Prosecution Insights
Last updated: October 27, 2026

Caroline Hoang-Anh Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, CAROLINE HOANG-ANH

Tech Center 2400 • Art Units: 2495

This examiner grants 100% of resolved cases

Analysis

NGUYEN, CAROLINE HOANG-ANH is assigned to Technology Center 2400 and Art Unit 2495. The record contains 2 resolved cases, and both matters are reflected in a 100.0% allowance rate. Because the case volume is limited, the outcome should be treated as an early profile indicator rather than a broad measure of prosecution practice. The median time to allowance is 722 days.

The interview lift is 0.0%, so the available data does not show an allowance association for interviews. Practitioners should avoid drawing a broad procedural conclusion from this limited record. The leading companies are PayPal Inc., The Pnc Financial Services Group Inc., and New H3C Security Technologies Co. Ltd. The leading firm is MCCOY RUSSELL LLP.

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

Performance Statistics

100.0%
Allow Rate
+42.0% vs TC avg
15
Total Applications
+0.0%
Interview Lift
722
Avg Prosecution Days
Based on 2 resolved cases, 2023–2026

Rejection Statute Breakdown

22.2%
§101 Eligibility
13.9%
§102 Novelty
50.0%
§103 Obviousness
13.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18958146 Systems and Methods for Preventing Unauthorized Access to Computing Systems Final Rejection The PNC Financial Services Group, Inc.
18941096 AUTHENTICATION AND SESSION MANAGEMENT USING DEVICE FINGERPRINT Non-Final OA PAYPAL, INC.

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Frequently Asked Questions

What is examiner Caroline Hoang-Anh Nguyen's allowance rate?

100.0% of resolved applications examined by Caroline Hoang-Anh Nguyen were allowed (2 resolved cases), compared with 71.9% across Art Unit 2495 over the last five years.

Does an interview help with examiner Caroline Hoang-Anh Nguyen?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Caroline Hoang-Anh Nguyen take to allow a patent?

Applications allowed by Caroline Hoang-Anh Nguyen took 722 days on average from filing to allowance.

Which art unit does examiner Caroline Hoang-Anh Nguyen work in?

Caroline Hoang-Anh Nguyen examines applications in Art Unit 2495 in Tech Center 2400 (Networking & Security).

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