Prosecution Insights
Last updated: October 02, 2026

Examiner: NGUYEN, BAO D

Tech Center 3700 • Art Units: 3743 3762

This examiner grants 54% of resolved cases

Analysis

Bao D. Nguyen is an examiner in Tech Center 3700 and Art Unit 3743. The data for this profile is based on 369 resolved cases. The allowance rate is 54.2 percent, which serves as the baseline probability of success for applications in this portfolio. This rate provides a benchmark for practitioners to evaluate the likelihood of a grant when filing in this unit.

The median days to allowance is 1271. This figure represents the time required for an application to reach a grant. Practitioners can use the 1271-day timeline to manage client expectations regarding the duration of the prosecution process. This duration reflects the pace of work for the 369 resolved cases concluded by the examiner.

The interview lift is 27.7 percent. This metric indicates the increase in the allowance rate when an interview is conducted. When compared to the 54.2 percent allowance rate, the 27.7 percent lift suggests that oral advocacy is a productive tool for resolving outstanding issues. For matters in Art Unit 3743, the data indicates that interviews are associated with a higher likelihood of moving a case toward allowance.

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

Performance Statistics

54.3%
Allow Rate
-15.7% vs TC avg
392
Total Applications
+27.9%
Interview Lift
1271
Avg Prosecution Days
Based on 370 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
13.3%
§102 Novelty
56.4%
§103 Obviousness
29.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17690396 LAUNDRY TREATING APPARATUS Non-Final OA LG ELECTRONICS INC.
18334075 SUBSTRATE PROCESSING APPARATUS AND METHOD OF PROCESSING A SUBSTRATE USING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18133778 DRYER AND CONTROLLING METHOD THEREOF Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18037792 WATER ION GENERATION DEVICE AND PERSONAL CARE APPLIANCE Non-Final OA KONINKLIJKE PHILIPS N.V.
18709057 HAIRCARE APPLIANCE Non-Final OA Dyson Technology Limited

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