Prosecution Insights
Last updated: May 29, 2026

MTU Aero Engines AG

12 pending office actions • 8 art units • 12 examiners • 0 of 12 (0%) have an AI response strategy ready • 28 patents granted in the last 365 days

Portfolio Summary

12
Total Pending OAs
7
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 12 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

6
Overdue
1
Due this week
3
Due this month
2
Due in next 60 days
0
Due later

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 12 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (6)Due ≤ 7 days (1)Due ≤ 30 days (3)Due ≤ 60 days (2)

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

0
Hard (0%)
11
Medium (92%)
1
Easy (8%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only10 (83%)
§102 only1 (8%)
§112 only1 (8%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

2
Life Sciences
17% of docket
0
Information Tech
0% of docket
1
Communications
8% of docket
2
Semiconductors
17% of docket
7
Mechanical / Eng
58% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

120 h
Manual time on pending OAs
24 h
Time saved (low, 20%)
42 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
CORDAY, CAMERON A 1 76.5% +0.6%
LEE, GILBERT Y 1 78.6% +10.6%
SEHN, MICHAEL L 1 80.7% +13.3%
ADJAGBE, MAXIME M 1 84.1% +10.6%
SETZER, NICHOLAS LEE 1 66.7% +47.1%
REITZ, MICHAEL K. 1 70.0% +5.8%
DAGENAIS, KRISTEN A 1 63.4% +19.7%
HTAY, AYE SU MON 1 66.9% +28.5%
LIU, XIAO 1 88.7% +11.8%
MORALES, RICARDO D 1 81.4% +16.7%

Quick Wins (4)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
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 79d overdue
18559274 COMPONENT CLASSIFICATION DEVICE, METHOD FOR CLASSIFYING COMPONENTS, AND METHOD FOR TRAINING A COMPONENT CLASSIFICATION DEVICE LIU, XIAO 6d
19207697 PLAIN BEARING ARRANGEMENT FOR AN AIRCRAFT ENGINE AND AIRCRAFT ENGINE HAVING A PLAIN BEARING ARRANGEMENT ADJAGBE, MAXIME M 23d
19227715 GUIDE VANE ELEMENT FOR A COMPRESSOR OF A TURBOMACHINE, GUIDE VANE CLUSTER AND TURBOMACHINE SEHN, MICHAEL L 27d

Interview Candidates (8)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18581584 METHOD FOR PRODUCING AN OXIDATION PROTECTION COATING AT LEAST IN REGIONS ON A COMPONENT OF A THERMAL GAS TURBINE DAGENAIS, KRISTEN A 80d overdue
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 79d overdue
18420982 BRUSH SEAL FOR A TURBOMACHINE HTAY, AYE SU MON 49d overdue
19305837 Dichtungseinrichtung, Strömungsmaschine und Verwendung LEE, GILBERT Y 31d overdue
18559274 COMPONENT CLASSIFICATION DEVICE, METHOD FOR CLASSIFYING COMPONENTS, AND METHOD FOR TRAINING A COMPONENT CLASSIFICATION DEVICE LIU, XIAO 6d
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 16d
19207697 PLAIN BEARING ARRANGEMENT FOR AN AIRCRAFT ENGINE AND AIRCRAFT ENGINE HAVING A PLAIN BEARING ARRANGEMENT ADJAGBE, MAXIME M 23d
19227715 GUIDE VANE ELEMENT FOR A COMPRESSOR OF A TURBOMACHINE, GUIDE VANE CLUSTER AND TURBOMACHINE SEHN, MICHAEL L 27d

Top Art Units

Art UnitApps
3745 5
3675 1
2834 1
1717 1
2664 1
1738 1
2858 1
3629 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19318057 STATOR VANE SEGMENT CORDAY, CAMERON A 3745 §103 Non-Final OA 54d Pending Sep 03, 2025
19305837 Dichtungseinrichtung, Strömungsmaschine und Verwendung LEE, GILBERT Y 3675 §103 Non-Final OA 31d overdue Pending Aug 21, 2025
19227715 GUIDE VANE ELEMENT FOR A COMPRESSOR OF A TURBOMACHINE, GUIDE VANE CLUSTER AND TURBOMACHINE SEHN, MICHAEL L 3745 §112 Non-Final OA 27d Pending Jun 04, 2025
19207697 PLAIN BEARING ARRANGEMENT FOR AN AIRCRAFT ENGINE AND AIRCRAFT ENGINE HAVING A PLAIN BEARING ARRANGEMENT ADJAGBE, MAXIME M 3745 §103 Final Rejection 23d Pending 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 §102 Non-Final OA 16d Pending May 03, 2024
18644274 ELASTICALLY CENTERED SYNCHRONIZATION DEVICE REITZ, MICHAEL K. 3745 §103 Final Rejection 42d Pending Apr 24, 2024
18581584 METHOD FOR PRODUCING AN OXIDATION PROTECTION COATING AT LEAST IN REGIONS ON A COMPONENT OF A THERMAL GAS TURBINE DAGENAIS, KRISTEN A 1717 §103 Final Rejection 80d overdue Pending Feb 20, 2024
18420982 BRUSH SEAL FOR A TURBOMACHINE HTAY, AYE SU MON 3745 §103 Final Rejection 49d overdue Pending Jan 24, 2024
18559274 COMPONENT CLASSIFICATION DEVICE, METHOD FOR CLASSIFYING COMPONENTS, AND METHOD FOR TRAINING A COMPONENT CLASSIFICATION DEVICE LIU, XIAO 2664 §103 Final Rejection 6d Pending 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 §103 Non-Final OA 79d overdue Pending Aug 07, 2023
18275061 METHOD FOR INSPECTING A COMPONENT OF A TURBOMACHINE LEE, SANGKYUNG 2858 §103 Non-Final OA 36d overdue Pending Jul 31, 2023
18247448 METHOD FOR MAINTENANCE PLANNING OF AIRCRAFT ENGINES NGUYEN, TAN D 3629 §103 Non-Final OA 58d overdue Pending Mar 31, 2023

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