Prosecution Insights
Last updated: October 26, 2026

Huyen D Le, USPTO Patent Examiner

Listed by the USPTO as LE, HUYEN D

Tech Center 3700 • Art Units: 2614 2615 2653 2655 2694 3751 3754

This examiner grants 73% of resolved cases

Performance Statistics

73.0%
Allow Rate
+3.0% vs TC avg
1,901
Total Applications
+8.3%
Interview Lift
1009
Avg Prosecution Days
Based on 1864 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
30.2%
§102 Novelty
46.7%
§103 Obviousness
12.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18832523 EAR WEARING SOUND OUTPUT DEVICE AND INSERTION MEMBER Non-Final OA Sony Group Corporation
18987746 EARPHONE AND EARPHONE ASSEMBLY Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
17913834 SOUND DEVICE Non-Final OA AAC Microtech (Changzhou) Co., Ltd.
18839182 SPEAKER DEVICE Non-Final OA Tohoku Pioneer Corporation
18831564 Non-Final OA Individual inventor

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Frequently Asked Questions

What is examiner Huyen D Le's allowance rate?

73.0% of resolved applications examined by Huyen D Le were allowed (1,864 resolved cases), compared with 66.9% across Art Unit 2614 over the last five years.

Does an interview help with examiner Huyen D Le?

This examiner's interview lift is +8.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Huyen D Le take to allow a patent?

Applications allowed by Huyen D Le took 1,009 days on average from filing to allowance.

Which art unit does examiner Huyen D Le work in?

Huyen D Le examines applications in Art Unit 2614 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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