Prosecution Insights
Last updated: August 17, 2026

Examiner: DELRUE, BRIAN CHRISTOPHER

Tech Center 3700 • Art Units: 3745

This examiner grants 84% of resolved cases

Performance Statistics

84.1%
Allow Rate
+14.1% vs TC avg
470
Total Applications
+22.0%
Interview Lift
842
Avg Prosecution Days
Based on 434 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
30.5%
§102 Novelty
40.6%
§103 Obviousness
25.4%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19042862 BLOWER Non-Final OA Milwaukee Electric Tool Corporation
19365439 COOLING STRUCTURE Non-Final OA HONDA MOTOR CO., LTD.
18397120 POLISHING BLADED ROTOR USING ROBOTIC POLISHING DEVICE Final Rejection Pratt & Whitney Canada Corp.
19380095 TURBINE AND TURBOCHARGER Non-Final OA IHI Corporation
19208379 Vane Assembly For Open Fan Engine Non-Final OA General Electric Company
19181418 TURBINE ENGINE WITH COMPOSITE AIRFOIL HAVING A NON-METALLIC LEADING EDGE PROTECTIVE WRAP Non-Final OA General Electric Company
19089431 OUTLET GUIDE VANE ASSEMBLY FOR A TURBOFAN ENGINE Non-Final OA General Electric Company
19070889 AIRFOIL FOR A TURBOFAN ENGINE Final Rejection General Electric Company
19261346 BEARING ASSEMBLIES, APPARATUSES, DEVICES, SYSTEMS, AND METHODS INCLUDINGBEARINGS Non-Final OA CHAMPIONX LLC
19384089 CEILING FAN ASSEMBLY WITH HANGER BRACKET ASSEMBLY Non-Final OA Hunter Fan Company
19008084 NOSECONES FOR TURBINE ENGINE Non-Final OA Rolls-Royce North American Technologies, Inc.
18845543 AERONAUTICAL THRUSTER Final Rejection SAFRAN AIRCRAFT ENGINES
18835676 COMPOSITE VANE FOR AN AIRCRAFT TURBOMACHINE FAN COMPRISING MEANS FOR MEASURING INTERNAL DEFORMATIONS Final Rejection SAFRAN AIRCRAFT ENGINES
18734494 GAS TURBINE ENGINE WITH SPLIT VARIABLE FAN EXIT GUIDE VANES AND AIRFLOW RADIAL TOTAL PRESSURE PROFILE RE-DISTRIBUTION Non-Final OA RTX Corporation
19145326 VOLUTE, FAN AND AIR CONDITIONER Non-Final OA MIDEA GROUP CO., LTD.

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