Prosecution Insights
Last updated: October 27, 2026

Duy Khuong Thanh Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, DUY KHUONG THANH

Tech Center 3600 • Art Units: 2197 2199 3664

This examiner grants 82% of resolved cases

Analysis

NGUYEN, DUY KHUONG THANH works in Technology Center 3600 and Art Unit 2197. The record includes 575 resolved cases and an allowance rate of 82.1%, indicating a favorable outcome pattern. The median time to allowance is 990 days, so applicants should incorporate a substantial prosecution interval into business and portfolio planning despite the positive allowance result.

Interviews are associated with a 33.5% lift in allowance outcomes. That relationship gives practitioners a strong basis to consider interviews when the record presents technical complexity or disputed claim interpretation. The leading companies are International Business Machines Corporation, Robert Bosch GmbH, and Koninklijke Philips N.V. Leading firms are NORTON ROSE FULBRIGHT US LLP, Brooks Kushman P.C., and JCIPRNET.

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

Performance Statistics

82.1%
Allow Rate
+30.1% vs TC avg
605
Total Applications
+33.5%
Interview Lift
990
Avg Prosecution Days
Based on 575 resolved cases, 2023–2026

Rejection Statute Breakdown

13.1%
§101 Eligibility
7.0%
§102 Novelty
65.7%
§103 Obviousness
6.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18546537 METHOD FOR OPERATING A CONTROL DEVICE, AND CONTROL DEVICE Non-Final OA Robert Bosch GmbH
18947088 GRADUAL FEATURE DISCLOSURE TO FAMILIARIZE USER WITH SYSTEM Non-Final OA KONINKLIJKE PHILIPS N.V.
18817627 METHOD AND APPARATUS FOR EXECUTING PROGRAM SERVICE LOGIC, DEVICE AND MEDIUM Non-Final OA Lemon Inc.
18706965 AUTOMATED MAINTENANCE OF AN OBJECT REPOSITORY FILE FOR AUTOMATION TESTING Non-Final OA ORANGE
18906039 SOFTWARE ANALYSIS WORK ALLOCATION Non-Final OA Microsoft Technology Licensing, LLC
18844699 IN-VEHICLE DEVICE, PROGRAM, AND PROGRAM UPDATING METHOD Non-Final OA Sumitomo Electric Industries, Ltd.
18802183 CLASSIFYING AND SAMPLING EXECUTION EFFICIENCIES OF SOFTWARE LIBRARIES Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18205943 CODE ANNOTATION AND TEST COVERAGE VISUALIZATION ON USER INTERFACE BY LEVERAGING PAGE OBJECT DESIGN PATTERN Non-Final OA International Business Machines Corporation
18584904 TEMPORARILY ENABLING USE OF AN OPERATION FOR ACCESS AT AN ELECTRONIC DEVICE WHILE A PRECONDITION SPECIFICALLY ASSOCIATED WITH THE OPERATION IS SATISFIED, AND SYSTEMS AND METHODS OF USE THEREOF Final Rejection Meta Platforms Technologies, LLC
18796193 MOUNTING IMAGES FOR UNPRIVILEGED USERS Final Rejection Red Hat, Inc.
18931104 PROJECTOR SYSTEM, FIRMWARE UPDATE METHOD, AND PROJECTOR Non-Final OA Coretronic Corporation
18930321 ARTIFICIAL INTELLIGENCE-BASED LOG INFORMATION INCORPORATION INTO CODE Non-Final OA Dell Products L.P.

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Frequently Asked Questions

What is examiner Duy Khuong Thanh Nguyen's allowance rate?

82.1% of resolved applications examined by Duy Khuong Thanh Nguyen were allowed (575 resolved cases), compared with 53.5% across Art Unit 2197 over the last five years.

Does an interview help with examiner Duy Khuong Thanh Nguyen?

This examiner's interview lift is +33.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Duy Khuong Thanh Nguyen take to allow a patent?

Applications allowed by Duy Khuong Thanh Nguyen took 990 days on average from filing to allowance.

Which art unit does examiner Duy Khuong Thanh Nguyen work in?

Duy Khuong Thanh Nguyen examines applications in Art Unit 2197 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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