Prosecution Insights
Last updated: October 26, 2026

Ting Zhou Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, TING ZHOU

Tech Center 2100 • Art Units: 2171 2173

This examiner grants 75% of resolved cases

Analysis

LEE, TING ZHOU is assigned to Tech Center 2100 and Art Unit 2171. The profile covers 300 resolved cases, with an allowance rate of 75.0%. The median time to allowance is 1265 days, so applicants should account for a long prosecution period when setting portfolio milestones.

Interviews show a 46.6% lift, making them a prominent strategic consideration in this dataset. Capital One Services, Sony, and Amazon Technologies are the leading listed companies. Brooks Kushman, Harrity & Harrity, and MORRISS OBRYANT COMPAGNI CANNON are the leading listed firms. The applicant mix points to financial, consumer, and commerce technology work.

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

Performance Statistics

75.0%
Allow Rate
+20.0% vs TC avg
312
Total Applications
+46.6%
Interview Lift
1265
Avg Prosecution Days
Based on 300 resolved cases, 2023–2026

Rejection Statute Breakdown

9.8%
§101 Eligibility
22.0%
§102 Novelty
49.5%
§103 Obviousness
4.8%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18816737 SYSTEM FOR FACILITATING TEXT EDITING Non-Final OA Capital One Services, LLC
18392374 VIDEO PROCESSING METHODS, DEVICE, STORAGE MEDIUM, AND PROGRAM PRODUCT Non-Final OA Beijing Zitiao Network Technology Co., Ltd.
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.
18409131 DISPLAY CONTROL METHOD AND APPARATUS Final Rejection VIVO MOBILE COMMUNICATION CO., LTD.
18562651 DATA ANALYSIS APPARATUS AND DATA ANALYSIS METHOD Non-Final OA SHIMADZU CORPORATION

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Ting Zhou Lee's allowance rate?

75.0% of resolved applications examined by Ting Zhou Lee were allowed (300 resolved cases), compared with 56.1% across Art Unit 2171 over the last five years.

Does an interview help with examiner Ting Zhou Lee?

This examiner's interview lift is +46.6 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Ting Zhou Lee take to allow a patent?

Applications allowed by Ting Zhou Lee took 1,265 days on average from filing to allowance.

Which art unit does examiner Ting Zhou Lee work in?

Ting Zhou Lee examines applications in Art Unit 2171 in Tech Center 2100 (Computing & Software).

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