Prosecution Insights
Last updated: April 19, 2026

Examiner: KIM, TAE JUN

Tech Center 3700 • Art Units: 3741 3746 3799

This examiner grants 64% of resolved cases

Performance Statistics

64.1%
Allow Rate
-5.9% vs TC avg
783
Total Applications
+27.1%
Interview Lift
1382
Avg Prosecution Days
Based on 740 resolved cases, 2023–2026

Rejection Statute Breakdown

0.3%
§101 Eligibility
25.8%
§102 Novelty
46.0%
§103 Obviousness
24.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18422343 INTERMEDIATE CASE FOR AIRCRAFT PROPULSION SYSTEM HOUSING Final Rejection RTX Corporation
19169490 REVERSE THRUST TURBOFAN ENGINE Final Rejection General Electric Company
18664933 Turbine Engine Having a Damper Final Rejection General Electric Company
18643376 ENGINE WITH ROTATING DETONATION COMBUSTION SYSTEM Final Rejection General Electric Company
18615118 GAS TURBINE ENGINE Final Rejection General Electric Company
18892678 FUEL SPRAY NOZZLES Final Rejection ROLLS-ROYCE plc
18746600 PROPULSION DEVICE WITH THRUST REVERSER LOCATING ARRANGEMENT Non-Final OA ROLLS-ROYCE plc
18631539 CRYOGENIC FUELLED AIRCRAFT PROPULSION SYSTEM Non-Final OA Rolls-Royce plc
18616028 Micro Gas Turbine Engine and Related Methods of Manufacture Final Rejection Purdue Research Foundation
18677242 GAS TURBINE PLANT WITH AMMONIA DECOMPOSITION SYSTEM Non-Final OA DOOSAN ENERBILITY CO., LTD.
18697839 OUTLET NOZZLE PROVIDED WITH CHEVRONS FOR AERONAUTICAL THRUSTER Non-Final OA SAFRAN AIRCRAFT ENGINES
18577131 AERONAUTICAL THRUSTER Final Rejection SAFRAN AIRCRAFT ENGINES
18807515 ENGINE FUEL NOZZLE WITH COAXIAL FUEL AND AIR FLOWS Final Rejection Pratt & Whitney Canada Corp.
18582136 EXHAUST DUCT MOUNTING STRUCTURE FOR HYBRID AIRCRAFT POWERPLANT Non-Final OA Pratt & Whitney Canada Corp.
18876358 ELECTROSPRAY THRUSTER SELF-PRESERVATION Final Rejection The Regents of the University of Michigan
18640054 FUEL SYSTEMS FOR GAS TURBINE ENGINES Non-Final OA GE Avio S.r.l.
18706661 Methods for Capacity Enhancement for a Gas Turbine Using Air Injection Non-Final OA Electric Power Research Institute, Inc.
18279643 WELDING ELECTRODE AND SPOT-WELDING DEVICE Non-Final OA University Public Corporation Osaka

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