Prosecution Insights
Last updated: October 27, 2026

Khanh Tuan Nguyen, USPTO Patent Examiner

Listed by the USPTO as NGUYEN, KHANH TUAN

Tech Center 2800 • Art Units: 1761 1766 1796 2892

This examiner grants 74% of resolved cases

Analysis

NGUYEN, KHANH TUAN is assigned to tech center 2800 and art unit 1761. The profile includes 1083 resolved cases and a 74.5% allowance rate. The 18.7% interview lift indicates a meaningful positive association between interviews and allowance outcomes. The median time to allowance is 992 days, making prosecution duration relevant to portfolio timing even with a favorable historical allowance result.

The listed companies are Fujifilm Corporation, Murata Manufacturing Co., Ltd., and Enevate Corporation. The leading firms are Armis Intellectual Property Law, LLC, Knobbe, Martens, Olson & Bear, LLP, and APEX JURIS, PLLC. Practitioners may combine focused interview preparation with disciplined written responses. The resolved-case volume provides a substantial base for using these patterns in recurring prosecution planning.

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

Performance Statistics

74.5%
Allow Rate
+6.5% vs TC avg
1,121
Total Applications
+18.7%
Interview Lift
992
Avg Prosecution Days
Based on 1083 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
24.4%
§102 Novelty
47.6%
§103 Obviousness
19.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19236668 DISPERSION LIQUID, PHOTOELECTRIC CONVERSION FILM, METHOD FOR MANUFACTURING PHOTOELECTRIC CONVERSION FILM, PHOTODETECTOR, AND IMAGE SENSOR Non-Final OA FUJIFILM Corporation
18005234 Method of Preparing Positive Electrode Active Material Non-Final OA LG Chem, Ltd.
18992614 ELECTROCONDUCTIVE COMPOSITION, ELECTROCONDUCTIVE ADHESIVE, AND CURED PRODUCT Non-Final OA THREEBOND CO., LTD.
18689155 NOVEL COMPOSITE MATERIAL FOR SECONDARY LITHIUM BATTERY, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF Final Rejection Tianmulake Excellent Anode Materials Co., Ltd.

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Frequently Asked Questions

What is examiner Khanh Tuan Nguyen's allowance rate?

74.5% of resolved applications examined by Khanh Tuan Nguyen were allowed (1,083 resolved cases), compared with 46.8% across Art Unit 1761 over the last five years.

Does an interview help with examiner Khanh Tuan Nguyen?

This examiner's interview lift is +18.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Khanh Tuan Nguyen take to allow a patent?

Applications allowed by Khanh Tuan Nguyen took 992 days on average from filing to allowance.

Which art unit does examiner Khanh Tuan Nguyen work in?

Khanh Tuan Nguyen examines applications in Art Unit 1761 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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