Prosecution Insights
Last updated: October 26, 2026

Long T Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, LONG T

Tech Center 3700 • Art Units: 2816 2836 2838 2842 2859 3798

This examiner grants 89% of resolved cases

Analysis

NGUYEN, LONG T is assigned to tech center 3700 and art unit 2816. The record covers 955 resolved cases and reports an 89.4% allowance rate. The 8.2% interview lift indicates a modest positive association between interviews and allowance outcomes. The median time to allowance is 690 days, giving applicants a defined timing signal that can support efficient prosecution planning.

The listed companies are Mitsubishi Electric Corporation, Kabushiki Kaisha Toshiba, and Intel Corporation. The leading firms are Alleman Hall LLP, AMPACC Law Group, PLLC, and BIRCH STEWART KOLASCH & BIRCH, LLP. The allowance result is the principal historical indicator, while interviews may serve as a supplemental tool for focused issues. The substantial resolved-case volume supports using the profile in recurring portfolio analysis.

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

Performance Statistics

89.4%
Allow Rate
+19.4% vs TC avg
985
Total Applications
+8.2%
Interview Lift
690
Avg Prosecution Days
Based on 955 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
37.2%
§102 Novelty
19.1%
§103 Obviousness
33.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19056671 CONTROL DEVICE, ELECTRONIC DEVICE, AND CONTROL METHOD CAPABLE OF REDUCING NUMBER OF OUTPUT TERMINALS OF PROCESSOR EXECUTING DATA COMMUNICATION WITH INTEGRATED CIRCUIT Non-Final OA KYOCERA Document Solutions Inc.
18140481 CROSS-COUPLED POWER MULTIPLEXING IN HIGH VOLTAGE APPLICATIONS Non-Final OA Altera Corporation
18915382 SIGNAL PROCESSING CIRCUIT AND SENSOR UNIT Final Rejection TDK Corporation
19074530 SEMICONDUCTOR DEVICE Non-Final OA Mitsubishi Electric Corporation
18927661 FEEDBACK AMPLIFIER Non-Final OA Mitsubishi Electric Corporation
19213540 DEVICES AND TECHNIQUES TO MODIFY A CLOCK SIGNAL Non-Final OA Micron Technology, Inc.
18946326 CIRCUIT ARRANGEMENT FOR ACTUATING A LARGE-AREA CAPACITIVE LOAD THAT IS TO BE OPERATED WITH AN AC VOLTAGE AND METHOD FOR OPERATING SUCH A CIRCUIT ARRANGEMENT Non-Final OA Continental Automotive Technologies GmbH
18820689 LEVEL SHIFT CIRCUIT Non-Final OA ROHM CO., LTD.
19039548 HYBRID COMPARATOR CIRCUIT DEVICE Non-Final OA KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
18312399 DEVICES AND SYSTEMS FOR SAMPLING PULSE AMPLITUDE MODULATION SIGNALS WITH REDUCED KICKBACK NOISE Final Rejection Advanced Micro Devices, Inc.

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Frequently Asked Questions

What is examiner Long T Nguyen's allowance rate?

89.4% of resolved applications examined by Long T Nguyen were allowed (955 resolved cases), compared with 65.8% across Art Unit 2816 over the last five years.

Does an interview help with examiner Long T Nguyen?

This examiner's interview lift is +8.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

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

Applications allowed by Long T Nguyen took 690 days on average from filing to allowance.

Which art unit does examiner Long T Nguyen work in?

Long T Nguyen examines applications in Art Unit 2816 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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