Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, KIET TUAN

Tech Center 2800 • Art Units: 2852 2877 2881

This examiner grants 89% of resolved cases

Analysis

NGUYEN, KIET TUAN operates within Tech Center 2800 and Art Unit 2852, where they have managed 685 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 88.9 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 0.0 percent, indicating how direct communication correlates with the probability of success. The interview lift of 0.0 percent is lower than the 88.9 percent allowance rate, which helps determine the relative impact of verbal engagement. The median days to allowance stands at 763, 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

88.9%
Allow Rate
+20.9% vs TC avg
698
Total Applications
+0.0%
Interview Lift
763
Avg Prosecution Days
Based on 685 resolved cases, 2023–2026

Rejection Statute Breakdown

7.4%
§101 Eligibility
38.7%
§102 Novelty
24.1%
§103 Obviousness
27.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18730841 MASS SPECTROMETRY DEVICE AND RF TUNING METHOD OF MASS SPECTROMETRY DEVICE Non-Final OA HITACHI HIGH-TECH CORPORATION
18784525 APPARATUS AND METHOD FOR GENERATING EXTREME ULTRAVIOLET RADIATION Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18535477 METHOD AND APPARATUS FOR MONITORING AN EXTREME ULTRAVIOLET RADIATION SOURCE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18782095 ION IMPLANTATION SYSTEM Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITED
18793576 ION PROBE WITH COUPLING TO PLASMA Non-Final OA APPLIED MATERIALS, INC.
18687849 Device for Disinfecting a Surface Using a Light Source Non-Final OA Becton, Dickinson and Company
18277643 MASS SPECTROMETRY DEVICE AND MASS SPECTROMETRY METHOD Non-Final OA HAMAMATSU PHOTONICS K.K.
18428340 ION GUIDE ELECTRODE CONFIGURATIONS FOR ION TRANSPORT AND CONFINEMENT Non-Final OA Thermo Fisher Scientific (Bremen) GmbH
18738393 SYSTEMS AND METHODS OF SEM INSPECTION USING SELECTIVE SCAN APPROACH Non-Final OA KLA Corporation

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