Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, THU N

Tech Center 2400 • Art Units: 2154 2161 2496

This examiner grants 72% of resolved cases

Analysis

Examiner Thu N Nguyen has resolved 589 cases in Art Unit 2154, which is part of Tech Center 2400. The allowance rate for this examiner is 71.8 percent, providing a clear picture of the typical prosecution experience. These 589 resolved cases offer a substantial dataset for practitioners to analyze when preparing their strategy for this unit.

The median days to allowance is 1365, which represents the typical time from filing to grant. This 1365-day figure is essential for managing expectations regarding the length of the prosecution process. It suggests that applicants should be prepared for a multi-stage examination that spans a significant period before reaching a final resolution.

A significant interview lift of 26.1 percent suggests that interviews are exceptionally effective here. This 26.1 percent increase over the baseline allowance rate of 71.8 percent highlights the value of direct dialogue with the examiner. Given the 1365-day median pendency, an early interview might be a critical step in navigating the examiner's requirements and securing a grant more effectively.

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

Performance Statistics

71.8%
Allow Rate
+13.8% vs TC avg
618
Total Applications
+26.1%
Interview Lift
1365
Avg Prosecution Days
Based on 589 resolved cases, 2023–2026

Rejection Statute Breakdown

15.9%
§101 Eligibility
13.1%
§102 Novelty
59.4%
§103 Obviousness
5.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18671299 METHOD FOR GENERATING JOURNAL DATA, METHOD FOR PERFORMING JOURNAL REPLAY, AND STORAGE DEVICE Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
19448305 Method and System for Real-Time Collaboration and Event Linking to Documents and Video Recordings Non-Final OA Vijay Madisetti
19421343 Method and System for Real-Time Collaboration, Task Linking, and Code Design and Maintenance in Software Development Final Rejection Vijay Madisetti
19279716 Method and System for Real-Time Collaboration, Task Linking, and Code Design and Maintenance in Software Development Non-Final OA Vijay Madisetti
18952779 Refining a Search Using Physiological Information Non-Final OA Google LLC
18947578 GENERATING TEXTUAL SUMMARY ABOUT PHYSICAL LOCATION BASED ON COMPUTING INTERACTIONS PERTAINING TO PHYSICAL LOCATION Final Rejection GOOGLE LLC
19069624 Automatic Annotation for Vehicle Damage Non-Final OA Capital One Services, LLC
19199860 CONFIGURATION-AWARE MICRO-DATABASE CACHES Final Rejection PayPal, Inc.
18596801 SYSTEM, METHOD AND APPARATUS FOR NETWORK SEARCH INCLUDING A CHATBOT Final Rejection Amadeus S.A.S
17610183 SEARCH METHOD, SEARCH DEVICE, AND SEARCH SYSTEM Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18902652 SUPERVISED TEXT RETRIEVAL Non-Final OA Intuit Inc.
19315813 BLOCK DATA PROCESSING METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM Non-Final OA TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
19248746 SYSTEM AND METHOD FOR MANAGING BLOCKCHAIN DATA INDEX AND VERIFYING QUERY PROCESSING RESULT Non-Final OA ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

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