Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, HAIDUNG D

Tech Center 1700 • Art Units: 1712 1731 1741 1761 1796

This examiner grants 65% of resolved cases

Analysis

NGUYEN, HAIDUNG D operates within Tech Center 1700 and Art Unit 1712, where they have managed 627 resolved cases. This volume of cases indicates the examiner's level of experience in handling patent applications within this technology sector. The examiner maintains an allowance rate of 64.9 percent, which provides a baseline for the probability of securing a patent grant. This percentage suggests the likelihood that an application reaching a final disposition will be allowed. Practitioners can use this figure to gauge the general receptivity of the examiner to patentable subject matter.

The data shows an interview lift of 28.4 percent, indicating how direct communication correlates with the probability of success. The interview lift of 28.4 percent is lower than the 64.9 percent allowance rate, which helps determine the relative impact of verbal engagement. The median days to allowance stands at 1124, providing a timeline expectation for the prosecution process from filing to grant. This duration reflects the typical pendency for successful applications. Understanding these metrics allows for a more informed strategy when navigating the examination process with this examiner.

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

Performance Statistics

64.9%
Allow Rate
At TC average
675
Total Applications
+28.4%
Interview Lift
1124
Avg Prosecution Days
Based on 627 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
25.9%
§102 Novelty
49.4%
§103 Obviousness
19.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18204602 SELF-ASSEMBLED THIN CARBON NANOTUBE FILMS USING AMPHIPHILIC PENDANT POLYMER DISPERSANTS Final Rejection University of Florida Research Foundation, Inc.
18674541 METHOD FOR PRODUCING METAL NANOWIRE, METAL NANOWIRE, DISPERSION LIQUID, AND CONDUCTIVE FILM Non-Final OA FUJIFILM Corporation
18266097 METHOD FOR PRODUCING POSITIVE ELECTRODE SLURRY AND METHOD FOR PRODUCING POSITIVE ELECTRODE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18641747 TWO-DIMENSIONAL METAL CARBIDE, NITRIDE, AND CARBONITRIDE FILMS AND COMPOSITES FOR EMI SHIELDING Final Rejection Korea Institute of Science and Technology
17713997 SOLUTIONS FOR SOLVENT SWELLING AND SOLVENT BONDING Final Rejection Illinois Tool Works Inc.
18763866 METHOD FOR PRODUCING SECONDARY BATTERY Final Rejection SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18267173 ORGANOMETALLIC COMPLEX, LIGHT-EMITTING DEVICE, LIGHT-EMITTING APPARATUS, ELECTRONIC DEVICE, AND LIGHTING DEVICE Non-Final OA Semiconductor Energy Laboratory Co., Ltd.
18613535 CONDUCTIVE NANOMATERIALS AND COMPOSITES THEREOF Non-Final OA NORTHWESTERN UNIVERSITY
19067406 Doped Organic Semiconductors and Methods of Making the Same Final Rejection NEW YORK UNIVERSITY
19099679 ELECTRICALLY CONDUCTIVE PRESSURE SENSITIVE ADHESIVES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
19106144 BATTERY ELECTRODE GRAPHITE DISPERSION Non-Final OA MITSUBISHI PENCIL COMPANY, LIMITED
18685584 METHOD FOR PRODUCING HYDROGEN Final Rejection NITTO DENKO CORPORATION
19124699 PRODUCTION METHOD OF POSITIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY Non-Final OA SUMITOMO METAL MINING CO., LTD.
18769557 CALCITE SCALE INHIBITORS FOR STRESSED PROCESS CONDITIONS Final Rejection SOLENIS TECHNOLOGIES, L.P.
18069295 CALCITE SCALE INHIBITORS FOR STRESSED PROCESS CONDITIONS Non-Final OA SOLENIS TECHNOLOGIES, L.P.
19105444 CONDUCTIVE POLYMER SOLUTION AND APPLICATION OF SAME Non-Final OA TOSOH CORPORATION
18701911 METHOD FOR SINGLE-CRYSTALLIZATION REGENERATION OF WASTE CATHODE MATERIAL BY VACUUM PYROLYSIS PROCESS Non-Final OA KUNMING UNIVERSITY OF SCIENCE AND TECHNOLOGY
18568125 POLYMERIC NANOCOMPOSITE FOAMS Non-Final OA NewSouth Innovations Pty Limited
18548013 COMPOSITION AND METHOD FOR INHIBITING THE FORMATION AND GROWITH OF POPCORN POLYMERS Non-Final OA BL Technologies, Inc.
18532375 Organic Semiconductive Layer Comprising Phosphine Oxide Compounds Non-Final OA Novaled GmbH

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