Prosecution Insights
Last updated: October 26, 2026

Michael I Ezewoko, USPTO Patent Examiner

Listed by the USPTO as EZEWOKO, MICHAEL I

Tech Center 3600 • Art Units: 1672 3626 3681 3682 3685

This examiner grants 62% of resolved cases

Analysis

EZEWOKO, MICHAEL I is assigned to technology center 3600 and art unit 1672. The record contains 322 resolved cases, an allowance rate of 61.8%, an interview lift of 50.8%, and a median of 1300 days to allowance. The allowance outcome is moderate, while the interview measure is strongly positive and the median timing is extended.

Sony Group Corporation, Intuitive Surgical Operations Inc., and GE Precision Healthcare LLC are among the listed companies. The associated firms are FOLEY & LARDNER LLP, MCCARTER & ENGLISH, LLP, and MORRISON & FOERSTER LLP. The data supports giving interviews a prominent place in prosecution planning, especially for technically complex claims. Applicants should also plan for sustained prosecution activity before allowance rather than relying on a short response cycle.

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

Performance Statistics

61.8%
Allow Rate
+9.8% vs TC avg
357
Total Applications
+50.8%
Interview Lift
1300
Avg Prosecution Days
Based on 322 resolved cases, 2023–2026

Rejection Statute Breakdown

37.5%
§101 Eligibility
7.2%
§102 Novelty
38.9%
§103 Obviousness
16.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18260965 BIOLOGICAL INFORMATION PROCESSING DEVICE, BIOLOGICAL INFORMATION PROCESSING SYSTEM, AND BIOLOGICAL INFORMATION PROCESSING METHOD Non-Final OA SONY GROUP CORPORATION
19344087 SYSTEMS AND METHODS FOR ASSESSING SURGICAL ABILITY Non-Final OA Intuitive Surgical Operations, Inc.
19483155 SYSTEMS AND METHODS FOR RADIATION THERAPY MANAGEMENT Non-Final OA GE Precision Healthcare LLC
18870565 DIGITAL MONITORING OF PATHOGEN LOAD IN LIVESTOCK Non-Final OA Evonik Operations GmbH

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Frequently Asked Questions

What is examiner Michael I Ezewoko's allowance rate?

61.8% of resolved applications examined by Michael I Ezewoko were allowed (322 resolved cases), compared with 38.3% across Art Unit 1672 over the last five years.

Does an interview help with examiner Michael I Ezewoko?

This examiner's interview lift is +50.8 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 I Ezewoko take to allow a patent?

Applications allowed by Michael I Ezewoko took 1,300 days on average from filing to allowance.

Which art unit does examiner Michael I Ezewoko work in?

Michael I Ezewoko examines applications in Art Unit 1672 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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