Prosecution Insights
Last updated: October 02, 2026

Examiner: XIAO, ZESHENG

Tech Center 3600 • Art Units: 3685 3698

This examiner grants 43% of resolved cases

Analysis

Zesheng Xiao operates in Art Unit 3685 within Tech Center 3600 and has processed 122 resolved cases. The allowance rate is 43.4 percent, which suggests a more challenging environment for applicants. This rate indicates that a minority of the applications result in a grant, requiring a focused and well-supported prosecution strategy.

The interview lift is 32.2 percent, showing that direct communication provides a significant boost to the chances of allowance. When added to the 43.4 percent base rate, this lift suggests that interviews are an effective way to secure a grant. Practitioners should leverage the 32.2 percent lift to address any concerns during the 122 resolved cases.

The median days to allowance is 1395, reflecting a prosecution timeline for reaching a grant. This duration, combined with the 43.4 percent allowance rate, indicates a difficult path to grant. Applicants should use the 32.2 percent interview lift to navigate the 1395-day median pendency more effectively in Tech Center 3600.

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

Performance Statistics

43.4%
Allow Rate
-8.6% vs TC avg
145
Total Applications
+32.2%
Interview Lift
1395
Avg Prosecution Days
Based on 122 resolved cases, 2023–2026

Rejection Statute Breakdown

22.5%
§101 Eligibility
4.6%
§102 Novelty
49.7%
§103 Obviousness
19.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18300001 ELECTRONIC DEVICE INCLUDING PARTIAL LEDGER AND METHOD IN BLOCKCHAIN NETWORK Final Rejection Samsung Electronics Co., Ltd.
17743188 METHODS AND APPARATUS FOR AUTHORIZING AUTOMATED TELLER MACHINE TRANSACTIONS USING BIOMETRIC DATA Final Rejection MASTERCARD INTERNATIONAL INCORPORATED
19412132 ON-DEMAND APPLICATIONS TO EXTEND WEB SERVICES Non-Final OA Capital One Services, LLC
18383126 DETECTING SOCIAL ENGINEERING ATTACKS USING A MACHINE LEARNING MODEL TRAINED ON OUTPUT FROM GENERATIVE ARTIFICIAL INTELLIGENCE Non-Final OA Capital One Services, LLC
18488135 Apparatus, System, and Method for Enabling Secure Transactions with Audible Authorization Non-Final OA Visa International Service Association
18384613 SECURITY-RELATED RISK DETECTION USING ARTIFICIAL INTELLIGENCE TECHNIQUES Final Rejection Dell Products L.P.
15844387 Social Data Tracking Datastructures, Apparatuses, Methods and Systems Final Rejection FMR LLC

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