Prosecution Insights
Last updated: October 26, 2026

Van Ta Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, VAN TA

Tech Center 2400 • Art Units: 2429 2465

This examiner grants 70% of resolved cases

Analysis

Examiner Van Ta Nguyen works in Tech Center 2400 and Art Unit 2429, having handled 10 resolved cases to date. Despite the small case volume, the data shows a 70.0 percent allowance rate. The median days to allowance is 1089, establishing a baseline for the expected duration of the prosecution cycle. This timeline suggests that applicants should prepare for a multi-year process even with a relatively high probability of success.

The interview lift of 60.0 percent is particularly notable, suggesting that interviews are a highly effective tool for resolving issues in these applications. Top companies including Qualcomm Incorporated, Samsung Electronics Co., Ltd., and Sony Group Corporation have cases before this examiner. Prosecution is frequently managed by Jefferson IP Law, LLP, CHRISTENSEN O'CONNOR JOHNSON KINDNESS PLLC, and FOLEY & LARDNER LLP.

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

Performance Statistics

70.0%
Allow Rate
+12.0% vs TC avg
47
Total Applications
+60.0%
Interview Lift
1089
Avg Prosecution Days
Based on 10 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
16.1%
§102 Novelty
62.0%
§103 Obviousness
17.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18558658 SIDELINK TRIGGERED MINIMIZATION OF DRIVE TEST (MDT) LOGGING Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18860196 METHOD AND DEVICE FOR MANAGING COOPERATION INFORMATION BETWEEN TERMINALS FOR SIDELINK COMMUNICATION IN WIRELESS COMMUNICATION SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
18621990 METHOD AND APPARATUS FOR MANAGING BEAMS IN IDLE/INACTIVE STATE OF NETWORK CONTROLLED REPEATER IN WIRELESS COMMUNICATION SYSTEM Final Rejection Samsung Electronics Co., Ltd.
18157485 ELECTRONIC DEVICE FOR CONTROLLING SWITCHING TIMING FOR TRANSMISSION AND RECEPTION IN COMMUNICATION SYSTEM AND OPERATING METHOD THEREOF Final Rejection Samsung Electronics Co., Ltd.
18747637 DYNAMICALLY UPDATING SERVICE PRIORITIES FOR NETWORK FUNCTIONS WITHIN A 5G NETWORK Non-Final OA Oracle International Corporation
18682925 COVERAGE ENHANCING DEVICES WITH FREQUENCY FILTERS Final Rejection Sony Group Corporation
18883464 TECHNIQUES FOR MONITORING SUB-CONTROL RESOURCE SETS Non-Final OA QUALCOMM Incorporated
18883452 COMMON SEARCH SPACE COLLISION HANDLING FOR SUB-BAND FULL DUPLEX SETS OF SYMBOLS Non-Final OA QUALCOMM Incorporated
18842006 ESTIMATION OF NETWORK THROUGHPUT Non-Final OA QUALCOMM Incorporated
18315274 RECONFIGURABLE INTELLIGENT SURFACE OPERATIONS WITH AN UNKNOWN TRANSMISSION DISTANCE Non-Final OA QUALCOMM Incorporated
18682928 A DOWNLINK MULTICAST SERVICE TRANSMISSION Final Rejection Nokia Technologies Oy
18767541 SYSTEMS AND METHODS FOR TRAFFIC FLOW SHAPING Non-Final OA Meta Platforms Technologies, LLC

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Van Ta Nguyen's allowance rate?

70.0% of resolved applications examined by Van Ta Nguyen were allowed (10 resolved cases), compared with 100.0% across Art Unit 2429 over the last five years.

Does an interview help with examiner Van Ta Nguyen?

This examiner's interview lift is +60.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Van Ta Nguyen take to allow a patent?

Applications allowed by Van Ta Nguyen took 1,089 days on average from filing to allowance.

Which art unit does examiner Van Ta Nguyen work in?

Van Ta Nguyen examines applications in Art Unit 2429 in Tech Center 2400 (Networking & Security).

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