Prosecution Insights
Last updated: May 29, 2026

Examiner: CHANG, KENNETH W

Tech Center 2400 • Art Units: 2438

This examiner grants 87% of resolved cases

Performance Statistics

86.7%
Allow Rate
+28.7% vs TC avg
635
Total Applications
+0.8%
Interview Lift
892
Avg Prosecution Days
Based on 622 resolved cases, 2023–2026

Rejection Statute Breakdown

1.6%
§101 Eligibility
5.8%
§102 Novelty
82.7%
§103 Obviousness
2.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18940726 SYSTEMS AND METHODS OF PROPAGATING DATA PACKETS IN A NETWORK OF NODES Non-Final OA nChain Licensing AG
18779597 ADVERSARIAL ATTACK METHOD AND APPARATUS Non-Final OA Research & Business Foundation SUNGKYUNKWAN UNIVERSITY
18935228 DETECTING MALICIOUS SMALL CELLS BASED ON A CONNECTIVITY SCHEDULE Non-Final OA T-Mobile USA, Inc.
18969836 PRIVACY DATA OPERATIONS Non-Final OA The Los Angeles Trust for Children’s Health
18929368 Restricted Links for Ultra-Secure IoT Communications in 5G and 6G Non-Final OA THE MASSENGILL FAMILY TRUST
18890801 PROCESSING DEVICE, PROCESSING METHOD, AND PROCESSING PROGRAM Non-Final OA NTT Communications Corporation

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