Prosecution Insights
Last updated: October 26, 2026

Minh Chau Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, MINH CHAU

Tech Center 2400 • Art Units: 2145 2442 2445 2459

This examiner grants 83% of resolved cases

Analysis

NGUYEN, MINH CHAU is assigned to tech center 2400 and art unit 2145. The record includes 701 resolved cases and an 83.2% allowance rate. The 8.2% interview lift indicates a modest positive association between interviews and allowance outcomes. The median time to allowance is 1176 days, so applicants should account for an extended prosecution timeline despite the favorable historical allowance result.

The listed companies are Google LLC, Midea Group Co., Ltd., and Twilio Inc. The leading firms are POSZ LAW GROUP, PLC and SCHWEGMAN LUNDBERG & WOESSNER, P.A. Practitioners may prioritize written claim clarity and use interviews selectively for focused issues. The resolved-case volume provides useful historical context, while the timing signal supports early portfolio planning and realistic client expectations.

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

Performance Statistics

83.2%
Allow Rate
+25.2% vs TC avg
707
Total Applications
+8.2%
Interview Lift
1176
Avg Prosecution Days
Based on 701 resolved cases, 2023–2026

Rejection Statute Breakdown

15.8%
§101 Eligibility
17.0%
§102 Novelty
49.6%
§103 Obviousness
7.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19208282 Resource Isolation In A Hardware-Assisted Transport Layer Non-Final OA Google LLC

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 Minh Chau Nguyen's allowance rate?

83.2% of resolved applications examined by Minh Chau Nguyen were allowed (701 resolved cases), compared with 52.6% across Art Unit 2145 over the last five years.

Does an interview help with examiner Minh Chau 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 Minh Chau Nguyen take to allow a patent?

Applications allowed by Minh Chau Nguyen took 1,176 days on average from filing to allowance.

Which art unit does examiner Minh Chau Nguyen work in?

Minh Chau Nguyen examines applications in Art Unit 2145 in Tech Center 2400 (Networking & Security).

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