Prosecution Insights
Last updated: October 02, 2026

Examiner: LEE, WOO KYUNG

Tech Center 4100 • Art Units: 1745 2815 4100

This examiner grants 82% of resolved cases

Analysis

Woo Kyung Lee, in Tech Center 4100 and Art Unit 1745, has 202 resolved cases. The allowance rate is 81.7 percent. The interview lift is 13.1 percent, which is a moderate boost to the chances of allowance.

The median days to allowance is 1169. This timeline is based on the 202 resolved cases. The 81.7 percent allowance rate indicates a favorable environment for applicants. The 13.1 percent interview lift suggests that interviews are a useful tool for resolving issues.

In Art Unit 1745, the 1169 median days to allowance is a key planning figure. The allowance rate across resolved cases shows a consistent pattern of success. The interview lift is a helpful metric for practitioners to consider when developing their strategy. This data set provides a reliable outlook for future filings.

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

Performance Statistics

81.9%
Allow Rate
+21.9% vs TC avg
226
Total Applications
+12.8%
Interview Lift
1167
Avg Prosecution Days
Based on 204 resolved cases, 2023–2026

Rejection Statute Breakdown

0.1%
§101 Eligibility
20.5%
§102 Novelty
51.7%
§103 Obviousness
27.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18626935 INTEGRATED CIRCUITS INCLUDING BACKSIDE WIRING Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18596179 SEMICONDUCTOR DEVICE AND METHOD OF FABRICATING THE SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18441700 SEMICONDUCTOR MEMORY DEVICE AND ELECTRONIC SYSTEM INCLUDING THE SAME Non-Final OA Samsung Electronics 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 Final Rejection Samsung Display Co., LTD.
18528449 DISPLAY DEVICE Final Rejection LG Display Co., Ltd.
18468650 CERAMIC SINTERED BODY SUBSTRATE, LIGHT-EMITTING DEVICE, AND MANUFACTURING METHODS THEREOF Final Rejection NICHIA 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.
18718507 IMAGING ELEMENT, METHOD FOR MANUFACTURING IMAGING ELEMENT, AND ELECTRONIC DEVICE Non-Final OA SONY SEMICONDUCTOR SOLUTIONS CORPORATION
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.
18705428 ATOMIC LAYER DEPOSITION SEAM REDUCTION Non-Final OA Lam Research Corporation
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.
18398213 CONSUMABLE MEMBER, PLASMA PROCESSING APPARATUS, AND METHOD OF MANUFACTURING CONSUMABLE MEMBER Final Rejection Tokyo Electron Limited
18008451 SEMICONDUCTOR DEVICE Final Rejection ROHM CO., LTD.
17599745 ORGANIC LIGHT-EMITTING DISPLAY DEVICE AND METHOD OF MANUFACTURING SAME Final Rejection TCL CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
18043728 TRANSISTOR AND METHOD FOR FABRICATING THE SAME Non-Final OA BEIJING HUA TAN YUAN XIN ELECTRONICS TECHNOLOGY CO., LTD.

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