Prosecution Insights
Last updated: August 17, 2026

Examiner: ZHANG, SHIRLEY X

Tech Center 2400 • Art Units: 2442 2444 2447

This examiner grants 70% of resolved cases

Performance Statistics

69.8%
Allow Rate
+11.8% vs TC avg
635
Total Applications
+14.2%
Interview Lift
1230
Avg Prosecution Days
Based on 613 resolved cases, 2023–2026

Rejection Statute Breakdown

14.6%
§101 Eligibility
19.8%
§102 Novelty
43.8%
§103 Obviousness
13.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18503488 DATABASE ARCHITECTURE SUPPORTING ACCESS RIGHTS ACROSS DISPARATE USER PROFILE TYPES Final Rejection Wells Fargo Bank, N.A.
19111763 TECHNOLOGIES FOR CONGESTION SIGNALING IN WIRELESS NETWORKS Non-Final OA Apple Inc.
18813772 COMMUNICATION METHOD AND APPARATUS Final Rejection Huawei Technologies Co., Ltd.
18756755 PACKET TRANSMISSION METHOD, NETWORK DEVICE, AND SYSTEM Non-Final OA Huawei Technologies Co., Ltd.
18781800 USER DATA MANAGEMENT FOR AUGMENTED REALITY USING A DISTRIBUTED LEDGER Final Rejection Magic Leap, Inc.
19094514 CONTROL METHOD AND CONTROL SYSTEM Non-Final OA Lenovo (Beijing) Limited
19033951 USER AUTHENTICATION AT ACCESS CONTROL SERVER USING MOBILE DEVICE Non-Final OA Visa International Service Association
18622926 DISAGGREGATION FROM NETWORK APPLIANCES TO HARDWARE-BASED NETWORK DEVICES IN SOFTWARE DEFINED NETWORKS Final Rejection MICROSOFT TECHNOLOGY LICENSING, LLC
18592796 DATA MANAGEMENT SYSTEM AND DATA MANAGEMENT METHOD Final Rejection HITACHI, LTD.
18221469 CLOUD GOVERNANCE ASSESSMENT ENGINE LEVERAGING ARTIFICIAL INTELLIGENCE (AI) Non-Final OA Bank of America Corporation
18885831 SYSTEM AND METHOD FOR MODEL PARAMETER OPTIMIZATION Non-Final OA Hewlett Packard Enterprise Development LP

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