Prosecution Insights
Last updated: October 27, 2026

Duc T Duong, USPTO Patent Examiner

Listed by the USPTO as DUONG, DUC T

Tech Center 2600 • Art Units: 2415 2419 2467 2469 2619

This examiner grants 90% of resolved cases

Analysis

DUONG, DUC T is a USPTO patent examiner in tech center 2600 and art unit 2415. The profile includes 778 resolved cases, an 89.5% allowance rate, and a median of 1035 days to allowance. The interview lift is 2.1%, indicating only a small positive association between interviews and allowance outcomes in the available data.

The listed companies are LG Electronics Inc., Apple Inc., and Verizon Communications Inc. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, BROADVIEW IP LAW, PC, and Bryan Cave Leighton Paisner LLP (DC). The allowance record supports careful prosecution planning, while the interview figure suggests that written claim and prior-art analysis should remain central.

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

Performance Statistics

89.5%
Allow Rate
+27.5% vs TC avg
802
Total Applications
+2.1%
Interview Lift
1035
Avg Prosecution Days
Based on 778 resolved cases, 2023–2026

Rejection Statute Breakdown

7.8%
§101 Eligibility
34.2%
§102 Novelty
35.4%
§103 Obviousness
12.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18841913 Technique for Feedback Communication on a Sidelink Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18015673 METHOD AND APPARATUS FOR RECOVERING FROM BEAM FAILURE ON BASIS OF SIDELINK IN WIRELESS COMMUNICATION SYSTEM Final Rejection LG ELECTRONICS INC.
18595264 TECHNOLOGIES FOR BEAM CONFIGURATION AND INDICATION FOR LOWER-LAYER TRIGGERED MOBILITY Final Rejection Apple Inc.
18736489 RADIO ACCESS NETWORK ADJUSTMENT Non-Final OA Fujitsu Limited
18272711 TERMINAL, RADIO COMMUNICATION METHOD, AND BASE STATION Final Rejection NTT DOCOMO, INC.
18030763 USER EQUIPMENTS, BASE STATIONS AND METHODS FOR MULTI-PANEL PUSCH TRANSMISSION Final Rejection SHARP KABUSHIKI KAISHA
18798731 METHOD AND APPARATUS FOR SATELLITE SWITCHING IN WIRELESS COMMUNICATION SYSTEM Non-Final OA Electronics and Telecommunications Research Institute
18855933 METHOD AND APPARATUS FOR SENDING REFERENCE SIGNAL, AND METHOD AND APPARATUS FOR RECEIVING REFERENCE SIGNAL Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.
18555521 AN APPARATUS, A METHOD, AND A NON-TRANSITORY COMPUTER READABLE MEDIUM FOR DETERMINING A RANDOM ACCESS PREAMBLE IDENTIFIER Non-Final OA Nokia Solutions and Networks Oy
18640946 METHOD FOR WIRELESS COMMUNICATION, TERMINAL DEVICE, AND NETWORK DEVICE Final Rejection GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
18922335 CONDITIONAL HANDOVER CONFIGURATION METHOD, TERMINAL, AND NETWORK SIDE DEVICE Non-Final OA VIVO MOBILE COMMUNICATION CO., LTD.
18524158 SYSTEMS AND METHODS FOR CONSUMER NETWORK SLICE SELECTION Non-Final OA Verizon Patent and Licensing Inc.
18900123 WIRELESS COMMUNICATION DEVICE AND POWER SAVING METHOD THEREOF Non-Final OA REALTEK SEMICONDUCTOR CORP.

Facing This Examiner?

IP Author analyzes examiner patterns and generates tailored response strategies with the highest chance of allowance.

Build Your Strategy

Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Duc T Duong's allowance rate?

89.5% of resolved applications examined by Duc T Duong were allowed (778 resolved cases), compared with 75.0% across Art Unit 2415 over the last five years.

Does an interview help with examiner Duc T Duong?

This examiner's interview lift is +2.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Duc T Duong take to allow a patent?

Applications allowed by Duc T Duong took 1,035 days on average from filing to allowance.

Which art unit does examiner Duc T Duong work in?

Duc T Duong examines applications in Art Unit 2415 in Tech Center 2600 (Communications).

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month