Prosecution Insights
Last updated: October 02, 2026

Examiner: LUONG, DUY HAN

Tech Center 2800 • Art Units: 2825

This examiner grants 95% of resolved cases

Analysis

Duy Han Luong is an examiner in Art Unit 2825 of Tech Center 2800. Across 41 resolved cases, the examiner maintains a high allowance rate of 95.1 percent. This indicates a very favorable environment for securing patent grants, with nearly every resolved case resulting in a successful outcome. Practitioners can use the 95.1 percent figure to communicate a high degree of confidence to clients regarding the likelihood of success.

The interview lift is 7.7 percent. This suggests that while interviews provide a benefit, the high baseline allowance rate of 95.1 percent is the primary factor in successful outcomes. Practitioners may still find interviews useful for resolving specific technical issues, even with a lift under ten percent. The 7.7 percent lift indicates that verbal engagement is a helpful but not always necessary supplement to written prosecution.

The median days to allowance is 849. This timeline provides a clear expectation for the duration of the prosecution cycle, lasting about two years and four months. The combination of a 95.1 percent allowance rate and an 849-day median suggests an efficient and reliable path to allowance. These metrics allow for effective planning and help in managing client expectations regarding the timing of a grant.

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
73
Total Applications
+7.7%
Interview Lift
849
Avg Prosecution Days
Based on 41 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
23.1%
§102 Novelty
59.1%
§103 Obviousness
16.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18947724 EXCLUSIVE-OR BASED NON-VOLATILE MEMORY Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18946508 MEMORY DEVICE PERFORMING REFRESH OPERATION AND OPERATION METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18717247 DRAM MEMORY DEVICE USING A MECHANISM FOR ROW HAMMER MANAGEMENT Non-Final OA QUALCOMM Technologies, Inc.
18989456 Photonic Static Random Access Memory Non-Final OA Wisconsin Alumni Research Foundation
19056479 MEMORY DEVICES AND OPERATION METHODS THEREOF Non-Final OA YANGTZE MEMORY TECHNOLOGIES CO., LTD.
18671452 MEMORY DEVICE AND ERASE OPERATION THEREOF Non-Final OA YANGTZE MEMORY TECHNOLOGIES CO., LTD.
18409089 MEMORY DEVICE, OPERATION METHOD THEREOF, AND MEMORY SYSTEM Final Rejection YANGTZE MEMORY TECHNOLOGIES CO., LTD.
18215175 COMPUTE-IN-MEMORY CIRCUIT WITH CHARGE-DOMAIN PASSIVE SUMMATION AND ASSOCIATED METHOD Non-Final OA MEDIATEK INC.
18677302 METHOD OF OPERATING MEMORY DEVICE Final Rejection SK hynix Inc.
18451104 SEMICONDUCTOR MEMORY DEVICE FOR PERFORMING PROGRAM OPERATION Final Rejection SK hynix Inc.
18196263 SEMICONDUCTOR MEMORY DEVICE AND MEMORY SYSTEM Non-Final OA Kioxia Corporation
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.
18745615 BIT LINE BIAS IN PARTIALLY PROGRAMMED BLOCK READ OPERATIONS Non-Final OA Micron Technology, Inc.
18423992 GATE VOLTAGE STEP AND PROGRAM VERIFY LEVEL ADJUSTMENT IN A MEMORY DEVICE Non-Final OA Micron Technology, Inc.
18538652 DYNAMIC PROGRAMMING TIME FOR A MEMORY DEVICE Final Rejection Micron Technology, Inc.
19049364 COMPUTER-IMPLEMENTED METHOD FOR TESTING LOGIC CIRCUIT IMPLEMENTING THE CACHE FUNCTION Non-Final OA STMicroelectronics International N.V.
18428967 INTEGRATED CIRCUIT STRUCTURE AND METHOD FOR FABRICATING THE SAME Final Rejection TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18783900 MEMORY SELF-REFRESH POWER GATING Non-Final OA Advanced Micro Devices, Inc.
18743421 PROACTIVE ERROR DETECTION IN A MEMORY DEVICE Final Rejection SanDisk Technologies, Inc.
18220387 BITLINE TIMING-BASED MULTI-STATE PROGRAMMING IN NON-VOLATILE MEMORY STRUCTURES Final Rejection SanDisk Technologies LLC
19017793 FLASH MEMORY APPARATUS AND ERASING METHOD THEREOF Non-Final OA Winbond Electronics Corp.
19000752 DATA ALIGNMENT CIRCUIT OF MEMORY DEVICE Non-Final OA Winbond Electronics Corp.
18624032 OPERATING METHOD FOR CONTROLLING MEMORY CELL AND MEMORY SYSTEM Non-Final OA Winbond Electronics Corp.
18581327 Static Random Access Memory Non-Final OA UNITED MICROELECTRONICS CORP.

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