Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, VIET P

Tech Center 2800 • Art Units: 2831 2832 2833 2834

This examiner grants 61% of resolved cases

Analysis

Viet P Nguyen is an examiner in Tech Center 2800 and Art Unit 2831. The examiner has 728 resolved cases. The data shows an allowance rate of 61.4 percent, which indicates the frequency of patent grants for applications in this unit. The median days to allowance for these cases is 862. This timeframe provides a clear expectation for the duration of the prosecution process.

The interview lift is 30.6 percent. This figure suggests that conducting an interview has a significant impact on the probability of success compared to the 61.4 percent allowance rate. Applicants may find that verbal communication is a highly effective strategy. The 728 resolved cases provide a stable basis for these observations.

In Art Unit 2831, the 862 median days to allowance reflects the typical speed of the examination cycle. The 30.6 percent interview lift represents a substantial improvement in outcomes. Practitioners should consider the benefits of an interview when developing their strategy for Tech Center 2800.

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

Performance Statistics

61.4%
Allow Rate
-6.6% vs TC avg
743
Total Applications
+30.6%
Interview Lift
862
Avg Prosecution Days
Based on 728 resolved cases, 2023–2026

Rejection Statute Breakdown

2.6%
§101 Eligibility
16.3%
§102 Novelty
56.1%
§103 Obviousness
22.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18866516 SYNCHRONOUS ELECTRIC MACHINE FOR AIRCRAFT, ASSOCIATED PROPULSION DEVICE, TURBOSHAFT ENGINE AND METHOD Non-Final OA SAFRAN HELICOPTER ENGINES
18804572 RECIPROCATING TOOL Final Rejection MAKITA CORPORATION
18866323 POWER-GENERATING COMPONENT OF AN ELECTRIC MACHINE Non-Final OA ZF FRIEDRICHSHAFEN AG
18682795 STATOR FOR AN ELECTRIC MACHINE, METHOD FOR PRODUCING A STATOR, ELECTRIC MACHINE AND VEHICLE Final Rejection Valeo eAutomotive Germany GmbH
18723756 Cooling Ring for a Winding Head of an Active Part of a Drive Machine Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18857987 MOTOR Non-Final OA LG INNOTEK CO., LTD.
18809377 TOOL FITTING WITH FLUID BASED ELECTRICITY GENERATION AND ELECTRIC TOOL Non-Final OA HANGZHOU GREAT STAR INDUSTRIAL CO., LTD.
19006484 MOTOR FOR A MOBILE ROBOT Non-Final OA Boston Dynamics, Inc.
18938554 IN-WHEEL ELECTRIC GENERATOR APPARATUS Non-Final OA Consolidated Metco, Inc.

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