Prosecution Insights
Last updated: May 29, 2026

Examiner: CHOU, WILLIAM B

Tech Center 3700 • Art Units: 3779 3795

This examiner grants 73% of resolved cases

Performance Statistics

72.9%
Allow Rate
+2.9% vs TC avg
562
Total Applications
+21.4%
Interview Lift
1329
Avg Prosecution Days
Based on 536 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
12.4%
§102 Novelty
80.4%
§103 Obviousness
5.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18253840 SURGERY SYSTEM, SURGERY CONTROL DEVICE, CONTROL METHOD, AND PROGRAM Non-Final OA SONY GROUP CORPORATION
18314196 IMAGING SYSTEM FOR ENDOSCOPE Non-Final OA Boston Scientific Scimed, Inc.
17039173 DEVICES, SYSTEMS, AND METHODS FOR POSITIONING A MEDICAL DEVICE WITHIN A BODY LUMEN Final Rejection Boston Scientific Scimed, Inc.
17925123 TUBE ASSEMBLY FOR LIVING ORGANISM AND MEASUREMENT APPARATUS FOR LIVING ORGANISM Final Rejection OSAKA UNIVERSITY
18643780 OVERALL ENDOSCOPIC CONTROL SYSTEM Non-Final OA Asensus Surgical Europe S.à.R.L.
17895369 ENDOSCOPIC LENS CLEANING IN A ROBOTIC SURGICAL PROCEDURE Non-Final OA Titan Medical Inc.
17452813 SURGERY ASSISTANCE SYSTEM AND METHOD FOR GENERATING CONTROL SIGNALS FOR VOICE CONTROL OF MOTOR-CONTROLLED MOVABLE ROBOT KINEMATICS OF SUCH A SURGERY ASSISTANCE SYSTEM Final Rejection Aktormed GmbH

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