Prosecution Insights
Last updated: April 19, 2026

Examiner: DOUNIS, LAERT

Tech Center 3700 • Art Units: 3746 3748

This examiner grants 68% of resolved cases

Performance Statistics

67.6%
Allow Rate
-2.4% vs TC avg
854
Total Applications
+21.3%
Interview Lift
885
Avg Prosecution Days
Based on 831 resolved cases, 2023–2026

Rejection Statute Breakdown

1.0%
§101 Eligibility
21.1%
§102 Novelty
41.5%
§103 Obviousness
29.2%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18681228 ELECTRIC MOTOR Final Rejection MILWAUKEE ELECTRIC TOOL CORPORATION
18923347 Methods of Modifying Existing Gas Turbine Engine Design to Create a Combined Storage Engine and Simple Cycle Peaker Product Final Rejection Powerphase International, LLC
19055025 AMMONIA SLIP CATALYST DEVICE AND UREA INJECTION CONTROL METHOD Non-Final OA Volvo Truck Corporation
18942017 Fracturing Device Final Rejection YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO., LTD.
18954842 DUAL-POWERTRAIN PUMPED HEAT ENERGY STORAGE WITH INVENTORY CONTROL AND PURGE Non-Final OA MALTA INC.
19048494 ANTIROTATION REED VALVE SYSTEMS AND METHODS FOR COMPRESSORS Non-Final OA Copeland LP
18289652 Method for Providing Process Steam and Industrial Plant for Utilizing Process Steam Final Rejection Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
18929792 ELECTRIC MOTOR Final Rejection GRUNDFOS HOLDING A/S
19027610 PUMPS Non-Final OA PSG Germany GmbH
19000182 ROTARY POSITIVE DISPLACEMENT DEVICE Non-Final OA Spherical Rotors Inc.
18863868 ROTATING SCREW MACHINE WITH DISCHARGE PLATE Non-Final OA CITY ST GEORGE'S, UNIVERSITY OF LONDON
18862737 POSITIVE-DISPLACEMENT MACHINE ACCORDING TO THE SPIRAL PRINCIPLE Final Rejection OET GMBH
18601700 EXTRACTING GEOTHERMAL ENERGY FROM THIN SEDIMENTARY AQUIFERS Final Rejection Geothermal Technologies, Inc.
18897329 SADDLE-TYPE VEHICLE Non-Final OA KAWASAKI MOTORS, LTD.
18909274 ENERGY GENERATION SYSTEM FOR NON-TRADITIONAL COMBUSTIBLE FLUID SOURCE Final Rejection Trane International Inc.
18630782 SYSTEMS FOR MANAGING THERMAL ENERGY WITHIN A THERMAL STORAGE SOLUTION Final Rejection ANTORA ENERGY, INC.
18691113 Modular High-Performance Turbo-Compression Cooling Final Rejection Colorado State University Research Foundation
18428629 ELECTROMAGNETIC PUMPS AND METHODS OF OPERATING THE SAME WITH IMPROVED COOLING Final Rejection GE-Hitachi Nuclear Energy Americas LLC

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