Prosecution Insights
Last updated: October 27, 2026

Haidung D Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, HAIDUNG D

Tech Center 1700 • Art Units: 1712 1731 1741 1754 1761 1796

This examiner grants 65% of resolved cases

Analysis

NGUYEN, HAIDUNG D is assigned to Technology Center 1700 and Art Unit 1712. The profile includes 630 resolved cases and an allowance rate of 64.8%. That outcome indicates a meaningful path to allowance but also a record in which claim scope and response quality may materially affect results. The median time to allowance is 1125 days, making prosecution timing important for portfolio management.

The interview lift is 28.1%, supporting interviews as a substantive option when technical distinctions or prior-art issues require discussion. Practitioners should prepare the interview around defined claim positions and follow it with a clear written record. The leading companies are Solenis Technologies L.P., Nexeon Limited, and University of Florida Research Foundation Inc. Leading firms are LKGLOBAL | Lorenz & Kopf, LLP (Solenis), MERCHANT & GOULD P.C., and WHDA, LLP.

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

Performance Statistics

64.8%
Allow Rate
At TC average
687
Total Applications
+28.1%
Interview Lift
1125
Avg Prosecution Days
Based on 630 resolved cases, 2023–2026

Rejection Statute Breakdown

0.8%
§101 Eligibility
26.3%
§102 Novelty
49.0%
§103 Obviousness
19.9%
§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
19099679 ELECTRICALLY CONDUCTIVE PRESSURE SENSITIVE ADHESIVES Non-Final OA 3M INNOVATIVE PROPERTIES COMPANY
18719293 GRANULAR COMPOSITION CONTAINING GRAPHENE AND A PARTICULATE MATERIAL, AND METHOD FOR PRODUCING IT Final Rejection Nant Holdings IP, LLC
18266097 METHOD FOR PRODUCING POSITIVE ELECTRODE SLURRY AND METHOD FOR PRODUCING POSITIVE ELECTRODE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
17713997 SOLUTIONS FOR SOLVENT SWELLING AND SOLVENT BONDING Final Rejection Illinois Tool Works Inc.
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
18827374 IN-SITU FORMATION OF TWO-DIMENSIONAL (2D) NANOPARTICLES WITHIN ELASTOMERS FOR ELECTROCHEMICAL SENSING Final Rejection The Board of Regents of The University of Texas System
19089450 COMPOSITION COMPRISING LITHIUM-CONTAINING COMPOUND, AND BATTERY DISPOSAL METHOD Non-Final OA POSCO Co., Ltd
19127740 CARBON NANOTUBES AND METHOD FOR PURIFYING SAME, CARBON NANOTUBE DISPERSION, BINDER COMPOSITION, ELECTRODE COMPOSITION, AND SECONDARY CELL Non-Final OA TOYOCOLOR CO., LTD.
19067406 Doped Organic Semiconductors and Methods of Making the Same Final Rejection NEW YORK UNIVERSITY
18685584 METHOD FOR PRODUCING HYDROGEN Final Rejection NITTO DENKO CORPORATION
17574140 METHOD FOR PREPARING LEAD IODIDE AND PEROVSKITE FILM Non-Final OA Industrial Technology Research Institute
18610823 TWO-DIMENSIONAL PARTICLE, CONDUCTIVE FILM, CONDUCTIVE PASTE, AND METHOD FOR PRODUCING TWO-DIMENSIONAL PARTICLE Non-Final OA Drexel University
18273103 CARBON DIOXIDE ABSORBER Non-Final OA MITSUBISHI GAS CHEMICAL COMPANY, INC.
18863713 ELECTRICALLY CONDUCTIVE RESIN COMPOSITION AND CURED PRODUCT THEREOF Final Rejection THREEBOND CO., LTD.

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Frequently Asked Questions

What is examiner Haidung D Nguyen's allowance rate?

64.8% of resolved applications examined by Haidung D Nguyen were allowed (630 resolved cases), compared with 43.3% across Art Unit 1712 over the last five years.

Does an interview help with examiner Haidung D Nguyen?

This examiner's interview lift is +28.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Haidung D Nguyen take to allow a patent?

Applications allowed by Haidung D Nguyen took 1,125 days on average from filing to allowance.

Which art unit does examiner Haidung D Nguyen work in?

Haidung D Nguyen examines applications in Art Unit 1712 in Tech Center 1700 (Chemistry & Materials).

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