Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, THANH T

Tech Center 2800 • Art Units: 2144 2444 2448 2813 2893

This examiner grants 83% of resolved cases

Analysis

Thanh T. Nguyen serves as an examiner in Tech Center 2800 and Art Unit 2144. He has managed 1423 resolved cases, establishing a clear record of outcomes for practitioners to analyze. The allowance rate for these cases is 83.3%, which reflects the proportion of applications that successfully result in a patent grant. This 83.3% rate suggests a favorable environment for applicants seeking protection in Art Unit 2144.

The median days to allowance is 1021. This 1021-day figure provides a timeline for the duration of the examination process for successful applications. A median of 1021 days indicates the expected path to a grant in Tech Center 2800. Applicants can use this 1021-day metric to plan their intellectual property strategy and manage expectations regarding the speed of resolution.

The data highlights an interview lift of 14.3%. This 14.3% lift represents the increase in the allowance rate when an interview is conducted. While the base allowance rate of 83.3% is already high, the 14.3% lift shows that direct communication remains a useful tactic for resolving any remaining issues. Practitioners should consider the 14.3% lift as a supplemental strategy to ensure a successful outcome within the 1021-day median timeframe.

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

Performance Statistics

83.3%
Allow Rate
+15.3% vs TC avg
1,451
Total Applications
+14.3%
Interview Lift
1021
Avg Prosecution Days
Based on 1423 resolved cases, 2023–2026

Rejection Statute Breakdown

3.7%
§101 Eligibility
26.4%
§102 Novelty
54.9%
§103 Obviousness
5.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18444826 BACKSIDE AND SIDEWALL METALLIZATION OF SEMICONDUCTOR DEVICES Final Rejection NXP B.V.
18588698 DISPLAY DEVICE Non-Final OA Samsung Display Co., LTD.
18433990 DISPLAY APPARATUS AND MANUFACTURING METHOD OF THE SAME Non-Final OA Samsung Display Co., Ltd.
18060596 THERMOCOMPRESSION BONDING TOOL FOR PANEL-LEVEL THERMO-COMPRESSION BONDING Non-Final OA Intel Corporation
17031719 3D HETEROGENEOUS INTEGRATED CRYSTALLINE PIEZOELECTRIC BULK ACOUSTIC RESONATORS Non-Final OA Intel Corporation
18345939 SUBSTRATE CONTACT INTEGRATION IN GALLIUM NITRIDE DEVICES Final Rejection Texas Instruments Incorporated
18308303 LASER DICING TO CONTROL SPLASH Non-Final OA TEXAS INSTRUMENTS INCORPORATED
18684591 IN-SITU CORE PROTECTION IN MULTI-PATTERNING Non-Final OA Lam Research Corporation
18420232 MICRO-ELECTROMECHANICAL MICROPHONES AND METHODS OF FORMING THE SAME Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18103676 SEMICONDUCTOR PACKAGES AND METHODS OF MANUFACTURING THEREOF Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18482632 INTEGRATED CIRCUIT PACKAGES AND METHODS Non-Final OA Taiwan Semiconductor Manufacturing Co., Ltd.
18462499 FORMING SHALLOW TRENCH FOR DICING AND STRUCTURES THEREOF Non-Final OA Taiwan Semiconductor Manufacturing co., Ltd.
18429479 SUBSTRATE PROCESSING APPARATUS AND SUBSTRATE PROCESSING METHOD Non-Final OA Tokyo Electron Limited
18456647 SEMICONDUCTOR MODULE, METHOD FOR MANUFACTURING SEMICONDUCTOR MODULE, SEMICONDUCTOR DEVICE, AND VEHICLE Non-Final OA FUJI ELECTRIC CO., LTD.
18458633 SEMICONDUCTOR DEVICE AND METHOD FORMING THE SAME Final Rejection Winbond Electronics Corp.
17814750 POWER DEVICE INCLUDING METAL LAYER Non-Final OA SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC

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