Prosecution Insights
Last updated: October 27, 2026

Luan Kim Bui, USPTO Patent Examiner

Listed by the USPTO as BUI, LUAN KIM

Tech Center 3700 • Art Units: 3728 3736

This examiner grants 69% of resolved cases

Analysis

BUI, LUAN KIM works in technology center 3700 and art unit 3728. The profile records 1493 resolved cases, an allowance rate of 69.0%, and a median of 867 days to allowance. Interviews are associated with a 28.4% lift. The large case record gives these indicators meaningful operational context, while the allowance timeline points to the need for prosecution planning that accommodates extended examination.

The listed companies are Samsung Electronics Co., Ltd., Black & Decker Inc., and Panasonic Holdings Corporation. The listed firms are BIRCH STEWART KOLASCH & BIRCH, LLP, Bryan Cave Leighton Paisner LLP (DC), and HAUPTMAN HAM, LLP. Practitioners can use these recurring participants as a matter-context reference, while focusing claim drafting and interview preparation on the technology issues commonly presented in this examiner's docket.

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

Performance Statistics

69.0%
Allow Rate
-1.0% vs TC avg
1,520
Total Applications
+28.4%
Interview Lift
867
Avg Prosecution Days
Based on 1493 resolved cases, 2023–2026

Rejection Statute Breakdown

0.6%
§101 Eligibility
25.7%
§102 Novelty
38.5%
§103 Obviousness
29.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19005349 SUBSTRATE SUPPORT APPARATUS AND METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE Non-Final OA Samsung Electronics Co., Ltd.
18584396 FASTENER STRIP Non-Final OA Black & Decker Inc.
18823841 PACKAGING CUSHION MATERIAL, PACKAGING MATERIAL, AND PACKAGED ARTICLE Non-Final OA Panasonic Intellectual Property Management Co., Ltd.
19164126 SECONDARY BATTERY PACKAGING INTERLEAF AND SECONDARY BATTERY PACKAGING BOX Non-Final OA LG ENERGY SOLUTION, LTD.
19470810 HOUSING CASE AND INSERT SET Non-Final OA KYOCERA CORPORATION
19193598 RACKET Non-Final OA SUMITOMO RUBBER INDUSTRIES, LTD.
18603048 WIDE INSERTION ANGLE PROCESS CARRIER Non-Final OA ENTEGRIS, INC.
18094409 TOOLBOX BAR ATTACHMENT FOR ATTACHING ACCESSORIES Final Rejection Joshua M. Keeler
18648650 Modular Jewelry Storage Device Final Rejection Individual inventor

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Frequently Asked Questions

What is examiner Luan Kim Bui's allowance rate?

69.0% of resolved applications examined by Luan Kim Bui were allowed (1,493 resolved cases), compared with 0.0% across Art Unit 3728 over the last five years.

Does an interview help with examiner Luan Kim Bui?

This examiner's interview lift is +28.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Luan Kim Bui take to allow a patent?

Applications allowed by Luan Kim Bui took 867 days on average from filing to allowance.

Which art unit does examiner Luan Kim Bui work in?

Luan Kim Bui examines applications in Art Unit 3728 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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