Prosecution Insights
Last updated: July 17, 2026

Examiner: NGUYEN, ANH TUAN TUONG

Tech Center 3700 • Art Units: 3731 3779 3795

This examiner grants 4% of resolved cases

Performance Statistics

4.2%
Allow Rate
-65.8% vs TC avg
97
Total Applications
+14.8%
Interview Lift
1590
Avg Prosecution Days
Based on 71 resolved cases, 2023–2026

Rejection Statute Breakdown

2.5%
§101 Eligibility
14.8%
§102 Novelty
77.0%
§103 Obviousness
4.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18843839 ENDOSCOPE HOLDING DEVICE, ENDOSCOPIC SURGERY SYSTEM, AND CONTROL METHOD Non-Final OA SONY GROUP CORPORATION
18568862 MEDICAL OBSERVATION SYSTEM, INFORMATION PROCESSING DEVICE, AND INFORMATION PROCESSING METHOD Non-Final OA SONY GROUP CORPORATION
18300618 EXTERNAL TRIGGERING OF AN ILLUMINATION SOURCE WITH A MULTIPLE TOOL ENDOSCOPIC VISUALIZATION SYSTEM Non-Final OA Cilag GmbH International
17917756 ENDOSCOPE INSERTION ASSISTANCE APPARATUS, METHOD AND NON-TRANSITORY COMPUTER-READABLE MEDIUM STORING PROGRAM THEREOF Final Rejection OLYMPUS CORPORATION
18032679 ENDOSCOPE OPERATION SUPPORT APPARATUS, CONTROL METHOD, COMPUTER READABLE MEDIUM, AND PROGRAM Final Rejection OLYMPUS MEDICAL SYSTEMS CORP.
18485771 VALVE AND VALVE COMPONENTS FOR AN ENDOSCOPE Final Rejection Boston Scientific Scimed, Inc.
18390295 SYSTEM AND METHOD TO CONTROL CAMERA RELATIVE TO INSTRUMENTS IN ROBOTIC SYSTEM Non-Final OA Auris Health, Inc.
18790938 DISPOSABLE ENDOSCOPE SHEATH Non-Final OA Dr. Nizam Meah
18601705 ENDOSCOPE WITH SPECTRAL WAVELENGTH SEPARATOR Final Rejection Lazzaro Medical, Inc.
18285635 LARYNGEAL STROBOSCOPE UTILIZING SOLID STATE LIGHT SOURCES Non-Final OA PENTAX of America, Inc.

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