Prosecution Insights
Last updated: October 26, 2026

Michael R Vaughan, USPTO Patent Examiner

Listed by the USPTO as VAUGHAN, MICHAEL R

Tech Center 2400 • Art Units: 2431 2437

This examiner grants 79% of resolved cases

Analysis

VAUGHAN, MICHAEL R has resolved 818 cases in technology center 2400 and art unit 2431. The allowance rate is 78.6%, and the median time to allowance is 1097 days. Interviews are associated with a 30.8% lift in the allowance rate. The substantial record and allowance rate above half of resolved cases provide a clear basis for evaluating this docket.

Amazon Technologies Inc., Orange, and Denso Corporation are the listed leading companies. Faegre Drinker Biddle & Reath LLP - Palantir, HARNESS DICKEY (DETROIT), and Harrity & Harrity, LLP are the listed leading firms. Counsel can use the participant lists for recurring-actor research and give meaningful consideration to interviews in response strategy.

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

Performance Statistics

78.6%
Allow Rate
+20.6% vs TC avg
835
Total Applications
+30.8%
Interview Lift
1097
Avg Prosecution Days
Based on 818 resolved cases, 2023–2026

Rejection Statute Breakdown

13.8%
§101 Eligibility
25.8%
§102 Novelty
39.6%
§103 Obviousness
16.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18991242 SECURITY PROTOCOL HANDSHAKE OFFLOADING Non-Final OA Amazon Technologies, Inc.
18866252 Method and module for detecting security vulnerabilities in a computer farm Final Rejection ORANGE
18396632 ROUTING DEVICE, MANAGEMENT CENTER DEVICE, USER AUTHENTICATION METHOD, AND STORAGE MEDIUM Non-Final OA DENSO CORPORATION
18337082 CONFIRMING EMAIL MESSAGE INTEGRITY Non-Final OA International Business Machines Corporation
18333198 APPARATUS, METHOD, AND COMPUTER PROGRAM PRODUCT FOR MULTI-LABEL CLASSIFICATION USING ADAPTED MULTI-CLASS CLASSIFICATION MODEL Final Rejection Honeywell International Inc.

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Frequently Asked Questions

What is examiner Michael R Vaughan's allowance rate?

78.6% of resolved applications examined by Michael R Vaughan were allowed (818 resolved cases), compared with 76.5% across Art Unit 2431 over the last five years.

Does an interview help with examiner Michael R Vaughan?

This examiner's interview lift is +30.8 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 R Vaughan take to allow a patent?

Applications allowed by Michael R Vaughan took 1,097 days on average from filing to allowance.

Which art unit does examiner Michael R Vaughan work in?

Michael R Vaughan examines applications in Art Unit 2431 in Tech Center 2400 (Networking & Security).

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