Prosecution Insights
Last updated: October 26, 2026

Duc Minh Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, DUC MINH

Tech Center 2600 • Art Units: 2618 2651 2691 2694

This examiner grants 26% of resolved cases

Analysis

NGUYEN, DUC MINH works in Technology Center 2600 and Art Unit 2618. Across 96 resolved cases, the allowance rate is 26.0%, indicating substantial examination difficulty in the available record. The median time to allowance is 1208 days, making prosecution duration and response planning important considerations for applicants pursuing this docket.

Interviews are associated with a 13.1% lift in allowance outcomes. Practitioners may consider an interview when technical distinctions or claim construction issues would benefit from direct discussion, while maintaining a strong written record. The leading companies are Google LLC, Harman International Industries Incorporated, and Charter Communications Operating LLC. Leading firms are BRAKE HUGHES BELLERMANN LLP, Brooks Kushman P.C., and HSML P.C.

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

Performance Statistics

26.0%
Allow Rate
-36.0% vs TC avg
110
Total Applications
+13.1%
Interview Lift
1208
Avg Prosecution Days
Based on 96 resolved cases, 2023–2026

Rejection Statute Breakdown

2.2%
§101 Eligibility
20.2%
§102 Novelty
64.9%
§103 Obviousness
8.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18484783 GENERATING REPRESENTATION OF USER BASED ON DEPTH MAP Non-Final OA GOOGLE LLC
19110213 GENERATION OF MULTICHANNEL AUDIO SIGNAL Non-Final OA KONINKLIJKE PHILIPS N.V.
19047704 AUDIO REPRODUCTION SYSTEM AND METHOD Non-Final OA Harman Becker Automotive Systems GmbH
18590858 Endpoint Evaluation for Sustainable Virtual Meetings Non-Final OA Cisco Technology, Inc.

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Duc Minh Nguyen's allowance rate?

26.0% of resolved applications examined by Duc Minh Nguyen were allowed (96 resolved cases), compared with 57.3% across Art Unit 2618 over the last five years.

Does an interview help with examiner Duc Minh Nguyen?

This examiner's interview lift is +13.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Duc Minh Nguyen take to allow a patent?

Applications allowed by Duc Minh Nguyen took 1,208 days on average from filing to allowance.

Which art unit does examiner Duc Minh Nguyen work in?

Duc Minh Nguyen examines applications in Art Unit 2618 in Tech Center 2600 (Communications).

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