Prosecution Insights
Last updated: April 19, 2026

Examiner: CHANG, MINKI

Tech Center 2800 • Art Units: 2834

This examiner grants 72% of resolved cases

Performance Statistics

71.5%
Allow Rate
+3.5% vs TC avg
425
Total Applications
+10.3%
Interview Lift
1013
Avg Prosecution Days
Based on 389 resolved cases, 2023–2026

Rejection Statute Breakdown

0.2%
§101 Eligibility
27.5%
§102 Novelty
50.7%
§103 Obviousness
17.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18404092 BALANCED STATOR WINDINGS Final Rejection Rivian IP Holdings, LLC
18280626 ROTARY ELECTRICAL MACHINE Non-Final OA Mitsubishi Electric Corporation
18260664 STATOR, ROTARY ELECTRIC MACHINE, METHOD FOR MANUFACTURING STATOR, AND METHOD FOR MANUFACTURING ROTARY ELECTRIC MACHINE Non-Final OA Mitsubishi Electric Corporation
18588689 ROTARY ELECTRIC MACHINE Non-Final OA DENSO CORPORATION
18390427 LAMINATED CORE AND METHOD FOR MANUFACTURING LAMINATED CORE Final Rejection Nidec Corporation
18456521 MOTOR AND DRONE Final Rejection NIDEC CORPORATION
18373577 STATOR Non-Final OA BorgWarner Inc.
18372929 STATOR ASSEMBLY Non-Final OA BorgWarner Inc.
18504448 INTERNAL COOLING SYSTEMS FOR E-MACHINES Final Rejection Airbus Operations S.L.U.
18525741 LINEAR MOTOR, POSITIONING DEVICE, PROCESSING APPARATUS, AND DEVICE MANUFACTURING METHOD Non-Final OA SUMITOMO HEAVY INDUSTRIES, LTD.
17601117 Electric Machine Non-Final OA Siemens Aktiengesellschaft
18393978 ELECTRICAL MOTOR STATOR AND COMPRESSOR Non-Final OA Robert Bosch GmbH
18393484 MOTOR AND PUMP Non-Final OA NIDEC POWERTRAIN SYSTEMS CORPORATION
18532562 MOTOR STATOR WINDING STRUCTURE Non-Final OA DELTA ELECTRONICS, INC.
19076695 WINDING MAT AND COIL MAT COMPRISING THE SAME AS WELL AS ELECTRIC MACHINE COMPONENT FORMED THEREWITH AND METHOD OF MANUFACTURING THE SAME Final Rejection GROB-WERKE GmbH & Co. KG
18638076 TERMINAL RACK ASSEMBLY Non-Final OA GKN Automotive Limited
17897373 ELECTRIC MOTOR, STATOR FOR ELECTRIC MOTOR, AND ASSOCIATED MANUFACTURING METHOD Final Rejection VALEO SYSTEMES D'ESSUYAGE
18712983 ELECTRIC MOTOR, METHOD FOR PRODUCING A HOUSING FOR AN ELECTRIC MOTOR, AND WATER SPORT DEVICE COMPRISING AN ELECTRIC MOTOR Non-Final OA WBV WEISENBURGER BAU+VERWALTUNG GMBH
18563743 STATOR FOR AN ELECTRIC MACHINE, ELECTRIC MACHINE, STATOR COOLING SYSTEM, AND METHOD FOR COOLING A STATOR Final Rejection ADDITIVE | DRIVES GMBH
18299987 STATOR FOR AN ELECTRIC MACHINE, METHOD FOR PRODUCING A STATOR, AND ELECTRIC MACHINE Non-Final OA Vitesco Technologies Germany GMBH

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