Prosecution Insights
Last updated: October 27, 2026

Huan Hoang, USPTO Patent Examiner

Listed by the USPTO as HOANG, HUAN

Tech Center 2800 • Art Units: 2154 2818 2827 2893

This examiner grants 93% of resolved cases

Analysis

HOANG, HUAN is a USPTO patent examiner in Tech Center 2800 and art unit 2154. The profile records 1237 resolved cases, a 93.3% allowance rate, a 5.6% interview lift, and a median of 621 days to allowance. The combination shows an allowance result that is accompanied by a relatively small interview-associated change and a defined median timing measure.

Relevant companies include Taiwan Semiconductor Manufacturing Company, Ltd., Micron Technology Inc., and KIOXIA Corporation. The principal firms are Bayes PLLC, CONLEY ROSE, P.C., and FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER. For prosecution planning, the profile supports attention to claim presentation and file development within a substantial resolved-case record.

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

Performance Statistics

93.3%
Allow Rate
+25.3% vs TC avg
1,260
Total Applications
+5.6%
Interview Lift
621
Avg Prosecution Days
Based on 1237 resolved cases, 2023–2026

Rejection Statute Breakdown

2.0%
§101 Eligibility
33.2%
§102 Novelty
25.2%
§103 Obviousness
19.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18986889 NON-VOLATILE MEMORY DEVICE AND PROGRAMMING METHOD THEREOF Non-Final OA Samsung Electronics Co., Ltd.
19067373 SOFT-BIT READ FOR SUPER CELLS IN A MEMORY DEVICE Non-Final OA Micron Technology, Inc.
19065072 EXTENDED ADDRESS INTERFACE ACTIVATE SEQUENCE USING MODE REGISTER WRITE Non-Final OA Micron Technology, Inc.
18924589 TRACKING THE EFFECTS OF VOLTAGE AND TEMPERATURE ON A MEMORY DEVICE USING AN INTERNAL OSCILLATOR Final Rejection Micron Technology, Inc.
19014791 MEMORY DEVICE Non-Final OA Kioxia Corporation
18967232 SEMICONDUCTOR MEMORY DEVICE Non-Final OA Kioxia Corporation
18882127 MEMORY DEVICE INCLUDING A VOLTAGE SWITCHING CIRCUIT Final Rejection SK hynix Inc.
19028470 DEVICE HAVING PAGE BUFFER, MEMORY SYSTEM, AND METHOD OF OPERATING THE SAME Non-Final OA YANGTZE MEMORY TECHNOLOGIES CO., LTD.
18776200 SEMICONDUCTOR STRUCTURES IN THREE-DIMENSIONAL MEMORY DEVICES Non-Final OA Yangtze Memory Technologies Co., Ltd.
19061365 MEMORY CIRCUIT AND METHOD OF OPERATING SAME Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
19038311 MEMORY DEVICE WITH SOURCE LINE CONTROL Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18789652 MEMORY ARRAY CIRCUITS, MEMORY STRUCTURES, AND METHODS FOR FABRICATING A MEMORY ARRAY CIRCUIT Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.

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Frequently Asked Questions

What is examiner Huan Hoang's allowance rate?

93.3% of resolved applications examined by Huan Hoang were allowed (1,237 resolved cases), compared with 67.7% across Art Unit 2154 over the last five years.

Does an interview help with examiner Huan Hoang?

This examiner's interview lift is +5.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Huan Hoang take to allow a patent?

Applications allowed by Huan Hoang took 621 days on average from filing to allowance.

Which art unit does examiner Huan Hoang work in?

Huan Hoang examines applications in Art Unit 2154 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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