Prosecution Insights
Last updated: October 26, 2026

Drew Joseph Mitchum, USPTO Patent Examiner

Listed by the USPTO as MITCHUM, DREW JOSEPH

Tech Center 3700 • Art Units: 1792 3761

This examiner grants 50% of resolved cases

Analysis

MITCHUM, DREW JOSEPH is assigned to tech center 3700 and art unit 1792. The profile contains 2 resolved cases, with an allowance rate of 50.0%. The median time to allowance is 1240 days. Interview lift is 0.0%, and the available record does not show an interview-associated change in allowance outcomes.

The represented companies are Toyoda Gosei Co., Ltd., Toyota Motor Corporation, and Sharkninja Operating LLC. The represented firms are Best & Flanagan LLP, CANTOR COLBURN LLP, and FAEGRE DRINKER BIDDLE & REATH LLP (DC). The small resolved-case base limits forecasting value, so practitioners should avoid treating these figures as a settled examination pattern.

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

Performance Statistics

50.0%
Allow Rate
-20.0% vs TC avg
23
Total Applications
+0.0%
Interview Lift
1240
Avg Prosecution Days
Based on 2 resolved cases, 2023–2026

Rejection Statute Breakdown

1.4%
§101 Eligibility
22.2%
§102 Novelty
38.9%
§103 Obviousness
37.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18089846 HEATER SYSTEM FOR VEHICLE, SENSOR MODULE FOR VEHICLE, AND VEHICLE Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA

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Frequently Asked Questions

What is examiner Drew Joseph Mitchum's allowance rate?

50.0% of resolved applications examined by Drew Joseph Mitchum were allowed (2 resolved cases), compared with 22.9% across Art Unit 1792 over the last five years.

Does an interview help with examiner Drew Joseph Mitchum?

This examiner's interview lift is +0.0 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Drew Joseph Mitchum take to allow a patent?

Applications allowed by Drew Joseph Mitchum took 1,240 days on average from filing to allowance.

Which art unit does examiner Drew Joseph Mitchum work in?

Drew Joseph Mitchum examines applications in Art Unit 1792 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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