Prosecution Insights
Last updated: October 27, 2026

Tammy Eunhye Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, TAMMY EUNHYE

Tech Center 4100 • Art Units: 2195 4100

This examiner grants 84% of resolved cases

Analysis

LEE, TAMMY EUNHYE works in Tech Center 4100 and Art Unit 2195. The record includes 439 resolved cases and an allowance rate of 83.8%. The median time to allowance is 1378 days, indicating that prosecution duration is a major consideration despite the recorded allowance outcome.

The interview lift is 30.9%, supporting interviews as a meaningful part of a planned prosecution approach. Apple, The Toronto-dominion Bank, and Monday Com are the leading listed companies. FOLEY & LARDNER and Rowand LLP are the leading listed firms. The small firm list suggests a more concentrated representation pattern in the available data.

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

Performance Statistics

83.8%
Allow Rate
+23.8% vs TC avg
453
Total Applications
+30.9%
Interview Lift
1378
Avg Prosecution Days
Based on 439 resolved cases, 2023–2026

Rejection Statute Breakdown

13.0%
§101 Eligibility
4.0%
§102 Novelty
49.4%
§103 Obviousness
26.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18443226 TECHNIQUES FOR PROVIDING FOCUS Non-Final OA Apple Inc.
18466386 DISTRIBUTION MANAGEMENT OF COMPUTING OPERATION LIMITS Non-Final OA The Toronto-Dominion Bank
19344329 CENTRALIZED MANAGEMENT AND CONTROL SYSTEM FOR AI AGENTS WITHIN SOFTWARE-AS-A-SERVICE PLATFORMS Final Rejection monday.com Ltd.
18610108 VIRTUAL MACHINE TO CO-PROCESSOR PASSTHROUGH Non-Final OA QUALCOMM Incorporated
18616370 METHOD, DEVICE AND COMPUTER PROGRAM PRODUCT FOR WIRELESS COMMUNICATION Non-Final OA ZTE CORPORATION
18650324 DYNAMIC THROTTLING OF WRITE INPUT/OUTPUT (IO) OPERATIONS Non-Final OA Dell Products L.P.
18748796 Migration of Application Executions Across Processing Units Non-Final OA Aptiv Technologies AG

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Who Appears Before This Examiner

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Frequently Asked Questions

What is examiner Tammy Eunhye Lee's allowance rate?

83.8% of resolved applications examined by Tammy Eunhye Lee were allowed (439 resolved cases), compared with 66.5% across Art Unit 2195 over the last five years.

Does an interview help with examiner Tammy Eunhye Lee?

This examiner's interview lift is +30.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Tammy Eunhye Lee take to allow a patent?

Applications allowed by Tammy Eunhye Lee took 1,378 days on average from filing to allowance.

Which art unit does examiner Tammy Eunhye Lee work in?

Tammy Eunhye Lee examines applications in Art Unit 2195 in Tech Center 4100.

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