Prosecution Insights
Last updated: October 02, 2026

Examiner: ZHOU, YINGYING

Tech Center 3600 • Art Units: 3685 3697

This examiner grants 48% of resolved cases

Analysis

Yingying Zhou serves in Tech Center 3600 and Art Unit 3685, where they have managed 193 resolved cases. The allowance rate is 47.7 percent. This 47.7 percent rate indicates a more rigorous examination process compared to examiners with higher allowance percentages. The 193 resolved cases provide a focused dataset for understanding the examiner's approach in Tech Center 3600.

However, the interview lift is very high at 46.9 percent. This 46.9 percent lift suggests that interviews are an exceptionally effective strategy for overcoming rejections and moving cases toward allowance. The median days to allowance for successful cases is 1409 days. Given the baseline allowance rate, the lift is a critical factor for practitioners to consider. The 1409 days median timeline highlights the importance of using every available tool, especially interviews, to secure a positive outcome in Art Unit 3685.

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

Performance Statistics

47.7%
Allow Rate
-4.3% vs TC avg
216
Total Applications
+46.9%
Interview Lift
1409
Avg Prosecution Days
Based on 193 resolved cases, 2023–2026

Rejection Statute Breakdown

28.3%
§101 Eligibility
9.0%
§102 Novelty
33.7%
§103 Obviousness
26.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19069412 METHOD AND SYSTEM FOR PROVIDING CRYPTOGRAPHIC CREDENTIALS Final Rejection MASTERCARD INTERNATIONAL INCORPORATED
18598547 COMMUNICATION METHOD AND APPARATUS Non-Final OA HUAWEI TECHNOLOGIES CO., LTD.
19192658 LAUNDERING DETECTION IN SECOND LAYER NETWORKS Final Rejection PayPal, Inc.

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