Prosecution Insights
Last updated: October 02, 2026

Examiner: PHUONG, DAI

Tech Center 2600 • Art Units: 2454 2617 2644

This examiner grants 76% of resolved cases

Analysis

Dai Phuong is an examiner in Tech Center 2600 and Art Unit 2454. The examiner has 832 resolved cases and an allowance rate of 76.0 percent. This rate indicates a generally positive environment for obtaining a patent grant. The median days to allowance is 1092, which serves as a benchmark for the time required to reach a successful conclusion. With 832 resolved cases, the data provides a reliable perspective on the examiner's tendencies.

The interview lift for this examiner is 15.0 percent. This suggests that conducting an interview significantly improves the chances of allowance compared to the 76.0 percent baseline. Practitioners should use the 15.0 percent lift as a strategic reason to request a formal discussion with the examiner. The 1092 median days to allowance should be factored into the overall timeline for Art Unit 2454. Given the 832 resolved cases, the 15.0 percent interview lift is a consistent factor that can help applicants move beyond the 76.0 percent allowance rate.

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

Performance Statistics

76.0%
Allow Rate
+14.0% vs TC avg
858
Total Applications
+15.0%
Interview Lift
1092
Avg Prosecution Days
Based on 832 resolved cases, 2023–2026

Rejection Statute Breakdown

3.6%
§101 Eligibility
20.6%
§102 Novelty
54.9%
§103 Obviousness
9.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18841307 NETWORK REGISTRATION METHOD FOR TRAFFIC TRANSMISSION AND DEVICE SUPPORTING SAME Non-Final OA LG ELECTRONICS INC.
18669401 MULTIPLE ACCESS POINT NEGOTIATION FOR TRANSMISSION OPPORTUNITY SHARING Final Rejection Samsung Electronics Co., Ltd.
18647265 METHOD AND DEVICE FOR SIGNAL TRANSMISSION IN A WIRELESS COMMUNICATION SYSTEM Final Rejection Samsung Electronics Co., Ltd.
18608408 TECHNIQUES FOR CAPABILITY REPORTING Final Rejection QUALCOMM Incorporated
18577736 REPETITION FOR MULTIPLE TRANSPORT BLOCKS WITH SINGLE SCHEDULING GRANT Final Rejection QUALCOMM Incorporated
18535930 ENHANCING COMMUNICATION IN AMBIENT IOT WITH WIRELESS ENERGY TRANSMITTERS Final Rejection QUALCOMM Incorporated
18681720 CONFIGURING CHARGING TRIGGERS USING NOTIFICATION MESSAGES Final Rejection Telefonaktiebolaget LM Ericsson (publ)
18021192 SYSTEMS AND METHODS FOR CHANGING LBT FOR UNLICENSED NETWORKS Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18015119 METHOD AND APPARATUS FOR LOCATION SERVICE Final Rejection Telefonaktiebolaget LM Ericsson (publ)
17429526 UPLINK TRANSMISSION IN RADIO ACCESS NETWORK Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
19189968 Method, Apparatus and Computer Program Non-Final OA Nokia Technologies Oy
18795511 METHOD, APPARATUS AND COMPUTER PROGRAM Non-Final OA NOKIA TECHNOLOGIES OY
18719984 MOBILITY ROBUSTNESS OPTIMIZATION Non-Final OA Nokia Technologies Oy
18667430 APPLICATION OF PRIORITIZING TERRESTRIAL NETWORK FREQUENCIES FROM THE BROADCAST OF NON-TERRESTRIAL NETWORK FOR USER EQUIPMENT Non-Final OA MEDIATEK Inc.
18758098 Method for Determining Sensing Signal Period, Communication Device, and Non-Transitory Storage Medium Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18113002 CONVEYING A REASON FOR A CALL FROM A USER DEVICE Final Rejection Journey.ai
18718402 Systems and Methods for In-Flight Connectivity Non-Final OA VIASAT, INC.
18885307 SYSTEMS AND METHODS FOR TRIGGER RISK, SUBSTANCE USE, AND/OR UNDESIRABLE BEHAVIOR DETECTION Non-Final OA Conquer Your Addiction LLC

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