Prosecution Insights
Last updated: October 14, 2026

Hanh Van Tran, USPTO Patent Examiner

Listed by the USPTO as TRAN, HANH VAN

Tech Center 3600 • Art Units: 3637 3652 3677

This examiner grants 74% of resolved cases

Analysis

Hanh Van Tran, based in Art Unit 3637, has resolved 1257 cases. She maintains an allowance rate of 74.1 percent and a median days to allowance of 808. These metrics indicate a high volume of work and a turnaround of 808 days for successful applications in Tech Center 3600. The 74.1 percent allowance rate is a key indicator of her examination style.

The interview lift of 14.1 percent suggests that verbal advocacy is a useful component of prosecution strategy. Her docket includes major global entities such as LG Electronics Inc., Julius Blum GmbH, and Samsung Electronics Co., Ltd. Firms like KED & ASSOCIATES, LLP, WENDEROTH, LIND & PONACK, L.L.P., and Bodman PLC are frequently involved in her cases. These firms manage applications within the 1257 resolved cases. The 14.1 percent interview lift is a factor for practitioners navigating the 808-day median pendency.

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

Performance Statistics

74.1%
Allow Rate
+22.1% vs TC avg
1,293
Total Applications
+13.8%
Interview Lift
808
Avg Prosecution Days
Based on 1261 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
27.1%
§102 Novelty
46.9%
§103 Obviousness
24.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18862917 A DRAWER SYSTEM AND COMPONENTS OF A DRAWER SYSTEM Non-Final OA Individual inventor
18919806 FOLDABLE DESK Non-Final OA Individual inventor
19085834 REFRIGERATOR Non-Final OA LG Electronics Inc.
18985774 REFRIGERATOR Non-Final OA LG Electronics Inc.
18979965 VACUUM ADIABATIC BODY AND REFRIGERATOR Non-Final OA LG ELECTRONICS INC.
18899402 VACUUM ADIABATIC MODULE AND REFRIGERATOR Non-Final OA LG Electronics Inc.
18827300 VACUUM ADIABATIC BODY AND REFRIGERATOR Non-Final OA LG ELECTRONICS INC.
18792982 VACUUM ADIABATIC BODY AND REFRIGERATOR Non-Final OA LG ELECTRONICS INC.
18767330 REFRIGERATOR Final Rejection LG Electronics Inc.
18270829 REFRIGERATOR Final Rejection LG ELECTRONICS INC.
18782559 REFRIGERATOR Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18652857 DAMPING PIN AND CABINET Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18881457 CONTAINER FOR TRANSPORTING TEMPERATURE-SENSITIVE GOODS Non-Final OA REP IP AG
19009344 CONTAINER, PREFERABLY DRAWER Final Rejection Julius Blum GmbH
18416102 METHOD FOR PRODUCING AT LEAST ONE COMPONENT ELEMENT FOR A FURNITURE FITTING Final Rejection Julius Blum GmbH
18229244 FURNITURE FITTING AND METHOD FOR PRODUCING A FURNITURE FITTING Final Rejection Julius Blum GmbH
18733070 ADJUSTMENT ASSEMBLY FOR APPLIANCE DOOR Final Rejection WHIRLPOOL CORPORATION
18330406 ARTICULATING DOOR LATCH FOR A BUILT-IN ICEBOX Non-Final OA Haier US Appliance Solutions, Inc.
19057215 Storage System with Mechanical Safety Provision Non-Final OA Bruynzeel Storage Systems
18843471 FURNITURE OR HOUSEHOLD APPLIANCE ELEMENT Non-Final OA PAUL HETTICH GMBH & CO. KG
18769331 REFRIGERATOR DOOR HANDLE Final Rejection Hisense USA Corporation
18616666 GLASS REPLACEMENT PANEL FOR APPLIANCES Final Rejection Viking Range, LLC
18432224 SHELVING SYSTEMS Non-Final OA DEJANA TRUCK & UTILITY EQUIPMENT COMPANY, LLC
18559726 PRODUCT CARRIER AND TRANSPORT DEVICE Final Rejection Bühler GmbH

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Frequently Asked Questions

What is examiner Hanh Van Tran's allowance rate?

74.1% of resolved applications examined by Hanh Van Tran were allowed (1,261 resolved cases), compared with 59.8% across Art Unit 3637 over the last five years.

Does an interview help with examiner Hanh Van Tran?

This examiner's interview lift is +13.8 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Hanh Van Tran take to allow a patent?

Applications allowed by Hanh Van Tran took 808 days on average from filing to allowance.

Which art unit does examiner Hanh Van Tran work in?

Hanh Van Tran examines applications in Art Unit 3637 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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