Prosecution Insights
Last updated: October 01, 2026

Examiner: NGUYEN, HIEN NGOC

Tech Center 3700 • Art Units: 3737 3768 3777 3793 3797 3798 3799

This examiner grants 53% of resolved cases

Analysis

Hien Ngoc Nguyen has managed 789 resolved cases in Art Unit 3737 of Tech Center 3700. The allowance rate is 52.6 percent, and the median days to allowance is 1442. This suggests a rigorous prosecution process. However, the interview lift of 40.6 percent offers a clear path forward. This lift indicates that interviews are effective at moving cases toward allowance. With 789 resolved cases, the 52.6 percent allowance rate is well-established. Practitioners should use the 40.6 percent interview lift to mitigate the 1442-day median pendency.

The 789 resolved cases provide a stable data set for Art Unit 3737. The 52.6 percent allowance rate is the baseline for success. The 1442-day median timeline is a key figure for managing client expectations. The 40.6 percent interview lift is a significant metric that highlights the value of direct communication. Applicants in Tech Center 3700 can use these figures to refine their prosecution strategy. The 52.6 percent rate and the 40.6 percent lift together suggest that proactive engagement is beneficial. This profile reflects a consistent examination history.

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

Performance Statistics

52.6%
Allow Rate
-17.4% vs TC avg
842
Total Applications
+40.6%
Interview Lift
1442
Avg Prosecution Days
Based on 789 resolved cases, 2023–2026

Rejection Statute Breakdown

7.2%
§101 Eligibility
10.0%
§102 Novelty
52.0%
§103 Obviousness
24.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19116554 SYSTEMS AND METHODS OF MOVING A MEDICAL TOOL WITH A TARGET IN A VISUALIZATION OR ROBOTIC SYSTEM FOR HIGHER YIELDS Non-Final OA COVIDIEN LP
19210866 ULTRASONIC CATHETER Non-Final OA Boston Scientific Scimed, Inc.
18731456 METHOD OF PROVIDING BIOMARKER AND DISPLAY DEVICE PERFORMING THE SAME Non-Final OA SAMSUNG DISPLAY CO., LTD.
18287191 OPERATION METHOD, DEVICE, SYSTEM, AND MOBILE DEVICE FOR MEDICAL DEVICE Non-Final OA SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
18340821 MINIATURIZED TRANSPARENT PHOTOACOUSTIC SENSOR Non-Final OA QUALCOMM Incorporated
16971497 Detector Arrangement Suited for Optical Sensors Final Rejection Nokia Technologies Oy
18700499 ACTIVATION OF LATE RESPONSE GENES USING NEUROMODULATION Non-Final OA GE Precision Healthcare LLC
18862300 SYSTEM FOR AND METHOD OF PLANNING AND REAL-TIME NAVIGATION FOR TRANSCRANIAL FOCUSED ULTRASOUND STIMULATION Non-Final OA The General Hospital Corporation
19221718 COLD PLASMA GENERATING DEVICES, SYSTEMS, AND METHODS Final Rejection L'Oreal
19172502 COMPOSITION FOR ULTRASOUND ABLATION Non-Final OA EXACT THERAPEUTICS AS
18697235 MEASURING THE HUMAN SKIN AGE THROUGH NEAR-INFRARED SPECTROSCOPY Non-Final OA TRINAMIX GMBH
18590670 SYSTEMS AND METHODS FOR COMBINED COSMETIC TREATMENT OF CELLULITE WITH ULTRASOUND Final Rejection Ulthera, Inc.
18215515 ULTRASOUND ARRAYS FOR ENHANCED SONODYNAMIC THERAPY FOR TREATING CANCER Final Rejection Alpheus Medical, Inc.
18857162 ULTRASOUND-FOCUSING TRANSDUCER USED IN HIGH INTENSITY FOCUSED ULTRASOUND DEVICE FOR MULTIFOCAL TREATMENT, AND DEVICE COMPRISING SAME Final Rejection ECO DM LAB CO., LTD.
18735345 OPTICAL SENSOR DEVICE Final Rejection Taiwan-Asia Semiconductor Corporation
18692056 DEEP LEARNING-BASED ATRIAL FIBRILLATION DETERMINATION SYSTEM USING PPG SIGNAL DETECTION RING Final Rejection SKY LABS INC.

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