Prosecution Insights
Last updated: October 27, 2026

Hai H Huynh, USPTO Patent Examiner

Listed by the USPTO as HUYNH, HAI H

Tech Center 3700 • Art Units: 3741 3747

This examiner grants 93% of resolved cases

Analysis

HUYNH, HAI H is assigned to art unit 3741 in tech center 3700 and has 1265 resolved cases. The allowance rate is 93.4%, with a median of 662 days to allowance. The substantial record and favorable allowance outcome support efficient prosecution planning, while the median indicates a comparatively contained timeline within this record.

The interview lift is 7.1%, modest relative to the 93.4% allowance rate. Practitioners may prioritize clear written claim presentation and reserve interviews for focused clarification. The listed companies are Volvo Group, Ferrari S.p.a., and Bayerische Motoren Werke Aktiengesellschaft. The listed firms are Clements Bernard Walker, CROWELL & MORING LLP, and Foley & Lardner LLP.

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

Performance Statistics

93.4%
Allow Rate
+23.4% vs TC avg
1,277
Total Applications
+7.1%
Interview Lift
662
Avg Prosecution Days
Based on 1265 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
53.6%
§102 Novelty
16.8%
§103 Obviousness
2.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19269307 METHOD FOR INCREASING DRIVING AWARENESS Non-Final OA Volvo Car Corporation
19266133 METHOD FOR ADJUSTING TENSIONING FORCES IN AN ELECTROMECHANICAL WHEEL BRAKE Non-Final OA Continental Automotive Technologies GmbH
19130085 A PISTON HEAD FOR COMBUSTION CYLINDER, AND A COOLING GALLERY FOR A PISTON HEAD OF A COMBUSTION CYLINDER Non-Final OA Cummins Inc.
18997989 CONTROL DEVICE FOR ARTICULATED VEHICLE, CONTROL METHOD FOR ARTICULATED VEHICLE, AND NON-TRANSITORY COMPUTER-READABLE MEDIUM Non-Final OA J-QuAD DYNAMICS INC.

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Frequently Asked Questions

What is examiner Hai H Huynh's allowance rate?

93.4% of resolved applications examined by Hai H Huynh were allowed (1,265 resolved cases), compared with 62.4% across Art Unit 3741 over the last five years.

Does an interview help with examiner Hai H Huynh?

This examiner's interview lift is +7.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Hai H Huynh take to allow a patent?

Applications allowed by Hai H Huynh took 662 days on average from filing to allowance.

Which art unit does examiner Hai H Huynh work in?

Hai H Huynh examines applications in Art Unit 3741 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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