Prosecution Insights
Last updated: October 02, 2026

Examiner: DEO, DUY VU NGUYEN

Tech Center 2800 • Art Units: 1713 1716 1765 1792 1794 2817

This examiner grants 82% of resolved cases

Analysis

Duy Vu Nguyen Deo examines applications in Art Unit 1713 of Tech Center 2800. He has 1049 resolved cases and an allowance rate of 82.4 percent. This 82.4 percent rate indicates the probability of success for applications assigned to him. The 1049 resolved cases provide a robust foundation for evaluating his examination history in Tech Center 2800.

The median time to allowance for these cases is 873 days. The interview lift is 7.3 percent. This 7.3 percent lift indicates that cases involving an interview have a slightly higher probability of allowance than those without. Practitioners can use the 873-day median pendency and the 7.3 percent lift to plan their prosecution strategy in Art Unit 1713.

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

Performance Statistics

82.4%
Allow Rate
+14.4% vs TC avg
1,063
Total Applications
+7.3%
Interview Lift
873
Avg Prosecution Days
Based on 1049 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
26.7%
§102 Novelty
44.9%
§103 Obviousness
13.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18947090 ETCHING COMPOSITIONS, METHODS OF TREATING SUBSTRATES USING THE SAME, AND METHODS OF MANUFACTURING INTEGRATED CIRCUIT DEVICES USING THE SAME Non-Final OA Samsung Electronics Co., Ltd.
18827593 METHOD FOR MANUFACTURING PROCESSED SUBSTRATE Non-Final OA MERCK PATENT GMBH
18867945 ETCHING METHOD Non-Final OA Resonac Corporation
18857335 ABRASIVE GRAIN, SELECTION METHOD THEREFOR, POLISHING AGENT, MULTI-LIQUID POLISHING AGENT, POLISHING METHOD, COMPONENT MANUFACTURING METHOD, AND SEMICONDUCTOR COMPONENT MANUFACTURING METHOD Non-Final OA Resonac Corporation
18857352 SLURRY AND POLISHING METHOD Non-Final OA Resonac Corporation
18856465 CMP POLISHING LIQUID AND POLISHING METHOD Non-Final OA Resonac Corporation
18294859 POLISHING LIQUID FOR CMP, POLISHING LIQUID SET FOR CMP, AND POLISHING METHOD Non-Final OA Resonac Corporation
18826539 ETCHING METHODS AND PATTERNED SUBSTRATES MADE USING SAID METHODS Non-Final OA Ohio State Innovation Foundation
18839177 SELECTIVE PRECISION ETCHING OF SEMICONDUCTOR MATERIALS Non-Final OA Lam Research Corporation
18771442 EFFICIENT CLEANING AND ETCHING OF HIGH ASPECT RATIO STRUCTURES Non-Final OA LAM RESEARCH CORPORATION
18780440 SEMICONDUCTOR STRUCTURE AND MANUFACTURING METHOD THEREOF Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18654400 CONDITIONING PAD WITH DEPOSITED DIAMOND COATING Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18615579 SEMICONDUCTOR PROCESSING TOOL AND METHODS OF OPERATION Final Rejection Taiwan Semiconductor Manufacturing Company, Ltd.
18626693 SUBSTRATE-PROCESSING METHOD AND SUBSTRATE-PROCESSING APPARATUS Non-Final OA Tokyo Electron Limited
18864038 Formulated Alkaline Chemistry For Polysilicon Exhume Non-Final OA Versum Materials US, LLC
18842609 Stable Chemical Mechanical Planarization Polishing Compositions And Methods For High Rate Silicon Oxide Removal Non-Final OA Versum Materials US, LLC
18713260 Tungsten Chemical Mechanical Polishing Slurries Non-Final OA Versum Materials US, LLC
18879868 SUBSTRATE PROCESSING METHOD Non-Final OA SCREEN Holdings Co., Ltd.
18853936 COMPOSITION FOR CHEMICAL-MECHANICAL POLISHING AND METHOD FOR USING COMPOSITION Non-Final OA FUJIMI INCORPORATED
19015964 ETCHANT COMPOSITION FOR ETCHING SILICON AND METHOD OF FORMING PATTERN USING THE SAME Non-Final OA DONGWOO FINE-CHEM CO., LTD.
18035865 PLASMA-ACTIVATED LIQUIDS Non-Final OA The Board of Trustees of the University of Illinois
18866369 METHOD FOR PRODUCING AQUEOUS SOLUTION OF PURIFIED AMINOSILANOL COMPOUND AND AMINOSILOXANE COMPOUND, AND COMPOSITION FOR ETCHING Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18911657 METHOD FOR RECYCLING RARE EARTH SINTERED MAGNET Non-Final OA SHIN-ETSU CHEMICAL CO., LTD.
18847502 SILICON POLISHING METHOD AND COMPOSITION FOR SILICON POLISHING Non-Final OA NORITAKE CO., LIMITED

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