Prosecution Insights
Last updated: October 27, 2026

Quang T Van, USPTO Patent Examiner

Listed by the USPTO as VAN, QUANG T

Tech Center 3700 • Art Units: 1747 1755 1792 3700 3742 3761

This examiner grants 74% of resolved cases

Analysis

VAN, QUANG T has resolved 1107 cases in technology center 3700 and art unit 1747. The allowance rate is 74.3%, while the median time to allowance is 1273 days. An interview is associated with an 8.3% lift in the allowance rate. These figures describe a substantial examination record with an allowance rate above half of resolved cases.

LG Electronics Inc., Panasonic Holdings Corporation, and JT International S.A. are the listed leading companies. BIRCH STEWART KOLASCH & BIRCH, LLP, Muncy, Geissler, Olds & Lowe, P.C., and Advent, LLP are the listed leading firms. Practitioners handling matters in this docket can use the company and firm activity to identify recurring prosecution participants, while the interview figure provides a specific measure for evaluating interview strategy.

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

Performance Statistics

74.3%
Allow Rate
+4.3% vs TC avg
1,136
Total Applications
+8.3%
Interview Lift
1273
Avg Prosecution Days
Based on 1107 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
23.9%
§102 Novelty
57.6%
§103 Obviousness
13.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18700785 COOKING APPLIANCE Non-Final OA LG ELECTRONICS INC.
18700440 COOKING APPLIANCE Non-Final OA LG ELECTRONICS INC.
18579711 SHIELD DEVICE, INDUCTION HEATING TYPE COOKTOP, AND INDUCTION HEATING TYPE COOKTOP SYSTEM INCLUDING SAME Non-Final OA LG ELECTRONICS INC.
18579748 INDUCTION HEATING TYPE COOKTOP Non-Final OA LG ELECTRONICS INC.
18688422 HEATING COOKER Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
18692828 INTERLOCK DEVICE OF MICROWAVE OVEN AND MICROWAVE OVEN Non-Final OA MIDEA GROUP CO., LTD.
18682650 DEVICE FOR MAGNETIC NANOPARTICLE HEATING USING RESONANCE Non-Final OA SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
18275326 MICROWAVE HEATING UNIT AND METHOD FOR PRODUCING CARBON FIBER USING THE SAME Non-Final OA TEIJIN LIMITED
18556696 MULTI-FUNCTION ELECTRIC GRILL Non-Final OA SUNBEAM PRODUCTS, INC.

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Frequently Asked Questions

What is examiner Quang T Van's allowance rate?

74.3% of resolved applications examined by Quang T Van were allowed (1,107 resolved cases), compared with 38.3% across Art Unit 1747 over the last five years.

Does an interview help with examiner Quang T Van?

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 Quang T Van take to allow a patent?

Applications allowed by Quang T Van took 1,273 days on average from filing to allowance.

Which art unit does examiner Quang T Van work in?

Quang T Van examines applications in Art Unit 1747 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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