Prosecution Insights
Last updated: April 19, 2026

Examiner: WONG, ELTON K

Tech Center 3700 • Art Units: 3745 3762

This examiner grants 78% of resolved cases

Performance Statistics

77.7%
Allow Rate
+7.7% vs TC avg
490
Total Applications
+19.3%
Interview Lift
881
Avg Prosecution Days
Based on 458 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
16.9%
§102 Novelty
42.7%
§103 Obviousness
36.1%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18853353 REINFORCEMENT FOR A COMPOSITE BLADE OF A TURBOMACHINE, COMPRISING A STACK OF PLIES Non-Final OA SAFRAN
18767185 DIFFUSER-TURBINE FLOW NETWORK Non-Final OA RTX Corporation
18150063 OUTLET GUIDE VANES AND AN ACCESSORY DRIVE GEARBOX FOR A GAS TURBINE ENGINE Non-Final OA General Electric Company
18913194 RELIABLE GEARBOX FOR GAS TURBINE ENGINE Final Rejection ROLLS-ROYCE plc
18795629 Transmission Systems to Selectively Transfer Power of a Turbine Engine Non-Final OA Kawasaki Jukogyo Kabushiki Kaisha
18873586 DEVICE FOR AXIALLY RETAINING MOVING BLADES OF AN LP TURBINE IN THE SLOTS OF A ROTOR DISC OF THE LP TURBINE AND METHOD FOR ASSEMBLING SAID MOVING BLADES Final Rejection SAFRAN AIRCRAFT ENGINES
18871190 STATOR VANE ASSEMBLY WITH AN ATTACHMENT ASSEMBLY Final Rejection Safran Aircraft, Engines
18706930 LABYRINTH SEALING DEVICE FOR AN AIRCRAFT TURBOMACHINE Non-Final OA SAFRAN AIRCRAFT ENGINES
19111513 TURBINE STATOR VANE AND GAS TURBINE Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18027956 WELDING MEASURING SYSTEM AND WELDING MEASURING METHOD Non-Final OA HITACHI CONSTRUCTION MACHINERY CO., LTD.
18729962 LIGHTNING RECEPTOR ASSEMBLY Final Rejection Siemens Gamesa Renewable Energy A/S
18374927 AXIAL FAN FOR HVAC SYSTEM Non-Final OA Air Distribution Technologies IP, LLC
19106868 CENTRIFUGAL FLUID MACHINE AND SINGLE-SHAFT MULTI-STAGE CENTRIFUGAL COMPRESSOR Non-Final OA Hitachi Industrial Products, Ltd.
18999863 COMPLIANTLY MOUNTED LABYRINTH SEAL Non-Final OA Henry K. Obermeyer
18523601 SEAL FLUSH COOLER ASSEMBLY FOR ROTARY SHAFT EQUIPMENT SEALS Final Rejection John Crane Inc.
18028298 Induction Heating Assembly Non-Final OA JT International SA
18027969 COOKING CHAMBER INSERT WITH A SPECIFIC BASIC STRUCTURE, AND COOKING DEVICE Non-Final OA BSH Hausgeräte GmbH
18028128 HEATER ASSEMBLY Non-Final OA Dyson Technology Limited
18124624 CASTING SYSTEM AND CASTING Non-Final OA SINTOKOGIO, LTD.
18792264 ROTARY ACTUATOR WITH REDUNDANT LOAD PATHS Non-Final OA Woodward, Inc.
18125814 ELECTRIC HEATING TEMPERATURE CONTROL APPARATUS AND ELECTRIC HEATING DEVICE Non-Final OA SHENZHEN COSYLAND ELECTRONIC CO., LTD.

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