Prosecution Insights
Last updated: October 01, 2026

Examiner: LIU, ZHE

Tech Center 2400 • Art Units: 2493

This examiner grants 74% of resolved cases

Analysis

Zhe Liu has resolved 158 cases within Tech Center 2400 and Art Unit 2493. The examiner's allowance rate is 74.1 percent, and the median days to allowance is 1081. These figures establish the expectations for prosecution success and duration. The 1081-day metric is a benchmark for practitioners to use when managing client timelines. The 74.1 percent rate indicates the likelihood of an application being allowed once it reaches a final resolution.

The interview lift of 58.5 percent is a significant data point for this examiner. This figure indicates that applications are more likely to be allowed following an interview compared to the 74.1 percent baseline. For practitioners, this lift suggests that direct engagement is an effective tactic for resolving issues. The 158 resolved cases provide the foundation for this 58.5 percent lift metric. Practitioners should consider the 1081-day median pendency when deciding to utilize an interview to improve their chances of success.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

74.1%
Allow Rate
+16.1% vs TC avg
168
Total Applications
+58.5%
Interview Lift
1081
Avg Prosecution Days
Based on 158 resolved cases, 2023–2026

Rejection Statute Breakdown

5.5%
§101 Eligibility
5.2%
§102 Novelty
63.1%
§103 Obviousness
21.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19198397 Dynamic Token Generation On Eyesight Display With Photoplethysmography Non-Final OA Apple Inc.
19171668 DATA PROCESSING DEVICE AND METHOD FOR OPERATING A DATA PROCESSING DEVICE Non-Final OA Robert Bosch GmbH
18384019 INFORMATION PROCESSING APPARATUS AND VIRUS DETECTION DISPLAY METHOD Final Rejection SHARP KABUSHIKI KAISHA
18431444 ROLLINGCACHE: USING RUNTIME BEHAVIOR TO DEFEND AGAINST CACHE SIDE CHANNEL ATTACKS Non-Final OA University of Rochester
18597157 ATTACKER-FOCUSED GRANULAR ACTION DISRUPTION Non-Final OA Microsoft Technology Licensing, LLC
19011649 MEMORY SYSTEM AND RANDOM NUMBER GENERATION DEVICE Final Rejection KIOXIA CORPORATION
18785537 Ransomware Detecting Using Decoy Files Non-Final OA NetApp, Inc.
18763983 ROW HAMMER MITIGATION RELIABILITY IN STACKED MEMORY ARCHITECTURES Final Rejection Micron Technology, Inc.
18180455 AUTOMATIC MITIGATION OF BIOS ATTACKS Non-Final OA DELL PRODUCTS L.P.
18874315 SECURE COMMUNICATION METHOD AND APPARATUS Non-Final OA Beijing Xiaomi Mobile Software Co., Ltd.

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