Prosecution Insights
Last updated: October 02, 2026

Examiner: TRAN, PHI DIEU

Tech Center 3600 • Art Units: 1772 3633 3634 3635

This examiner grants 66% of resolved cases

Analysis

Phi Dieu Tran is an examiner in Tech Center 3600 and Art Unit 1772. The record includes 1100 resolved cases. The allowance rate is 65.5 percent, which represents the frequency of grants for applications. These 1100 resolved cases provide the data set for the examiner's historical performance. This volume of resolved cases forms the basis for the current metrics.

The interview lift is 22.2 percent, which measures the change in allowance probability after an interview. The median days to allowance is 1089, which is the duration for successful prosecution. In Art Unit 1772, these metrics offer a view of the examiner's past outcomes.

Practitioners should consider the 22.2 percent interview lift when planning their strategy. The 65.5 percent allowance rate and the 1089 median days to allowance are factors for managing expectations. These data points from Tech Center 3600 help in understanding the prosecution environment.

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

Performance Statistics

65.5%
Allow Rate
+13.5% vs TC avg
1,133
Total Applications
+22.2%
Interview Lift
1089
Avg Prosecution Days
Based on 1100 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
20.2%
§102 Novelty
53.5%
§103 Obviousness
9.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18596483 SYSTEM FOR PARTIALLY FILLING AN ENCLOSURE Non-Final OA Georgia Tech Research Corporation
18622267 VALIDATION OF SPRING-BALANCING OF A MOTORIZED WINDOW TREATMENT Non-Final OA Lutron Technology Company LLC
18755873 PROTECTIVE CASE FOR A TRANSMISSION AND MOTOR(S) FOR AN ARCHITECTURAL-STRUCTURE COVERING Final Rejection Hunter Douglas Inc.
18487163 Aircraft Engine Opening Shield System with Installation Tool Final Rejection SERIAS-LEE, LLC
18734016 REINFORCED TIE ROD AND A BUILDING WALL USING THE SAME Non-Final OA CETRES HOLDINGS, LLC

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