Last updated: August 17, 2026

Examiner: DING, CHUNLING

Tech Center 3600 • Art Units: 3685 3694 3699

This examiner grants 56% of resolved cases

Performance Statistics

55.9%

Allow Rate

+3.9% vs TC avg

202

Total Applications

+61.4%

Interview Lift

1131

Avg Prosecution Days

Based on 188 resolved cases, 2023–2026

25.9%

§101 Eligibility

2.6%

§102 Novelty

38.5%

§103 Obviousness

27.4%

§112 Clarity

App #	Title	Status	Assignee
19560338	PROTECTING TOKENIZED STRUCTURES USING A PROTECTION ARCHITECTURE	Non-Final OA	Wells Fargo Bank, N.A.
18850534	COMMUNICATION SYSTEM, METHOD AND COMPUTER PROGRAM	Non-Final OA	nChain Licensing AG
18703701	METHODS AND SYSTEMS FOR DISTRIBUTED BLOCKCHAIN FUNCTIONALITIES	Non-Final OA	nChain Licensing AG
18880629	TOKEN SERVICES FOR NON-FUNGIBLE TOKENS	Final Rejection	Visa International Service Association
18052453	SECURE ALTERNATE COMMUNICATION ROUTES	Non-Final OA	International Business Machines Corporation

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