection Statute Breakdown

3.1%
§101 Eligibility
14.9%
§102 Novelty
48.8%
§103 Obviousness
32.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19264599 SYSTEM AND METHOD FOR SPECULAR REFLECTION DETECTION AND REDUCTION Non-Final OA INTUITIVE SURGICAL OPERATIONS, INC.
19411350 MEDICAL APPARATUS Non-Final OA FUJIFILM Corporation
19369335 ULTRASOUND DIAGNOSTIC APPARATUS AND METHOD OF CONTROLLING ULTRASOUND DIAGNOSTIC APPARATUS Non-Final OA FUJIFILM Corporation
19399465 NON-METALLIC ULTRASOUND-DETECTABLE MARKERS Non-Final OA Mayo Foundation for Medical Education and Research
19381162 ULTRASONIC ROBOTIC SURGICAL NAVIGATION Non-Final OA GLOBUS MEDICAL, INC.
18635217 SURGICAL ROBOTIC SYSTEM Non-Final OA GLOBUS MEDICAL, INC.
19344170 MAGNETICALLY COUPLABLE FIDUCIAL MARKER ARRAYS Non-Final OA Medivis, Inc.
18835590 PUMP SYSTEMS AND METHODS Non-Final OA Shifamed Holdings, LLC

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