Prosecution Insights
Last updated: October 26, 2026

Patrick Hewey Mackey, USPTO Patent Examiner

Listed by the USPTO as MACKEY, PATRICK HEWEY

Tech Center 3700 • Art Units: 3651 3653 3657 3659 3661 3725

This examiner grants 84% of resolved cases

Performance Statistics

83.6%
Allow Rate
+13.6% vs TC avg
968
Total Applications
+12.3%
Interview Lift
793
Avg Prosecution Days
Based on 934 resolved cases, 2023–2026

Rejection Statute Breakdown

2.2%
§101 Eligibility
40.2%
§102 Novelty
27.6%
§103 Obviousness
25.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18726851 SENSOR SYSTEM AND METHOD FOR MONITORING A STORAGE SPACE Non-Final OA SIGNIFY HOLDING B.V.
18574555 AN ACCESS STATION FOR AN AUTOMATED STORAGE AND RETRIEVAL SYSTEM Non-Final OA Autostore Technology AS
18610535 Perception-Based Robotic Manipulation System and Method for Robotic Truck Unloader that Unloads/Unpacks Product from Trailers and Containers Non-Final OA Daifuku Co., Ltd.
18692153 INCREASING FLOTATION RECOVERY AND THROUGHPUT Non-Final OA VIRGINIA TECH INTELLECTUAL PROPERTIES, INC.

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Frequently Asked Questions

What is examiner Patrick Hewey Mackey's allowance rate?

83.6% of resolved applications examined by Patrick Hewey Mackey were allowed (934 resolved cases), compared with 65.4% across Art Unit 3651 over the last five years.

Does an interview help with examiner Patrick Hewey Mackey?

This examiner's interview lift is +12.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Patrick Hewey Mackey take to allow a patent?

Applications allowed by Patrick Hewey Mackey took 793 days on average from filing to allowance.

Which art unit does examiner Patrick Hewey Mackey work in?

Patrick Hewey Mackey examines applications in Art Unit 3651 in Tech Center 3700 (Medical Devices & Mechanical Engineering).

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