Prosecution Insights
Last updated: April 19, 2026

Examiner: WESTBROOK, MICHAEL L

Tech Center 2100 • Art Units: 2139

This examiner grants 74% of resolved cases

Performance Statistics

74.1%
Allow Rate
+19.1% vs TC avg
233
Total Applications
+6.0%
Interview Lift
1088
Avg Prosecution Days
Based on 216 resolved cases, 2023–2026

Rejection Statute Breakdown

3.8%
§101 Eligibility
20.3%
§102 Novelty
47.0%
§103 Obviousness
23.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18582230 STORAGE DEVICE AND A METHOD OF CONTROLLING DATA STORING AREA Final Rejection Hitachi, Ltd.
18368755 STORAGE SYSTEM AND DATA PROTECTION METHOD Final Rejection Hitachi, Ltd.
18179502 APPLICATION-CONSISTENT SNAPSHOTS Non-Final OA INTERNATIONAL BUSINESS MACHINES CORPORATION
18787941 MIGRATING DATA BASED ON WORDLINE INFORMATION IN A MEMORY SUB-SYSTEM Final Rejection Micron Technology, Inc.
18754923 MAINTAINING INTEGRITY OF A MEMORY COMPONENT Non-Final OA Micron Technology, Inc.
19000112 Storage Device Management By An External Storage System Controller Non-Final OA PURE STORAGE, INC.
18611394 MEMORY SYSTEMS AND OPERATION METHODS THEREOF, AND STORAGE MEDIUMS Final Rejection Yangtze Memory Technologies Co., Ltd.
18647244 METHOD AND APPARATUS FOR IMPROVING RAID CONTROLLER PERFORMANCE WITH CACHE ENHANCEMENTS Non-Final OA Dell Products L.P.
18736435 RAID-on-Chip Devices and Clusters Non-Final OA Avago Technologies International Sales Pte. Limited

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