Prosecution Insights
Last updated: October 02, 2026

Examiner: LEE, TING ZHOU

Tech Center 2100 • Art Units: 2171 2173

This examiner grants 75% of resolved cases

Analysis

Ting Zhou Lee, in Tech Center 2100 and Art Unit 2171, has 299 resolved cases. The allowance rate is 74.9 percent. The interview lift is 46.6 percent, which is a very high increase in the likelihood of allowance.

The median days to allowance is 1265. This timeline is based on the 299 resolved cases. The 74.9 percent allowance rate is quite favorable, and the 46.6 percent interview lift suggests that interviews are exceptionally productive with this examiner.

In Art Unit 2171, the 1265 median days to allowance is a key metric. The allowance rate across resolved cases shows a high probability of success. The interview lift is a significant factor that practitioners should use to their advantage. This data set provides a robust foundation for planning a successful prosecution strategy.

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

Performance Statistics

74.9%
Allow Rate
+19.9% vs TC avg
309
Total Applications
+46.6%
Interview Lift
1265
Avg Prosecution Days
Based on 299 resolved cases, 2023–2026

Rejection Statute Breakdown

9.7%
§101 Eligibility
21.8%
§102 Novelty
50.0%
§103 Obviousness
4.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18845886 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND PROGRAM Non-Final OA Sony Group Corporation
18767791 Using Audio Input and Output to Interact with Text-Based Interactive Content Non-Final OA Amazon Technologies, Inc.
18392374 VIDEO PROCESSING METHODS, DEVICE, STORAGE MEDIUM, AND PROGRAM PRODUCT Final Rejection Beijing Zitiao Network Technology Co., Ltd.
18409131 DISPLAY CONTROL METHOD AND APPARATUS Final Rejection VIVO MOBILE COMMUNICATION CO., LTD.
18587158 System and Method for Generating and Transmitting Single-Use Tokens Based on Multidimensional Captures of Digital Signature Gestures Non-Final OA Bank of America Corporation
18562651 DATA ANALYSIS APPARATUS AND DATA ANALYSIS METHOD Final Rejection SHIMADZU CORPORATION

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