Prosecution Insights
Last updated: April 19, 2026

MTU Aero Engines AG

9 pending office actions

Portfolio Summary

9
Total Pending OAs
3
Final Rejections
6
Non-Final OAs

Pending Office Actions

App #TitleExaminerArt UnitStatusFiled
19305837 Dichtungseinrichtung, Strömungsmaschine und Verwendung LEE, GILBERT Y 3675 Non-Final OA Aug 21, 2025
19227715 GUIDE VANE ELEMENT FOR A COMPRESSOR OF A TURBOMACHINE, GUIDE VANE CLUSTER AND TURBOMACHINE SEHN, MICHAEL L 3745 Non-Final OA Jun 04, 2025
19207697 PLAIN BEARING ARRANGEMENT FOR AN AIRCRAFT ENGINE AND AIRCRAFT ENGINE HAVING A PLAIN BEARING ARRANGEMENT ADJAGBE, MAXIME M 3745 Final Rejection May 14, 2025
18707472 ROTOR SHAFT FOR AN ELECTRIC MOTOR, ASSEMBLY FOR A ROTOR SHAFT, AND METHOD FOR MANUFACTURING AN ASSEMBLY FOR A ROTOR SHAFT SETZER, NICHOLAS LEE 2834 Non-Final OA May 03, 2024
18420982 BRUSH SEAL FOR A TURBOMACHINE HTAY, AYE SU MON 3745 Final Rejection Jan 24, 2024
18559274 COMPONENT CLASSIFICATION DEVICE, METHOD FOR CLASSIFYING COMPONENTS, AND METHOD FOR TRAINING A COMPONENT CLASSIFICATION DEVICE LIU, XIAO 2664 Final Rejection Nov 06, 2023
18264516 METHOD FOR PREVENTING DAMAGES DUE TO RESONANCE DURING THE CLEANING OF AN AT LEAST PARTIALLY ADDITIVELY MANUFACTURED COMPONENT, AND CLEANING DEVICE MORALES, RICARDO D 1738 Non-Final OA Aug 07, 2023
18275061 METHOD FOR INSPECTING A COMPONENT OF A TURBOMACHINE LEE, SANGKYUNG 2858 Non-Final OA Jul 31, 2023
18247448 METHOD FOR MAINTENANCE PLANNING OF AIRCRAFT ENGINES NGUYEN, TAN D 3629 Non-Final OA Mar 31, 2023

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