Prosecution Insights
Last updated: October 26, 2026

I Jung Liu, USPTO Patent Examiner

Listed by the USPTO as LIU, I JUNG

Tech Center 3600 • Art Units: 3692 3694 3695 3697

This examiner grants 62% of resolved cases

Analysis

LIU, I JUNG is a USPTO patent examiner in Tech Center 3600 and Art Unit 3692. The record includes 446 resolved cases, with a 61.7% allowance rate and a median of 1431 days to allowance. The allowance result indicates that allowed outcomes are more common than non-allowed outcomes, while the median timing points to a lengthy prosecution process.

The interview lift is 33.2%, showing a notable association between interviews and allowance outcomes. The listed companies are State Farm, Chicago Mercantile Exchange, and Capital One Services. The listed firms are Banner & Witcoff, Brake Hughes Bellermann, and Cooley. Practitioners may find interviews useful for narrowing financial-technology claim disputes before making substantial amendments.

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

Performance Statistics

61.7%
Allow Rate
+9.7% vs TC avg
475
Total Applications
+33.2%
Interview Lift
1431
Avg Prosecution Days
Based on 446 resolved cases, 2023–2026

Rejection Statute Breakdown

40.6%
§101 Eligibility
8.1%
§102 Novelty
29.6%
§103 Obviousness
17.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18435243 Enhanced Feedback Exposure for Merchants Based on Transaction Metadata Final Rejection Capital One Services, LLC
19210889 TRANSACTION TRACKING UTILITY Final Rejection Wells Fargo Bank, N.A.
17887945 BLOCKCHAIN-BASED SYSTEMS AND METHODS FOR SELF-MANAGED PEER GROUP INSURANCE Final Rejection State Farm Mutual Automobile Insurance Company
17670871 FULLY AUTONOMOUS VEHICLE INSURANCE PRICING Final Rejection STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANY
17571818 APPARATUSES, METHODS AND SYSTEMS FOR A COMPUTATIONALLY EFFICIENT VOLATILITY INDEX PLATFORM Final Rejection Chicago Mercantile Exchange Inc.

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Frequently Asked Questions

What is examiner I Jung Liu's allowance rate?

61.7% of resolved applications examined by I Jung Liu were allowed (446 resolved cases), compared with 20.9% across Art Unit 3692 over the last five years.

Does an interview help with examiner I Jung Liu?

This examiner's interview lift is +33.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner I Jung Liu take to allow a patent?

Applications allowed by I Jung Liu took 1,431 days on average from filing to allowance.

Which art unit does examiner I Jung Liu work in?

I Jung Liu examines applications in Art Unit 3692 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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