Prosecution Insights
Last updated: October 26, 2026

Daniel Patrick Mcfarland, USPTO Patent Examiner

Listed by the USPTO as MCFARLAND, DANIEL PATRICK

Tech Center 2800 • Art Units: 2859

This examiner grants 38% of resolved cases

Performance Statistics

38.1%
Allow Rate
-29.9% vs TC avg
65
Total Applications
-14.3%
Interview Lift
1357
Avg Prosecution Days
Based on 21 resolved cases, 2023–2026

Rejection Statute Breakdown

3.3%
§101 Eligibility
14.1%
§102 Novelty
44.8%
§103 Obviousness
31.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18526096 System for Controlling Rails of Battery Charger to Increase Electromagnetic Compatibility Non-Final OA LEAR CORPORATION
18299412 MULTI-WINDING POWER SUPPLY FOR MULTI-VOLTAGE CHARGER Final Rejection TECHTRONIC CORDLESS GP
17710006 INFORMATION PROCESSING DEVICE, INFORMATION PROCESSING METHOD, AND INFORMATION SYSTEM Final Rejection TOYOTA JIDOSHA KABUSHIKI KAISHA
18520768 METHOD AND A SYSTEM FOR CHARGING AN ELECTRICAL ENERGY STORAGE SYSTEM Non-Final OA Volvo Truck Corporation
18563732 CHARGING CONTROL METHOD OF BATTERY PACK AND BATTERY SYSTEM USING THE SAME Non-Final OA LG ENERGY SOLUTION, LTD.
17643171 POWER SUPPLY SYSTEM Final Rejection HONDA MOTOR CO., LTD.
17799473 SECONDARY BATTERY CONTROL DEVICE, BATTERY PACK, AND SECONDARY BATTERY CONTROL METHOD Non-Final OA TDK CORPORATION
18067106 ENERGY STORAGE SYSTEM Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
18572376 WIRELESS POWER SUPPLY SYSTEM, POWER TRANSMITTER, POWER RECEIVER, AND WIRELESS POWER SUPPLY SYSTEM CONTROL METHOD Non-Final OA SHARP KABUSHIKI KAISHA
17698297 POWER SUPPLYING FACILITY FOR ELECTRIC VEHICLE AND POWER SUPPLY METHOD FOR ELECTRIC VEHICLE USING POWER SUPPLYING FACILITY Final Rejection IHI Corporation
18169099 CHARGING SYSTEM FOR AN ELECTRIC HOME ENERGY STORAGE AND METHOD FOR CHARGING A HOME ENERGY STORAGE Final Rejection AUDI AG

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Frequently Asked Questions

What is examiner Daniel Patrick Mcfarland's allowance rate?

38.1% of resolved applications examined by Daniel Patrick Mcfarland were allowed (21 resolved cases), compared with 60.2% across Art Unit 2859 over the last five years.

Does an interview help with examiner Daniel Patrick Mcfarland?

This examiner's interview lift is -14.3 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Daniel Patrick Mcfarland take to allow a patent?

Applications allowed by Daniel Patrick Mcfarland took 1,357 days on average from filing to allowance.

Which art unit does examiner Daniel Patrick Mcfarland work in?

Daniel Patrick Mcfarland examines applications in Art Unit 2859 in Tech Center 2800 (Semiconductors, Circuits & Optics).

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