Prosecution Insights
Last updated: October 27, 2026

Woo Kyung Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, WOO KYUNG

Tech Center 2800 • Art Units: 1745 2815

This examiner grants 82% of resolved cases

Analysis

LEE, WOO KYUNG works in Tech Center 2800 and Art Unit 1745. The profile contains 207 resolved cases and an allowance rate of 82.1%. The median time to allowance is 1167 days, so applicants should incorporate a lengthy prosecution interval into portfolio planning.

The interview lift is 12.6%, providing a measurable reason to consider interviews in prosecution strategy. Taiwan Semiconductor Manufacturing, Samsung Display, and Samsung Electronics are the leading listed companies. BIRCH STEWART KOLASCH & BIRCH, CANTOR COLBURN, and Xsensus are the leading listed firms. The company mix indicates semiconductor and display-focused activity.

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

Performance Statistics

82.1%
Allow Rate
+14.1% vs TC avg
241
Total Applications
+12.6%
Interview Lift
1167
Avg Prosecution Days
Based on 207 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
21.7%
§102 Novelty
49.6%
§103 Obviousness
28.6%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18596179 SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18528449 DISPLAY DEVICE Final Rejection LG Display Co., Ltd.
18630662 DISPLAY PANEL AND METHOD OF FABRICATING THE SAME Non-Final OA Samsung Display Co., LTD.
18520977 DISPLAY DEVICE AND METHOD OF MANUFACTURING THE DISPLAY DEVICE Non-Final OA Samsung Display Co., Ltd.
17997519 LIGHT EMITTING DEVICE AND DISPLAY APPARATUS COMPRISING SAME Non-Final OA Samsung Display Co., LTD.
18216476 MITIGATION OF THRESHOLD VOLTAGE SHIFT IN BACKSIDE POWER DELIVERY USING BACKSIDE PASSIVATION LAYER Non-Final OA Intel Corporation
18212295 FORKSHEET DEVICES WITH DIELECTRIC SPINE AT CELL BOUNDARY Non-Final OA Intel Corporation
18728173 SEMICONDUCTOR DEVICE AND METHOD FOR MANUFACTURING THE SEMICONDUCTOR DEVICE Non-Final OA Semiconductor Energy Laboratory Co., Ltd.
18695175 DISPLAY DEVICE, DISPLAY MODULE, ELECTRONIC DEVICE, AND METHOD OF MANUFACTURING DISPLAY DEVICE Non-Final OA SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
18801628 LIGHT EMITTING DEVICE Non-Final OA KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
17767257 SAFETY CIRCUITS FOR IMAGING WITH SENSOR INTEGRATED DRESSINGS AND SYSTEMS Final Rejection T.J.Smith and Nephew,Limited
18352572 GROUP III NITRIDE-BASED SEMICONDUCTOR DEVICE Non-Final OA Infineon Technologies AG
18659532 SEMICONDUCTOR MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME Non-Final OA SK hynix Inc.
18797966 SEMICONDUCTOR DEVICE Non-Final OA ROHM CO., LTD.
18008451 SEMICONDUCTOR DEVICE Final Rejection ROHM CO., LTD.
18789554 Isolation Structures Of Semiconductor Devices Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18789104 SEMICONDUCTOR STRUCTURE WITH ISOLATION FEATURE Non-Final OA Taiwan Semiconductor Manufacturing Company, Ltd.
18787608 SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
18783474 METHOD FOR FORMING A SEMICONDUCTOR STRUCTURE USING DEHYDRATING CHEMICAL, AND METHOD FOR FORMING A SEMICONDUCTOR STRUCTURE Non-Final OA TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
18726097 SEMICONDUCTOR DEVICE AND POWER CONVERSION DEVICE Final Rejection HITACHI ASTEMO, LTD.

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Frequently Asked Questions

What is examiner Woo Kyung Lee's allowance rate?

82.1% of resolved applications examined by Woo Kyung Lee were allowed (207 resolved cases), compared with 56.6% across Art Unit 1745 over the last five years.

Does an interview help with examiner Woo Kyung Lee?

This examiner's interview lift is +12.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Woo Kyung Lee take to allow a patent?

Applications allowed by Woo Kyung Lee took 1,167 days on average from filing to allowance.

Which art unit does examiner Woo Kyung Lee work in?

Woo Kyung Lee examines applications in Art Unit 1745 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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