Prosecution Insights
Last updated: October 27, 2026

Jae Un Yu, USPTO Patent Examiner

Listed by the USPTO as YU, JAE UN

Tech Center 2100 • Art Units: 2135 2138 2139 2185

This examiner grants 90% of resolved cases

Analysis

YU, JAE UN is assigned to Tech Center 2100 and Art Unit 2135. The profile includes 753 resolved cases and shows an 89.9% allowance rate. Interviews are associated with a 9.7% lift in allowance outcomes. The median time to allowance is 913 days.

The listed companies are Micron Technology Inc., Samsung Electronics Co., Ltd., and Apple Inc. The listed firms are Kowert Hood Munyon Rankin & Goetzel (Apple), AGORA LAW GROUP, PLLC, and WOLF GREENFIELD & SACKS, P.C. The broad resolved-case record makes the profile useful for planning. The interview result supports selective engagement, while claim clarity remains the primary written prosecution consideration.

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

Performance Statistics

89.9%
Allow Rate
+34.9% vs TC avg
776
Total Applications
+9.7%
Interview Lift
913
Avg Prosecution Days
Based on 753 resolved cases, 2023–2026

Rejection Statute Breakdown

5.3%
§101 Eligibility
24.8%
§102 Novelty
51.1%
§103 Obviousness
8.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19200446 SYSTEMS AND METHODS FOR MULTI-PRECISION MEMORY RETRIEVAL Final Rejection Samsung Electronics Co., Ltd.
19280271 Graphics Processor Cache for Data from Multiple Memory Spaces Non-Final OA Apple Inc.
18911206 DISTRIBUTED RESOURCE SHARING METHOD AND RELATED APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
18078984 TECHNIQUES TO ALLOCATE MEMORY FOR IN-LINE OR IN-BAND ERROR CORRECTION CONTROL Final Rejection Intel Corporation
19296569 TECHNIQUES FOR FOUR CYCLE ACCESS COMMANDS Non-Final OA Micron Technology, Inc.
19242196 SINGLE-LEVEL CELL CACHING NOTIFICATION Non-Final OA Micron Technology, Inc.
18748997 SYSTEMS AND METHODS FOR PROCESSING DATA STREAMS Non-Final OA MongoDB, Inc.
19279638 STORAGE DEVICE SETTING ZONE WHERE COLD DATA IS TO BE STORED AND OPERATING METHOD OF THE STORAGE DEVICE Non-Final OA SK hynix Inc.
18894900 METHODS TO ENABLE VARIABLE-WIDTH PACKET FETCH IN COMMAND PROCESSORS Non-Final OA Advanced Micro Devices, Inc.
18896183 SYSTEMS AND METHODS FOR OPERATIONAL MONITORING OF INDUSTRIAL AUTOMATION DEVICE Non-Final OA Rockwell Automation Technologies, Inc.

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Frequently Asked Questions

What is examiner Jae Un Yu's allowance rate?

89.9% of resolved applications examined by Jae Un Yu were allowed (753 resolved cases), compared with 73.0% across Art Unit 2135 over the last five years.

Does an interview help with examiner Jae Un Yu?

This examiner's interview lift is +9.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Jae Un Yu take to allow a patent?

Applications allowed by Jae Un Yu took 913 days on average from filing to allowance.

Which art unit does examiner Jae Un Yu work in?

Jae Un Yu examines applications in Art Unit 2135 in Tech Center 2100 (Computing & Software).

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