Prosecution Insights
Last updated: October 02, 2026

Examiner: BUI, NHI QUYNH

Tech Center 3600 • Art Units: 3656 3664

This examiner grants 72% of resolved cases

Analysis

Nhi Quynh Bui is an examiner in Tech Center 3600 and Art Unit 3656. She has 210 resolved cases, with an allowance rate pct of 72.4. This indicates that a majority of the applications she reviews result in a patent grant. The median days to allowance for these successful cases is 987, which provides a benchmark for the expected duration of the prosecution process from filing to grant.

The interview lift pct of 10.2 suggests that interviews provide a benefit to the probability of allowance. This figure indicates that direct engagement with the examiner can help resolve outstanding issues and lead to a grant. In Art Unit 3656, the 10.2 interview lift pct is a factor for practitioners to consider when planning their strategy for the 210 resolved cases. This lift is a useful indicator.

The 72.4 allowance rate pct and the 987 median days to allowance define the general environment for applicants. The 10.2 interview lift pct provides a tool for further improving outcomes. Practitioners should use the 210 resolved cases as a guide, utilizing interviews to navigate Tech Center 3600 and move toward a successful allowance. The 987 median days to allowance remains the primary timing guide.

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

Performance Statistics

72.4%
Allow Rate
+20.4% vs TC avg
231
Total Applications
+10.2%
Interview Lift
987
Avg Prosecution Days
Based on 210 resolved cases, 2023–2026

Rejection Statute Breakdown

7.9%
§101 Eligibility
12.4%
§102 Novelty
59.0%
§103 Obviousness
15.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19121484 DANGER DETECTION SYSTEM, DANGER DETECTION METHOD, AND RECORDING MEDIUM Non-Final OA NEC Corporation
18938927 SYSTEMS AND METHODS FOR USE OF AUTONOMOUS ROBOTS FOR BLIND SPOT COVERAGE Final Rejection Tyco Fire & Security GmbH
19022943 Modifying Vehicle Behavior based on Boundary Type Non-Final OA Deere & Company
18960682 VEHICLE CONTROL APPARATUS AND METHOD THEREOF Non-Final OA Kia Corporation
19471624 ROBOTIC DEVICE AND METHOD FOR CONTROLLIONG ROBOTIC DEVICE Non-Final OA SONY GROUP CORPORATION
19018832 MULTI-PURPOSE ROBOTIC PLATFORM Final Rejection Dexterity, Inc.

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