Prosecution Insights
Last updated: October 27, 2026

Thao Uyen Tran-Le, USPTO Patent Examiner

Listed by the USPTO as TRAN-LE, THAO UYEN

Tech Center 3700 • Art Units: 1736 1792 3761 3763

This examiner grants 43% of resolved cases

Analysis

TRAN-LE, THAO UYEN works in tech center 3700 and art unit 1736. The record contains 133 resolved cases, an allowance rate of 42.9%, and a median of 1442 days to allowance. The limited case volume calls for caution, but the available figures indicate a lower observed allowance outcome and an extended path to allowance.

The interview lift is 50.1%, so a well-prepared interview may warrant prominent consideration in an examiner-specific strategy. The listed companies are Illinois Tool Works Inc., FANUC Corporation, and Samsung Electronics Co., Ltd. The listed firms are LEYDIG VOIT & MAYER, LTD, EDELL, SHAPIRO & FINNAN, LLC, and APEX JURIS, PLLC. These names identify representative participants in the record.

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

Performance Statistics

42.9%
Allow Rate
-27.1% vs TC avg
192
Total Applications
+50.1%
Interview Lift
1442
Avg Prosecution Days
Based on 133 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
15.7%
§102 Novelty
50.6%
§103 Obviousness
32.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
17975097 MICROWAVE OVEN COMPRISING ELECTROMAGNETIC SHIELDING DEVICE Final Rejection SAMSUNG ELECTRONICS CO., LTD.
18116108 SPOT WELDING METHOD AND SPOT WELDING DEVICE Final Rejection SUBARU CORPORATION
18113905 APPARATUS FOR MANUFACTURING DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE DISPLAY APPARATUS Non-Final OA SAMSUNG DISPLAY CO., LTD.
19540982 Apparatus For Providing A Brewed Beverage Final Rejection KENWOOD LIMITED
18226992 METHOD AND APPARATUS FOR HEATING FIBER BUNDLE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18130294 CHARGING PORT HEATER Non-Final OA ILLINOIS TOOL WORKS INC.
17864681 SYSTEMS AND METHODS TO DETECT THREE-PHASE INPUT POWER AND CHANGE-OF-PHASE ON THREE-PHASE INPUT POWER Final Rejection Illinois Tool Works Inc.
18266637 WELDING DEVICE Non-Final OA Hilti Aktiengesellschaft
18380405 OVERLAY WELDING METHOD AND METHOD FOR REPAIRING METAL MEMBER Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18273778 HEATER Non-Final OA Sumitomo Electric Industries, Ltd.
18044154 ROBOTIC WELDING SYSTEM Non-Final OA FANUC CORPORATION
17997593 EMITTER AND METHOD FOR PLASMA FUSING OF MATERIALS Final Rejection Stratasys. Inc
18303563 METHOD FOR MEASURING A VAPOR PRECURSOR LEVEL IN A CARTOMIZER OF AN ELECTRONIC VAPING DEVICE AND/OR AN ELECTRONIC VAPING DEVICE CONFIGURED TO PERFORM THE METHOD Non-Final OA Altria Client Services LLC
17971338 HEAT SOURCE ARRANGEMENTS, PROCESSING CHAMBERS, AND RELATED METHODS TO FACILITATE DEPOSITION PROCESS ADJUSTABILITY Non-Final OA Applied Materials, Inc.
17372055 MICROELECTROMECHANICAL HEATING DEVICE Final Rejection INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
18349886 HEATING ASSEMBLY AND HEATING AND VAPORIZATION DEVICE Final Rejection SHENZHEN SMOORE TECHNOLOGY LIMITED

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Frequently Asked Questions

What is examiner Thao Uyen Tran-Le's allowance rate?

42.9% of resolved applications examined by Thao Uyen Tran-Le were allowed (133 resolved cases), compared with 62.6% across Art Unit 1736 over the last five years.

Does an interview help with examiner Thao Uyen Tran-Le?

This examiner's interview lift is +50.1 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Thao Uyen Tran-Le take to allow a patent?

Applications allowed by Thao Uyen Tran-Le took 1,442 days on average from filing to allowance.

Which art unit does examiner Thao Uyen Tran-Le work in?

Thao Uyen Tran-Le examines applications in Art Unit 1736 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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