Prosecution Insights
Last updated: October 01, 2026

Examiner: DUCK, BRANDON M

Tech Center 3600 • Art Units: 3672 3691 3693 3698

This examiner grants 63% of resolved cases

Analysis

Brandon M Duck serves in Tech Center 3600 and Art Unit 3672. The profile is based on 347 resolved cases. These resolutions show an allowance rate of 63.4 percent. The median days to allowance for this examiner is 896. This pendency figure is a factor for practitioners to consider when filing in this art unit.

The interview lift is 18.1 percent. This figure indicates that the allowance rate increases when an interview is conducted. Specifically, the 18.1 percent lift suggests that interviews have a correlation with the probability of an allowance for these 347 resolved cases. The 63.4 percent allowance rate serves as the baseline for these outcomes.

In Tech Center 3600, Art Unit 3672, the 896 median days to allowance provides a measure of the prosecution timeline. The interview lift is a distinct data point for this examiner. Practitioners can use these figures to evaluate their strategy during prosecution. The allowance rate remains the central metric for case resolution.

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

Performance Statistics

63.4%
Allow Rate
+11.4% vs TC avg
392
Total Applications
+18.1%
Interview Lift
896
Avg Prosecution Days
Based on 347 resolved cases, 2023–2026

Rejection Statute Breakdown

44.8%
§101 Eligibility
10.3%
§102 Novelty
25.3%
§103 Obviousness
14.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18611414 SYSTEMS AND METHODS FOR TIERED-BASED INFORMATION PROVISION Non-Final OA Wells Fargo Bank, N.A.
18585949 FEDERATED TRUST USING THIRD PARTY Non-Final OA Wells Fargo Bank, N.A.
19236792 SYSTEM AND METHOD FOR DYNAMICALLY MANAGING A DIGITAL CARD IN AN ELECTRONIC WALLET Non-Final OA THE TORONTO-DOMINION BANK
18958377 SYSTEM AND METHOD FOR PROVIDING DATA ACCESS Non-Final OA The Toronto-Dominion Bank
18206177 ENHANCED FINANCIAL ACCOUNT MANAGEMENT AND TRANSACTION CAPABILITIES Non-Final OA American Express Travel Related Services Company, Inc.
19076918 ASSET EXCHANGE WITH SECURE INTERACTIVE ELEMENT Final Rejection Block, Inc.
18948001 SYSTEMS AND METHODS FOR USING CROSS-CHAIN PORTFOLIO MANAGEMENT PLATFORMS Non-Final OA JPMORGAN CHASE BANK, N.A.
18812750 SYSTEM AND METHOD FOR AUTOMATED MATCHING OF WIRE TRANSFERS WITH RECEIVABLES Non-Final OA JPMorgan Chase Bank, N.A.
18441718 SYSTEMS AND METHODS FOR PREDICTING RECOMMENDATIONS USING GRAPH RELATIONSHIPS Non-Final OA JPMORGAN CHASE BANK, N.A.
19065787 GLOBAL RELYING PARTY SYSTEM FOR VALIDATING DIGITAL IDENTITY CREDENTIALS Non-Final OA Visa International Service Association
18821249 USING HISTORICAL DATA FOR SUBROGATION ON A DISTRIBUTED LEDGER Non-Final OA STATE FARM MUTUAL AUTOMOBILE INSURANCE COMPANY
18791517 METHOD AND SYSTEM OF GENERATING OPTIMAL PORTFOLIO FOR SELLER BIDDING STRATEGY IN DECOUPLED MULTI-ENERGY MARKETS Non-Final OA Tata Consultancy Services Limited
18616067 USER INTERFACE FOR SPEED COMMUNICATIONS Final Rejection Bank of America Corporation
18670225 ON-DEMAND GAMING ESTABLISHMENT RETAIL ACCOUNT CREATION Final Rejection IGT
18569536 METHOD FOR SUPPORTING TRANSACTION OF UNLISTED STOCKS AND UNLISTED STOCK TRANSACTION SERVER USING SAME Non-Final OA Yun Hee KIM
18569586 METHOD FOR PROVIDING UI FOR SUPPORTING TRADING OF UNLISTED STOCKS, AND UNLISTED STOCK TRADING SERVER USING SAME Final Rejection Yun Hee KIM

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