Prosecution Insights
Last updated: October 27, 2026

Tan Quang Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, TAN QUANG

Tech Center 3600 • Art Units: 2688 3656 3661 3669

This examiner grants 91% of resolved cases

Analysis

NGUYEN, TAN QUANG is a USPTO patent examiner in tech center 3600 and art unit 2688. The profile shows 1171 resolved cases and a 90.6% allowance rate. Median time to allowance is 789 days. Interview lift is 7.0%, lower than the allowance rate. The substantial resolved-case record and favorable allowance figure support a strategy centered on strong initial claim presentation, with interviews used selectively.

The leading companies are SoftBank Group Corp., Deere & Company, and Kia Corporation. The principal firms are BANNER & WITCOFF, LTD., FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, and IPUSA, P.L.L.C. The 789-day median provides a useful planning point for prosecution and portfolio timing.

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

Performance Statistics

90.6%
Allow Rate
+38.6% vs TC avg
1,191
Total Applications
+7.0%
Interview Lift
789
Avg Prosecution Days
Based on 1171 resolved cases, 2023–2026

Rejection Statute Breakdown

3.9%
§101 Eligibility
44.4%
§102 Novelty
37.1%
§103 Obviousness
5.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19120064 Control Device for Autonomous Vehicle, Program, Signal Control Device, Traffic Signal Device, Traffic Signal System, Signal Control Program, Information Notification Device, and Information Notification Program Non-Final OA SoftBank Group Corp.
18955472 CONTROLLING ACTUATION OF MULTIPLE IN-FURROW DOSING SYSTEMS Non-Final OA Deere & Company
18994330 VEHICLE FOR PERFORMING MINIMAL RISK MANEUVER AND OPERATION METHOD FOR VEHICLE Non-Final OA Kia Corporation
19245955 PERIMETER SENSOR HOUSINGS Non-Final OA WAYMO LLC
19107889 VEHICLE CONTROL APPARATUS, VEHICLE CONTROL METHOD, AND VEHICLE CONTROL SYSTEM Non-Final OA Hitachi Astemo, Ltd.
19226623 REMOTE OPERATION SYSTEM FOR WORK MACHINE Non-Final OA SUMITOMO HEAVY INDUSTRIES, LTD.
19226600 GRAPHICAL NEURAL NETWORK IN ALIGNMENT AND ROAD FEATURE GENERATOR Non-Final OA Mobileye Vision Technologies Ltd.
18680907 POWER NETWORK SYSTEMS AND METHODS FOR DETECTING COMPONENT ERROR Non-Final OA Torc Robotics, Inc.

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Frequently Asked Questions

What is examiner Tan Quang Nguyen's allowance rate?

90.6% of resolved applications examined by Tan Quang Nguyen were allowed (1,171 resolved cases), compared with 70.3% across Art Unit 2688 over the last five years.

Does an interview help with examiner Tan Quang Nguyen?

This examiner's interview lift is +7.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tan Quang Nguyen take to allow a patent?

Applications allowed by Tan Quang Nguyen took 789 days on average from filing to allowance.

Which art unit does examiner Tan Quang Nguyen work in?

Tan Quang Nguyen examines applications in Art Unit 2688 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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