Prosecution Insights
Last updated: October 26, 2026

Michael M Lee, USPTO Patent Examiner

Listed by the USPTO as LEE, MICHAEL M

Tech Center 4100 • Art Units: 2431 2436 4100

This examiner grants 84% of resolved cases

Analysis

LEE, MICHAEL M is assigned to Tech Center 4100 and Art Unit 2431. The dataset contains 280 resolved cases, with an allowance rate of 84.3%. The median time to allowance is 995 days, establishing a substantial but defined timing consideration for applicants prosecuting claims in this assignment.

Interviews show a 37.5% lift, making interview preparation particularly relevant to a practitioner’s prosecution plan. Google, Capital One Services, and Robert Bosch are the leading listed companies. Astute IP Law Group, Bryan Cave Leighton Paisner, and DUANE MORRIS are the leading listed firms, providing useful indicators of recurring representation.

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

Performance Statistics

84.3%
Allow Rate
+24.3% vs TC avg
306
Total Applications
+37.5%
Interview Lift
995
Avg Prosecution Days
Based on 280 resolved cases, 2023–2026

Rejection Statute Breakdown

9.1%
§101 Eligibility
8.2%
§102 Novelty
52.4%
§103 Obviousness
20.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18874317 Filtering Information of Tenant Container Non-Final OA Telefonaktiebolaget LM Ericsson (publ)
19096904 VAULTLESS TOKENIZATION Non-Final OA Capital One Services, LLC
19112066 DETECTION OF EXTERNAL INTERVENTIONS IN A COMPUTER SYSTEM WITH ZONE SEPARATION FOR A DEVICE, IN PARTICULAR FOR A VEHICLE Non-Final OA Robert Bosch GmbH
19268505 Cryptographic Computation Techniques for Multi-Party Reach and Frequency Non-Final OA Google LLC
19031047 IDENTITY INDICATION APPARATUS Non-Final OA Lemon Inc.

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Frequently Asked Questions

What is examiner Michael M Lee's allowance rate?

84.3% of resolved applications examined by Michael M Lee were allowed (280 resolved cases), compared with 76.5% across Art Unit 2431 over the last five years.

Does an interview help with examiner Michael M Lee?

This examiner's interview lift is +37.5 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Michael M Lee take to allow a patent?

Applications allowed by Michael M Lee took 995 days on average from filing to allowance.

Which art unit does examiner Michael M Lee work in?

Michael M Lee examines applications in Art Unit 2431 in Tech Center 4100.

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