Prosecution Insights
Last updated: October 27, 2026

Lan-Huong Truong, USPTO Patent Examiner

Listed by the USPTO as TRUONG, LAN-HUONG

Tech Center 2400 • Art Units: 2417 2464

This examiner grants 91% of resolved cases

Analysis

TRUONG, LAN-HUONG is a USPTO patent examiner in Tech Center 2400 and art unit 2417. The record includes 624 resolved cases, an allowance rate of 90.9%, and a median of 816 days to allowance. Interviews show a 9.6% lift, which supports treating examiner interviews as a potentially useful part of prosecution planning.

The listed companies are Qualcomm Incorporated, Level 3 Communications LLC, and Apple Inc. The listed firms are AMPACC Law Group, PLLC, Apple Inc. -- FKM, and ArentFox Schiff, LLP and Qualcomm, Incorporated. The allowance profile is favorable, while the median timing still supports early attention to claim scope and response strategy.

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

Performance Statistics

90.9%
Allow Rate
+32.9% vs TC avg
641
Total Applications
+9.6%
Interview Lift
816
Avg Prosecution Days
Based on 624 resolved cases, 2023–2026

Rejection Statute Breakdown

6.1%
§101 Eligibility
10.8%
§102 Novelty
60.8%
§103 Obviousness
7.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18796515 Mechanisms for Reduced Density CSI-RS Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
18837347 Multi-Slot PDCCH Monitoring Search Space Configuration Non-Final OA Apple Inc.
18932457 ELECTRONIC APPARATUS, METHOD FOR CONTROLLING ELECTRONIC APPARATUS, AND STORAGE MEDIUM Non-Final OA CANON KABUSHIKI KAISHA
18789779 DATA TRANSFER DEVICE AND METHOD Non-Final OA KABUSHIKI KAISHA TOSHIBA
18765838 COMMUNICATION METHOD, APPARATUS, AND SYSTEM Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18842348 POWER CONTROL PARAMETER RESET ASSOCIATED WITH BEAM FAILURE RECOVERY Non-Final OA QUALCOMM Incorporated
18840473 PDCCH MONITORING SKIPPING AT CORESET LEVEL Non-Final OA QUALCOMM Incorporated
18844606 METHODS AND APPARATUSES FOR DETERMINING SLOT FORMAT Non-Final OA LENOVO (BEIJING) LIMITED
18937371 SYSTEM FOR SATELLITE DISCOVERY AND DECOMMISSION OF ORBITAL OBSTRUCTIONS Non-Final OA AT&T Intellectual Property I, L.P.
18769904 BEAM PREDICTION FOR MIMO WIRELESS COMMUNICATION SYSTEMS Non-Final OA MediaTek Singapore Pte. Ltd.

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Frequently Asked Questions

What is examiner Lan-Huong Truong's allowance rate?

90.9% of resolved applications examined by Lan-Huong Truong were allowed (624 resolved cases), compared with 84.9% across Art Unit 2417 over the last five years.

Does an interview help with examiner Lan-Huong Truong?

This examiner's interview lift is +9.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Lan-Huong Truong take to allow a patent?

Applications allowed by Lan-Huong Truong took 816 days on average from filing to allowance.

Which art unit does examiner Lan-Huong Truong work in?

Lan-Huong Truong examines applications in Art Unit 2417 in Tech Center 2400 (Networking & Security).

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