Prosecution Insights
Last updated: October 26, 2026

Michael J Warmflash, USPTO Patent Examiner

Listed by the USPTO as WARMFLASH, MICHAEL J

Tech Center 2800 • Art Units: 1726 2836 2838 2849

This examiner grants 81% of resolved cases

Performance Statistics

80.7%
Allow Rate
+12.7% vs TC avg
426
Total Applications
+21.0%
Interview Lift
913
Avg Prosecution Days
Based on 409 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
32.6%
§102 Novelty
49.2%
§103 Obviousness
9.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18818861 COMMUNICATION MODULATIONS FOR WIRELESS POWER TRANSFER Non-Final OA Apple Inc.
18746744 COMMUNICATION MODULATIONS FOR WIRELESS POWER TRANSFER Non-Final OA Apple Inc.
19037722 ELECTRONIC LOCK WITH INTERCHANGEABLE BATTERY PACKS HAVING DIFFERENT BATTERY CHEMISTRIES Non-Final OA ASSA ABLOY Americas Residential Inc.
19325798 ELECTRICAL ENERGY SYSTEM, VEHICLE AND METHOD Non-Final OA Samsung SDI Co., Ltd.

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Frequently Asked Questions

What is examiner Michael J Warmflash's allowance rate?

80.7% of resolved applications examined by Michael J Warmflash were allowed (409 resolved cases), compared with 35.4% across Art Unit 1726 over the last five years.

Does an interview help with examiner Michael J Warmflash?

This examiner's interview lift is +21.0 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 J Warmflash take to allow a patent?

Applications allowed by Michael J Warmflash took 913 days on average from filing to allowance.

Which art unit does examiner Michael J Warmflash work in?

Michael J Warmflash examines applications in Art Unit 1726 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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