Prosecution Insights
Last updated: April 19, 2026

Examiner: ZHANG, DUAN

Tech Center 3600 • Art Units: 3685 3697 3699

This examiner grants 59% of resolved cases

Performance Statistics

59.4%
Allow Rate
+7.4% vs TC avg
197
Total Applications
+18.4%
Interview Lift
1175
Avg Prosecution Days
Based on 170 resolved cases, 2023–2026

Rejection Statute Breakdown

28.6%
§101 Eligibility
6.4%
§102 Novelty
46.8%
§103 Obviousness
13.3%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18913030 SYSTEMS AND METHODS FOR IDENTITY VERIFICATION OF MATH-BASED CURRENCY ACCOUNT HOLDERS Final Rejection Wells Fargo Bank, N.A.
18428764 DEVICE-SPECIFIC PASSKEY COMMUNICATION SYSTEMS AND TECHNIQUES Non-Final OA Wells Fargo Bank, N.A.
18905170 SYSTEMS AND METHODS FOR DYNAMICALLY GENERATING DIGITAL RIGHTS MANAGEMENT PROTECTIONS Final Rejection Capital One Services, LLC
18221019 METHOD AND SYSTEM FOR GENERATING ORDERED RULE SETS FOR FRAUD DETECTION IN ELECTRONIC TRANSACTIONS Final Rejection Mastercard International Incorporated
19242058 BLOCKCHAIN APPARATUS AND METHOD FOR MOBILE EDGE COMPUTING Non-Final OA POSTECH RESEARCH AND BUSINESS DEVELOPMENT FOUNDATION
18573645 TIERED CONSENSUS Non-Final OA nChain Licensing AG
19020096 VALUE TRANSFER CARD MANAGEMENT SYSTEM Non-Final OA The Toronto-Dominion Bank
18437292 SYSTEM AND METHOD FOR PROCESSING BULK TRANSFER OF DIGITAL ASSETS Final Rejection The Toronto-Dominion Bank
19205227 SYSTEM AND COMPUTER METHOD FOR TRADING A COMMODITY WITH CARRY COSTS Non-Final OA Abaxx Technologies Corp.
19187780 METHODS AND SYSTEMS FOR VERIFYING ANTI-TAMPERING OF DATA Non-Final OA Fin3 Technologies, Inc.
19024900 AUTOMATED APPLICATION PROGRAMMING INTERFACE (API) SYSTEM AND METHOD Non-Final OA SWOOP IP HOLDINGS LLC
19016799 CARD READER VERIFICATION Non-Final OA NCR Corporation
17723343 CRYPTOGRAPHIC DIGITAL ASSETS MANAGEMENT SYSTEM Final Rejection TMRW Group IP
19006861 SYSTEMS AND METHODS FOR EXCHANGING ELECTRONIC TOKENS Non-Final OA Touch Point Worldwide, Inc.
18959477 COMPUTING SYSTEM FOR DISTRIBUTING CRYPTOCURRENCY TO NEW USERS Non-Final OA Worldcoin Foundation
18778620 DYNAMIC BLOCKCHAIN TRANSACTION PREFERENCES Final Rejection Unstoppable Domains Inc.
18710821 SYSTEMS AND METHODS FOR VALIDATING TRAVEL DOCUMENTS IN HYBRID OPTICAL / BLUETOOTH LOW ENERGY MODE Final Rejection AEP TICKETING SOLUTIONS S.R.L.
18041781 Software License Enforcement Final Rejection Rakuten Symphony, Inc.
18582365 DIGITAL ECOSYSTEM WITH DE-CENTRALIZED SECURE TRANSACTIONS AND EDGE AI TECHNOLOGY TO ENABLE PRIVACY PRESERVED ZERO-ID TRANSACTIONS Final Rejection Trustgrid, LLC
18684424 A STORED VALUE CARD VALIDATION SYSTEM Final Rejection 545490 PTY. LTD.

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