Prosecution Insights
Last updated: October 26, 2026

Kuen S Lu, USPTO Patent Examiner

Listed by the USPTO as LU, KUEN S

Tech Center 2100 • Art Units: 2156 2165 2169

This examiner grants 85% of resolved cases

Analysis

LU, KUEN S is assigned to tech center 2100 and art unit 2156. The record covers 928 resolved cases and an allowance rate of 85.2%. The median time to allowance is 1,091 days, giving applicants a substantial timing benchmark for portfolio planning.

The interview lift is 15.4%, indicating a measurable interview-associated change in the reported outcomes. The listed companies are NEC Corporation, Samsung Electronics Co., Ltd., and Huawei Technologies Co., Ltd. The listed firms are Baker Botts L.L.P., Foley & Lardner LLP, and JCameron IP Law LLC. The profile supports an examiner-specific approach centered on clear claim positioning and efficient issue identification, with interviews used selectively to address technical or claim-scope questions.

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

Performance Statistics

85.2%
Allow Rate
+30.2% vs TC avg
955
Total Applications
+15.4%
Interview Lift
1091
Avg Prosecution Days
Based on 928 resolved cases, 2023–2026

Rejection Statute Breakdown

12.9%
§101 Eligibility
19.4%
§102 Novelty
48.1%
§103 Obviousness
9.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19475296 METHOD AND APPARATUS FOR DISTRIBUTED UNSTRUCTURED DATA-PLANE IN A WIRELESS COMMUNICATION SYSTEM Non-Final OA Samsung Electronics Co., Ltd.
18995726 SEARCH RESULT PRESENTATION METHOD AND APPARATUS, COMPUTER DEVICE, AND STORAGE MEDIUM Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
18905514 INDEX ARRAY CONVERSION DEVICE AND INDEX ARRAY CONVERSION METHOD Final Rejection NEC Corporation
18724285 RECORD PAIR IDENTITY OUTPUT APPARATUS, PARAMETER GENERATION APPARATUS, RECORD PAIR IDENTITY OUTPUT METHOD, AND STORAGE MEDIUM Non-Final OA NEC Corporation
19285786 SEARCH EVENT CHAIN DISPLAY METHOD, SEARCH EVENT CHAIN GENERATION METHOD, AND ELECTRONIC DEVICE Final Rejection HUAWEI TECHNOLOGIES CO., LTD.
19272111 DATA QUERY METHOD AND SYSTEM, DEVICE CLUSTER, MEDIUM, AND PROGRAM PRODUCT Non-Final OA Huawei Cloud Computing Technologies Co., Ltd.
19332214 THREADING CHATS WITH APPLICATION ACTIVITY Non-Final OA Microsoft Technology Licensing, LLC

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Frequently Asked Questions

What is examiner Kuen S Lu's allowance rate?

85.2% of resolved applications examined by Kuen S Lu were allowed (928 resolved cases), compared with 57.7% across Art Unit 2156 over the last five years.

Does an interview help with examiner Kuen S Lu?

This examiner's interview lift is +15.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Kuen S Lu take to allow a patent?

Applications allowed by Kuen S Lu took 1,091 days on average from filing to allowance.

Which art unit does examiner Kuen S Lu work in?

Kuen S Lu examines applications in Art Unit 2156 in Tech Center 2100 (Computing & Software).

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