Prosecution Insights
Last updated: October 26, 2026

Duy Han Luong, USPTO Patent Examiner

Listed by the USPTO as LUONG, DUY HAN

Tech Center 2800 • Art Units: 2825

This examiner grants 95% of resolved cases

Analysis

LUONG, DUY HAN works in tech center 2800 and art unit 2825. The profile covers 41 resolved cases, with a 95.1% allowance rate. The median time to allowance is 852 days. Interviews correspond to a 7.7% lift in the allowance outcome.

The limited case volume qualifies the interpretation, but the recorded allowance rate is high. The interview measure is comparatively small, so application-specific claim drafting and response work may be more informative than assuming an interview will materially change the result. The leading companies are SanDisk Technologies Inc., Micron Technology Inc., and Yangtze Memory Technologies Co., Ltd.

The leading firms are CONLEY ROSE, P.C., NORTH AMERICA INTELLECTUAL PROPERTY CORPORATION, and Bayes PLLC. They identify the principal counsel relationships in the available cases.

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

Performance Statistics

95.1%
Allow Rate
+27.1% vs TC avg
79
Total Applications
+7.7%
Interview Lift
852
Avg Prosecution Days
Based on 41 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
27.4%
§102 Novelty
53.7%
§103 Obviousness
17.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19039455 PROGRESSIVE READ-LEVEL OFFSETS FOR PARTIAL BLOCKS Non-Final OA Micron Technology, Inc.
19000357 READ DISTURB CHARGE LOSS HANDLING Non-Final OA Micron Technology, Inc.
18756573 PARTIALLY PROGRAMMED BLOCK PADDING OPERATIONS Non-Final OA Micron Technology, Inc.
18538652 DYNAMIC PROGRAMMING TIME FOR A MEMORY DEVICE Final Rejection Micron Technology, Inc.
18215175 COMPUTE-IN-MEMORY CIRCUIT WITH CHARGE-DOMAIN PASSIVE SUMMATION AND ASSOCIATED METHOD Non-Final OA MEDIATEK INC.
18677302 METHOD OF OPERATING MEMORY DEVICE Non-Final OA SK hynix Inc.
18451104 SEMICONDUCTOR MEMORY DEVICE FOR PERFORMING PROGRAM OPERATION Final Rejection SK hynix Inc.
19049364 COMPUTER-IMPLEMENTED METHOD FOR TESTING LOGIC CIRCUIT IMPLEMENTING THE CACHE FUNCTION Non-Final OA STMicroelectronics International N.V.
18635911 MEMORY DEVICE AND OPERATING METHOD THEREOF Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18428967 INTEGRATED CIRCUIT STRUCTURE AND METHOD FOR FABRICATING THE SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18783900 MEMORY SELF-REFRESH POWER GATING Non-Final OA Advanced Micro Devices, Inc.

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Frequently Asked Questions

What is examiner Duy Han Luong's allowance rate?

95.1% of resolved applications examined by Duy Han Luong were allowed (41 resolved cases), compared with 81.3% across Art Unit 2825 over the last five years.

Does an interview help with examiner Duy Han Luong?

This examiner's interview lift is +7.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Duy Han Luong take to allow a patent?

Applications allowed by Duy Han Luong took 852 days on average from filing to allowance.

Which art unit does examiner Duy Han Luong work in?

Duy Han Luong examines applications in Art Unit 2825 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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