Prosecution Insights
Last updated: April 19, 2026

Examiner: KANG, EDWIN G

Tech Center 3700 • Art Units: 3741

This examiner grants 65% of resolved cases

Performance Statistics

64.6%
Allow Rate
-5.4% vs TC avg
369
Total Applications
+68.7%
Interview Lift
1153
Avg Prosecution Days
Based on 328 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
20.1%
§102 Novelty
50.7%
§103 Obviousness
26.5%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18647646 SIEVE RDE INJECTOR WITH VARIABLE PRESSURE DROP CAPABILITY Final Rejection RTX Corporation
18389208 COOLING NOZZLE VANES OF A TURBINE ENGINE Final Rejection RTX Corporation
16844683 COOLING SYSTEM FOR A GAS TURBINE ENGINE Final Rejection RTX Corporation
18676779 TURBINE ENGINE SHROUD WITH NEAR WALL COOLING Non-Final OA General Electric Company
18642208 FUEL INJECTOR FOR A TURBINE ENGINE Non-Final OA General Electric Company
18628126 GAS TURBINE ENGINE BLEED SYSTEMS INCLUDING BLEED DISCHARGE EXHAUST DEVICES Non-Final OA General Electric Company
17490374 MECHANICALLY DRIVEN AIR VEHICLE THERMAL MANAGEMENT DEVICE Final Rejection General Electric Company
18659080 FIRE SUPPRESSION SYSTEM AND METHOD FOR A CARGO COMPARTMENT OF A VEHICLE Non-Final OA THE BOEING COMPANY
18399849 COMBUSTOR WITH ADJUSTABLE AIR FLOW FOR AXIAL FUEL STAGE INJECTOR AND HEAD END FUEL NOZZLE ASSEMBLY Final Rejection GE Infrastructure Technology LLC
18458179 HEATER CONTROL APPARATUS Non-Final OA ISUZU MOTORS LIMITED
18452748 GAS TURBINE ENGINES COMPRISING PITCHED NOSE SPLITTER STRUCTURES AND AIRCRAFT COMPRISING THE SAME Final Rejection HONEYWELL INTERNATIONAL INC.
18721492 AIRCRAFT TURBOMACHINE COMPRISING A DEVICE FOR INHIBITING THE ACCUMULATION OF COKE IN A DUCT Non-Final OA SAFRAN HELICOPTER ENGINES
18141586 METHODS AND APPARATUSES FOR REDUCING ENGINE NOISE Final Rejection The Government of the United States of America, as represented by the Secretary of the Navy
18658032 SPRAYER NOZZLE AND NOZZLE DIFFUSER SYSTEM AND METHOD Non-Final OA Pentair Flow Technologies, LLC
18597751 DIRECTIONAL WATER NOZZLE VIA FLOW CONTROL OF IMPINGING JETS Non-Final OA KOHLER MIRA LIMITED
18592354 FIRE MITIGATION DEVICE AND METHODS OF USE Final Rejection Bushfire Mitigation Solutions LLC
18589831 WATER NOZZLE WITH A NOTCHED DEFLECTOR Final Rejection KURIYAMA EUROPE COÖPERATIEF U.A.
18589846 SPRAY SYSTEM FOR DISPENSING AND MIXING MULTI-PART LIQUIDS Non-Final OA Spraying Systems Co.
18114691 FUEL INJECTOR AIR SWIRLER STRUCTURE WITH CANTED FLOW GUIDE SURFACE Final Rejection Raytheon Technologies Corporation
17384706 ADDITIVELY MANUFACTURED GAS TURBINE FUEL INJECTOR RING AND UNI-BODY TURBINE ENGINE Final Rejection Sierra Turbines Inc.
15034240 AXIAL FLUID MACHINE AND METHOD FOR POWER EXTRACTION Non-Final OA MBDA FRANCE, SAS

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