Prosecution Insights
Last updated: October 27, 2026

Yong J Choe, USPTO Patent Examiner

Listed by the USPTO as CHOE, YONG J

Tech Center 2100 • Art Units: 2135 2185

This examiner grants 92% of resolved cases

Analysis

CHOE, YONG J works in Tech Center 2100 and Art Unit 2135. The profile records 897 resolved cases, with a 92.2% allowance rate and a median of 876 days to allowance. Interviews show a 4.6% lift, a positive but modest association with allowance outcomes.

Micron Technology Inc., Pure Storage Inc., and Lodestar Licensing Group LLC are the listed leading companies. Dorsey & Whitney LLP-IP Dept.-MTI, GREENBLUM & BERNSTEIN, P.L.C., and Haverstock & Owens, A Law Corporation are the listed leading firms. Practitioners should weigh interview use against the broader prosecution record.

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

Performance Statistics

92.2%
Allow Rate
+37.2% vs TC avg
923
Total Applications
+4.6%
Interview Lift
876
Avg Prosecution Days
Based on 897 resolved cases, 2023–2026

Rejection Statute Breakdown

8.3%
§101 Eligibility
36.2%
§102 Novelty
34.1%
§103 Obviousness
12.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19302076 MECHANISM TO DISCOVER COMPUTATIONAL STORAGE FUNCTIONS AND DEVICES Non-Final OA Samsung Electronics Co., Ltd.
19287273 POLICY-BASED OBJECT CACHING IN MULTITENANT STORAGE SYSTEMS BRIEF DESCRIPTION OF DRAWINGS Non-Final OA PURE STORAGE, INC.
19053874 Providing Non-Volatile Storage To Cloud Computing Services Non-Final OA PURE STORAGE, INC.
18999727 Fault-tolerant mediation service usage for storage systems replicating a dataset Final Rejection PURE STORAGE, INC.
19231877 MANAGEMENT OF ERROR-HANDLING FLOWS IN MEMORY DEVICES USING PROBABILITY DATA STRUCTURE Non-Final OA MICRON TECHNOLOGY, INC.
18814917 Buffers Configured for Individual Submission Queues in Communications between a Memory Sub-System and a Host System Non-Final OA Micron Technology, Inc.
19219971 MEMORY COMMAND VERIFICATION Non-Final OA Lodestar Licensing Group LLC
18959128 BANK TO BANK DATA TRANSFER Final Rejection Lodestar Licensing Group LLC
19214460 METHOD AND SYSTEM FOR RECONFIGURABLE PARALLEL LOOKUPS USING MULTIPLE SHARED MEMORIES Non-Final OA Marvell Asia Pte, Ltd.
19184862 MEMORY MULTI-LEVEL PROGRAMMING METHOD, MEMORY, AND ELECTRONIC DEVICE Non-Final OA PEKING UNIVERSITY

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Who Appears Before This Examiner

Top companies before this examiner

Law firms appearing most often

Frequently Asked Questions

What is examiner Yong J Choe's allowance rate?

92.2% of resolved applications examined by Yong J Choe were allowed (897 resolved cases), compared with 73.0% across Art Unit 2135 over the last five years.

Does an interview help with examiner Yong J Choe?

This examiner's interview lift is +4.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Yong J Choe take to allow a patent?

Applications allowed by Yong J Choe took 876 days on average from filing to allowance.

Which art unit does examiner Yong J Choe work in?

Yong J Choe examines applications in Art Unit 2135 in Tech Center 2100 (Computing & Software).

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