Prosecution Insights
Last updated: October 27, 2026

Bao Long T Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, BAO LONG T

Tech Center 3600 • Art Units: 2117 3656 3664

This examiner grants 83% of resolved cases

Analysis

NGUYEN, BAO LONG T is assigned to Technology Center 3600 and Art Unit 2117. The profile includes 567 resolved cases and an allowance rate of 83.1%, indicating that a large share of resolved matters reached allowance. The median time to allowance is 1033 days. Applicants should still plan for extended prosecution despite the favorable allowance figure, especially when coordinating product launches or related filings.

Interviews correspond to a 7.2% lift in allowance outcomes. That result supports using interviews as one part of a broader prosecution strategy, rather than treating them as a substitute for carefully developed claim amendments and arguments. The leading companies are Panasonic Holdings Corporation, Kia Corporation, and Mitsubishi Electric Corporation. The leading firms are DOWNS RACHLIN MARTIN PLLC, FISH & RICHARDSON P.C. (TC), and Maschoff Brennan Gilmore Israelsen & Mauriel LLP.

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

Performance Statistics

83.1%
Allow Rate
+31.1% vs TC avg
589
Total Applications
+7.2%
Interview Lift
1033
Avg Prosecution Days
Based on 567 resolved cases, 2023–2026

Rejection Statute Breakdown

4.5%
§101 Eligibility
18.6%
§102 Novelty
40.1%
§103 Obviousness
30.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19351379 CONTROL DEVICE Non-Final OA TOYOTA JIDOSHA KABUSHIKI KAISHA
18963686 EVALUATION DEVICE, EVALUATION METHOD, AND PROGRAM Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18893254 METHOD FOR RECORDING A NON-IMPACT EVENT OCCURRING WHILE DRIVING AND SYSTEM FOR THE SAME Final Rejection KIA CORPORATION
18867528 FACILITY MANAGEMENT SYSTEM, NOTIFICATION APPARATUS, AND PROGRAM Non-Final OA Mitsubishi Electric Corporation
19064445 METHOD FOR REGULATING A GENERATOR BRAKING TORQUE OF AN ELECTRIC DRIVE FOR A VEHICLE, IN PARTICULAR A UTILITY VEHICLE, COMPUTER PROGRAM, COMPUTER-READABLE MEDIUM, CONTROL DEVICE, ELECTRIC DRIVE OR ELECTRIC BRAKING SYSTEM AND VEHICLE Final Rejection ZF CV Systems Global GmbH
19219281 SETTING DEVICE, SENSOR, SETTING METHOD, AND NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM Non-Final OA OMRON Corporation
18860879 MECHATRONIC SYSTEM CONTROL METHOD, LITHOGRAPHIC APPARATUS CONTROL METHOD AND LITHOGRAPHIC APPARATUS Non-Final OA ASML Netherlands B.V.

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Frequently Asked Questions

What is examiner Bao Long T Nguyen's allowance rate?

83.1% of resolved applications examined by Bao Long T Nguyen were allowed (567 resolved cases), compared with 59.5% across Art Unit 2117 over the last five years.

Does an interview help with examiner Bao Long T Nguyen?

This examiner's interview lift is +7.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Bao Long T Nguyen take to allow a patent?

Applications allowed by Bao Long T Nguyen took 1,033 days on average from filing to allowance.

Which art unit does examiner Bao Long T Nguyen work in?

Bao Long T Nguyen examines applications in Art Unit 2117 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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