Prosecution Insights
Last updated: October 26, 2026

Tuan Duc Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, TUAN DUC

Tech Center 2800 • Art Units: 2614 2653 2656 2694 2699 2824

This examiner grants 83% of resolved cases

Analysis

NGUYEN, TUAN DUC works in USPTO Technology Center 2800, art unit 2614. The record includes 707 resolved cases and an allowance rate of 82.9%. The median time to allowance is 843 days. Interview lift is 16.7%, indicating a meaningful positive association between interviews and allowance outcomes.

The listed companies are Samsung Electronics Co., Ltd., Apple Inc., and Micron Technology Inc. The listed firms are FISH & RICHARDSON P.C. (TC), GABLEGOTWALS, and Hoffberg & Associates. The allowance rate reflects a generally favorable prosecution outcome, while the interview result supports considering examiner discussions when claim interpretation or technical distinctions are central. Practitioners should prepare a focused agenda and carry any agreed clarification into the written response. The median timing indicates that the docket still requires advance planning for continuation decisions, commercial milestones, and client expectations about when allowance may occur.

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

Performance Statistics

82.9%
Allow Rate
+14.9% vs TC avg
722
Total Applications
+16.7%
Interview Lift
843
Avg Prosecution Days
Based on 707 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
27.4%
§102 Novelty
41.2%
§103 Obviousness
18.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18742550 SEMICONDUCTOR MEMORY DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18972755 HEADPHONES Non-Final OA Apple Inc.
18903900 FORWARD LOOKING ALGORITHM FOR VERTICAL INTEGRATED CROSS-POINT ARRAY MEMORY Non-Final OA Micron Technology, Inc.
19048632 SEMICONDUCTOR MEMORY DEVICE Non-Final OA Kioxia Corporation

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Tuan Duc Nguyen's allowance rate?

82.9% of resolved applications examined by Tuan Duc Nguyen were allowed (707 resolved cases), compared with 66.9% across Art Unit 2614 over the last five years.

Does an interview help with examiner Tuan Duc Nguyen?

This examiner's interview lift is +16.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

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

Applications allowed by Tuan Duc Nguyen took 843 days on average from filing to allowance.

Which art unit does examiner Tuan Duc Nguyen work in?

Tuan Duc Nguyen examines applications in Art Unit 2614 in Tech Center 2800 (Semiconductors, Circuits & Optics).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month