Prosecution Insights
Last updated: October 01, 2026

Examiner: VU, VIET D

Tech Center 2400 • Art Units: 2154 2400 2447 2448 2454 2455

This examiner grants 84% of resolved cases

Analysis

Examiner Viet D Vu is assigned to Art Unit 2154 within Tech Center 2400 and has managed 1065 resolved cases. The examiner has an allowance rate of 84.0 percent. The median days to allowance is 946, which indicates the timeline for the prosecution process. This timeline and the allowance rate are the key metrics for the 1065 resolved cases. The data provides a basis for predicting the duration and outcome of applications.

The interview lift for this examiner is 14.1 percent. This 14.1 percent lift shows the increase in the probability of a grant compared to the 84.0 percent baseline. With the resolved cases, the data for Art Unit 2154 is based on a specific volume of applications. Practitioners should expect a prosecution duration around the 946-day median and can use the interview lift to resolve disagreements. In Tech Center 2400, the allowance rate is the primary indicator of the examiner's disposition toward granting patents.

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

Performance Statistics

84.0%
Allow Rate
+26.0% vs TC avg
1,085
Total Applications
+14.1%
Interview Lift
946
Avg Prosecution Days
Based on 1065 resolved cases, 2023–2026

Rejection Statute Breakdown

6.6%
§101 Eligibility
9.5%
§102 Novelty
71.2%
§103 Obviousness
11.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18860950 METHOD AND DEVICE FOR RANDOM ACCESS IN WIRELESS COMMUNICATION SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
18678974 DATA INGESTION MANAGEMENT Non-Final OA Wells Fargo Bank, N.A.
18933283 METHOD, DEVICE, AND MEDIUM FOR BACKUP AND RESTORATIVE CONNECTIVITY SERVICE Non-Final OA Verizon Patent and Licensing Inc.
18919705 SYSTEMS AND METHODS FOR SELECTING A CONCEALED IDENTIFIER FOR A FIFTH GENERATION STANDALONE CAPABLE DEVICE Non-Final OA Verizon Patent and Licensing inc.
18924888 BEAM INFORMATION TRANSMISSION AND RECEPTION METHODS AND APPARATUSES THEREFOR, AND COMMUNICATION SYSTEM Non-Final OA FUJITSU LIMITED
19100569 PERFORMANCE ANALYTICS FOR ASSISTING MACHINE LEARNING IN A COMMUNICATIONS NETWORK Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18708991 COMMUNICATIONS NETWORK NODE, NETWORK ELEMENTS, LAWFUL INTERCEPTION SYSTEM AND METHODS Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18858533 SERVER AND REMOTE QUALITY MEASUREMENT METHOD Final Rejection NTT, Inc.
18137519 CONTROLLER PROXY Non-Final OA International Business Machines Corporation
18997931 Data Sending Method, Device, and System, Storage Medium and Electronic Device Non-Final OA ZTE CORPORATION
18994863 Message processing method, device, and storage medium Non-Final OA ZTE CORPORATION

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