Prosecution Insights
Last updated: October 26, 2026

Yong S Park, USPTO Patent Examiner

Listed by the USPTO as PARK, YONG S

Tech Center 3600 • Art Units: 3691 3694 3695 3697

This examiner grants 26% of resolved cases

Analysis

This record covers 233 resolved cases in Tech Center 3600 and Art Unit 3691. The allowance rate is 25.8%, with a median of 1291 days to allowance. Interview lift is 11.4%, indicating a positive but limited association between interviews and allowance outcomes.

The leading companies are Wells Fargo Bank, N.A., Mastercard International Incorporated, and Capital One Services LLC. The leading firms are BUCKLEY, MASCHOFF & TALWALKAR LLC, Burr & Forman LLP, AFFIRM, and DINSMORE & SHOHL LLP. The allowance result and median pendency support early development of fallback positions and careful prosecution budgeting.

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

Performance Statistics

25.8%
Allow Rate
-26.2% vs TC avg
275
Total Applications
+11.4%
Interview Lift
1291
Avg Prosecution Days
Based on 233 resolved cases, 2023–2026

Rejection Statute Breakdown

45.4%
§101 Eligibility
4.9%
§102 Novelty
37.2%
§103 Obviousness
11.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18118945 SYSTEMS AND METHODS TO SECURE OPEN LOOP AUTHENTICATION ON PRIVATE LABEL CREDIT CARDS Final Rejection Capital One Services, LLC
17494373 SYSTEM FOR VALUE LOADING ONTO IN-VEHICLE DEVICE Final Rejection Capital One Services, LLC
19247915 SYSTEMS AND METHODS FOR DIGITAL ACCOUNT ACTIVATION Non-Final OA Wells Fargo Bank, N.A.
18938166 SYSTEMS AND METHODS FOR PROPORTIONATE ALLOCATION Final Rejection WELLS FARGO BANK, N.A.
18201313 MANAGEMENT APPARATUS, MANAGEMENT METHOD, AND SETTLEMENT SYSTEM Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
19279930 METHODS AND APPARATUS FOR AUTOMATED CLAIM PROCESSING USING HISTORICAL DATA Non-Final OA State Farm Mutual Automobile Insurance Company
17869358 SYSTEMS AND METHODS FOR PRIORITIZING TASKS IN AN INVENTORY Final Rejection State Farm Mutual Automobile Insurance Company
18353517 RAPID SECURE WIRELESS TRANSACTION Final Rejection MASTERCARD INTERNATIONAL INCORPORATED
18350639 SYSTEMS AND METHODS FOR PREDICTING PARAMETERS AND TIMING OF A COMPUTER MESSAGE Non-Final OA MASTERCARD INTERNATIONAL INCORPORATED
18164096 NETWORK BASED DATA EXCHANGE FOR QUALIFYING A USER AND ACTIVATING ACCESS CREDENTIALS Final Rejection MASTERCARD INTERNATIONAL INCORPORATED
18071006 Management of an electronic wallet associated with a shared connected piece of equipment Final Rejection Orange
18111713 OPTIMIZING ALLOCATION OF TRANSACTION ALERTS Non-Final OA International Business Machines Corporation
18240368 DISTRIBUTED LEDGER DATA MANAGEMENT SYSTEM AND DATA MANAGEMENT METHOD Final Rejection Hitachi, Ltd.
18641792 SYSTEM AND METHODS OF SECURE BUSINESS-TO-BUSINESS TRANSACTIONS Non-Final OA Dell Products L.P.

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Frequently Asked Questions

What is examiner Yong S Park's allowance rate?

25.8% of resolved applications examined by Yong S Park were allowed (233 resolved cases), compared with 39.0% across Art Unit 3691 over the last five years.

Does an interview help with examiner Yong S Park?

This examiner's interview lift is +11.4 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Yong S Park take to allow a patent?

Applications allowed by Yong S Park took 1,291 days on average from filing to allowance.

Which art unit does examiner Yong S Park work in?

Yong S Park examines applications in Art Unit 3691 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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