Prosecution Insights
Last updated: October 27, 2026

Terrell L Mckinnon, USPTO Patent Examiner

Listed by the USPTO as MCKINNON, TERRELL L

Tech Center 3700 • Art Units: 3632 3744 3763

This examiner grants 31% of resolved cases

Analysis

MCKINNON, TERRELL L is assigned to Tech Center 3700 and art unit 3632. The profile covers 80 resolved cases, with an allowance rate of 31.3%. The median time to allowance is 948 days. The limited resolved-case base means the figures should be treated as a focused indication of prosecution outcomes rather than a definitive long-term pattern.

The interview lift is 19.2%, linking interviews with improved allowance outcomes in the available data. Counsel may use interviews to clarify the examiner's position and identify focused amendments, while recognizing that the allowance rate indicates a need for careful claim and prior-art strategy. The leading companies are Emerson Electric Co., Furukawa Electric Co., Ltd., and Webasto SE. The leading firms are CKC & Partners Co., LLC, Clifford Chi, A.P.C., and FITCH, EVEN, TABIN & FLANNERY, LLP.

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

Performance Statistics

31.3%
Allow Rate
-38.7% vs TC avg
93
Total Applications
+19.2%
Interview Lift
948
Avg Prosecution Days
Based on 80 resolved cases, 2023–2026

Rejection Statute Breakdown

0%
§101 Eligibility
27.4%
§102 Novelty
55.2%
§103 Obviousness
13.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19072163 EXPENDABLE HEAT SINK SYSTEM AND CONTROL Non-Final OA Eaton Intelligent Power Limited
19110062 HEAT EXCHANGER Non-Final OA ZHEJIANG DUNAN ARTIFICIAL ENVIRONMENT CO., LTD.

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Frequently Asked Questions

What is examiner Terrell L Mckinnon's allowance rate?

31.3% of resolved applications examined by Terrell L Mckinnon were allowed (80 resolved cases), compared with 60.7% across Art Unit 3632 over the last five years.

Does an interview help with examiner Terrell L Mckinnon?

This examiner's interview lift is +19.2 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Terrell L Mckinnon take to allow a patent?

Applications allowed by Terrell L Mckinnon took 948 days on average from filing to allowance.

Which art unit does examiner Terrell L Mckinnon work in?

Terrell L Mckinnon examines applications in Art Unit 3632 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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