Prosecution Insights
Last updated: October 26, 2026

Correll T French, USPTO Patent Examiner

Listed by the USPTO as FRENCH, CORRELL T

Tech Center 3700 • Art Units: 3669 3715

This examiner grants 45% of resolved cases

Analysis

FRENCH, CORRELL T has resolved 137 cases in Tech Center 3700 and Art Unit 3669. The allowance rate is 45.3%, with a median of 966 days to allowance. The 33.9% interview lift is substantial within the profile, suggesting that interviews may be a particularly important avenue for clarifying claim scope and addressing examiner concerns.

The listed companies include Fresenius Medical Care Deutschland GmbH, ELC Management LLC, and Samsung Electronics Co., Ltd. The representative firms are Leydig, Voit & Mayer, Ltd., MAIER & MAIER, PLLC, and Baker Botts L.L.P. The data supports an approach that combines intensive interview preparation with careful written responses in a docket showing a lower allowance rate.

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

Performance Statistics

45.3%
Allow Rate
-24.7% vs TC avg
181
Total Applications
+33.9%
Interview Lift
966
Avg Prosecution Days
Based on 137 resolved cases, 2023–2026

Rejection Statute Breakdown

24.1%
§101 Eligibility
16.8%
§102 Novelty
38.7%
§103 Obviousness
17.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19028505 EXERCISE COUNTING METHOD AND ELECTRONIC DEVICE SUPPORTING SAME Non-Final OA SAMSUNG ELECTRONICS CO., LTD.
18769964 AUTOMATIC SELECTION OF TERM STUDY DIRECTION Final Rejection Quizlet, Inc.
18617311 STUDENT ENGAGEMENT TRACKING AND ANALYSIS SYSTEM Final Rejection Lenovo (Singapore) Pte. Ltd.
18871386 ELECTRONIC DEVICE, AND CONTROL METHOD AND CONTROL PROGRAM FOR ELECTRONIC DEVICE Non-Final OA KYOCERA Corporation
18827591 CONTROLLER ACTUATION IN THREE-DIMENSIONAL VIRTUAL VISION TESTS Non-Final OA Zenni Optical, Inc.

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Frequently Asked Questions

What is examiner Correll T French's allowance rate?

45.3% of resolved applications examined by Correll T French were allowed (137 resolved cases), compared with 59.0% across Art Unit 3669 over the last five years.

Does an interview help with examiner Correll T French?

This examiner's interview lift is +33.9 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Correll T French take to allow a patent?

Applications allowed by Correll T French took 966 days on average from filing to allowance.

Which art unit does examiner Correll T French work in?

Correll T French examines applications in Art Unit 3669 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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