Prosecution Insights
Last updated: October 27, 2026

Robert E Mates, USPTO Patent Examiner

Listed by the USPTO as MATES, ROBERT E

Tech Center 3600 • Art Units: 2832 2834 3613

This examiner grants 57% of resolved cases

Analysis

MATES, ROBERT E works in Tech Center 3600 and Art Unit 2832. He has 468 resolved cases, a 57.3% allowance rate, and a 1129-day median to allowance. The 34.7% interview lift is the strongest reported outcome metric in this profile, indicating that interview participation is closely associated with improved allowance results in the available record.

Recurring applicants include Kabushiki Kaisha Toshiba, Schaeffler Technologies AG & Co. KG, and NIDEC Corporation. The listed firms are FINNEGAN, HENDERSON, FARABOW, GARRETT & DUNNER, Volpe Koenig - INA, and BIRCH STEWART KOLASCH & BIRCH, LLP. Practitioners may want interview preparation to be a central part of response strategy in this docket.

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

Performance Statistics

57.3%
Allow Rate
+5.3% vs TC avg
515
Total Applications
+34.7%
Interview Lift
1129
Avg Prosecution Days
Based on 468 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
20.0%
§102 Novelty
62.1%
§103 Obviousness
15.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18614262 ELECTRIC MOTOR AND FAN FOR A POWER TOOL Non-Final OA MILWAUKEE ELECTRIC TOOL CORPORATION
18585341 SUPERCONDUCTING MOTOR COMPRISING A COOLING SYSTEM Final Rejection Airbus SAS
18764230 ROTATING ELECTRIC MACHINE Final Rejection KABUSHIKI KAISHA TOSHIBA
18764233 ROTATING ELECTRIC MACHINE Final Rejection KABUSHIKI KAISHA TOSHIBA
19050331 STATOR, FLAT WIRE MOTOR, POWERTRAIN, AND VEHICLE Non-Final OA Huawei Digital Power Technologies Co., Ltd.
18816242 THREE BEARING ARRANGEMENT FOR ELECTRIC AXLE ROTOR SHAFT Final Rejection Schaeffler Technologies AG & Co. KG
18717124 STATOR FOR AN AXIAL FLUX MACHINE Final Rejection Schaeffler Technologies AG & Co. KG
18683313 Cooling Arrangements for an Electromotive Drive Unit and Components Thereof Non-Final OA Bayerische Motoren Werke Aktiengesellschaft
18748068 MOTOR ROTOR, MOTOR, POWER ASSEMBLY, AND ELECTRIC APPARATUS Non-Final OA CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
19043526 VIBRATING MOTOR Non-Final OA NIDEC CORPORATION
18779426 MOTOR AND ELECTRICAL PRODUCT Final Rejection NIDEC CORPORATION
18813269 ACTUATOR Final Rejection AISIN CORPORATION
18932112 CAMERA MODULE Non-Final OA LG INNOTEK CO., LTD.
18723824 MOTOR Non-Final OA LG INNOTEK CO., LTD.
18444325 INDUCTION ELECTRIC MACHINE ROTOR AXIAL EFLUID CORE COOLING CHANNELS Non-Final OA FORD GLOBAL TECHNOLOGIES, LLC
19086874 ROTOR FOR AN EXTERNAL ROTOR MOTOR Non-Final OA BorgWarner Inc.

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Frequently Asked Questions

What is examiner Robert E Mates's allowance rate?

57.3% of resolved applications examined by Robert E Mates were allowed (468 resolved cases), compared with 65.0% across Art Unit 2832 over the last five years.

Does an interview help with examiner Robert E Mates?

This examiner's interview lift is +34.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Robert E Mates take to allow a patent?

Applications allowed by Robert E Mates took 1,129 days on average from filing to allowance.

Which art unit does examiner Robert E Mates work in?

Robert E Mates examines applications in Art Unit 2832 in Tech Center 3600 (Transportation, E-Commerce & Mechanical Systems).

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