Prosecution Insights
Last updated: October 27, 2026

Tuyen T Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, TUYEN T

Tech Center 2800 • Art Units: 2832 2837 2838

This examiner grants 82% of resolved cases

Analysis

NGUYEN, TUYEN T works in USPTO Technology Center 2800, art unit 2832. The record contains 1266 resolved cases and an allowance rate of 81.5%. The median time to allowance is 949 days. Interview lift is 1.5%, indicating only a limited positive association between interviews and allowance outcomes.

The listed companies are Murata Manufacturing Co., Ltd., Mitsubishi Electric Corporation, and Delta Electronics Inc. The listed firms are Studebaker Brackett PLLC, Muncy, Geissler, Olds & Lowe, P.C., and CKC & Partners Co., LLC. The allowance rate provides a generally favorable prosecution signal, while the modest interview lift suggests that interviews should be used selectively for issues that benefit from direct clarification. Practitioners may place primary emphasis on claim construction, written amendments, and focused responses to the cited references. The median timing supports early scheduling of portfolio reviews and continuation decisions.

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

Performance Statistics

81.5%
Allow Rate
+13.5% vs TC avg
1,326
Total Applications
+1.5%
Interview Lift
949
Avg Prosecution Days
Based on 1266 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
20.0%
§102 Novelty
56.5%
§103 Obviousness
18.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18576133 INDUCTOR DEVICE Non-Final OA SONY GROUP CORPORATION
17758918 HYBRID CORE MAGNETICS Non-Final OA MASSACHUSETTS INSTITUTE OF TECHNOLOGY
18328521 COIL DEVICE Non-Final OA TDK CORPORATION
18245408 COIL COMPONENT AND MANUFACTURING METHOD THEREFOR Final Rejection TDK Corporation
18165682 WIRELESS TRANSMISSION MODULE Final Rejection TDK TAIWAN CORP.
18571409 WIRELESS POWER TRANSFER DEVICE COMPRISING COIL STRUCTURE AND POWER TRANSFER CIRCUIT FOR WIRELESS POWER TRANSFER, AND WIRELESS POWER RECEPTION DEVICE Non-Final OA Kia Corporation
18474475 POWER CONVERSION DEVICE Non-Final OA Mitsubishi Electric Corporation
18461103 TRANSFORMER AND POWER CONVERSION DEVICE Non-Final OA Mitsubishi Electric Corporation
18048680 Passive Negative Inductor and a Method for Fabricating the Passive Negative Inductor Non-Final OA Mitsubishi Electric Research Laboratories, Inc.
18626583 SURFACE-MOUNTED MAGNETIC-COMPONENT MODULE Final Rejection Murata Manufacturing Co., Ltd.
18479292 MULTILAYER COIL ARRAY Non-Final OA Murata Manufacturing Co., Ltd.
18469734 INDUCTOR COMPONENT Non-Final OA Murata Manufacturing Co., Ltd.
18365855 COIL COMPONENT Non-Final OA Murata Manufacturing Co., Ltd.
18172901 COIL COMPONENT Final Rejection Murata Manufacturing Co., Ltd.
18151065 COIL COMPONENT Non-Final OA Murata Manufacturing Co., Ltd.
17926199 ENCLOSURE FOR ISOLATING TRANSFORMER CORE FROM WINDINGS Final Rejection Murata Manufacturing Co., Ltd.
17954735 CENTER-TAPPED ISOLATION TRANSFORMER Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18456186 TRANSFORMER Non-Final OA Delta Electronics, Inc.
18092846 MAGNETIC DEVICE AND ELECTRONIC DEVICE WITH SAME Non-Final OA Delta Electronics, Inc.
17716999 MAGNETIC DEVICE AND POWER CONVERSION MODULE Non-Final OA Delta Electronics, Inc.
18023477 COIL FOR A TRANSFORMER CORE Final Rejection Hitachi Energy Ltd
18018152 WINDING ARRANGEMENT, TRANSFORMER AND METHOD FOR PRODUCING A WINDING ARRANGEMENT Non-Final OA HITACHI ENERGY LTD.
17766657 INSULATION ASSEMBLY, TRANSFORMER ASSEMBLY, AND DRY TYPE TRANSFORMER Non-Final OA Hitachi Energy Ltd
18110542 COIL COMPONENT Final Rejection SAMSUNG ELECTRO-MECHANICS CO., LTD.
18136079 INTEGRATED TRANSFORMER WITH 3D LOW PERMEABILITY INSERTS Final Rejection Raytheon Company
18281233 TRANSMITTER WITH NON-CLOSED MAGNET CORE Final Rejection Phoenix Contact GmbH & Co. KG

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Frequently Asked Questions

What is examiner Tuyen T Nguyen's allowance rate?

81.5% of resolved applications examined by Tuyen T Nguyen were allowed (1,266 resolved cases), compared with 65.0% across Art Unit 2832 over the last five years.

Does an interview help with examiner Tuyen T Nguyen?

This examiner's interview lift is +1.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

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

Applications allowed by Tuyen T Nguyen took 949 days on average from filing to allowance.

Which art unit does examiner Tuyen T Nguyen work in?

Tuyen T Nguyen examines applications in Art Unit 2832 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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