Prosecution Insights
Last updated: April 19, 2026

Examiner: WASIL, DANIEL D

Tech Center 3600 • Art Units: 3646

This examiner grants 80% of resolved cases

Performance Statistics

79.9%
Allow Rate
+27.9% vs TC avg
692
Total Applications
+25.1%
Interview Lift
1136
Avg Prosecution Days
Based on 656 resolved cases, 2023–2026

Rejection Statute Breakdown

4.7%
§101 Eligibility
19.7%
§102 Novelty
34.6%
§103 Obviousness
38.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18450884 Nuclear Reactor Thermal Management System Non-Final OA The Texas A&M University System
17802353 NUCLEAR REACTOR AND CONTROL METHOD FOR NUCLEAR REACTOR Non-Final OA MITSUBISHI HEAVY INDUSTRIES, LTD.
18171923 NEUTRON MODERATORS COMPRISING A POROUS METAL HYDRIDE ARTICLE, NUCLEAR REACTORS INCLUDING THE SAME, AND RELATED METHODS Final Rejection Battelle Energy Alliance, LLC
18623667 HEAT PIPE HAVING A WICK BETWEEN CONCENTRIC INNER AND OUTER HOUSINGS, FOR USE IN HEAT REMOVAL FROM A NUCLEAR REACTOR CORE Non-Final OA Westinghouse Electric Company LLC
18403870 Core Component Rodlet for Irradiating Isotope Targets in Pressurized Water Reactor Conditions Non-Final OA Westinghouse Electric Company LLC
18346132 TEMPERATURE CONTROL DEVICE SURROUNDING EQUIPMENT PENETRATING A PRESSURIZED VESSEL Non-Final OA Westinghouse Electric Company LLC
18299588 USE OF BURNABLE ABSORBERS IN GRAPHITE MATRIX OF TRISO-FUELED COMPACTS IN NUCLEAR CORES Non-Final OA Westinghouse Electric Company LLC
18051925 USE OF OXIDATION RESISTANT COATINGS TO INCREASE THIN WALLED CLADDING TENSILE STRENGTH TO INCREASE URANIUM LOADINGS Final Rejection Westinghouse Electric Company LLC
17597454 USE OF ENDOTHERMIC MATERIALS IN ICE CONDENSER CONTAINMENTS Final Rejection Westinghouse Electric Company LLC
18603973 ORBITAL CONFINEMENT FUSION DEVICE Non-Final OA Avalanche Energy Designs, Inc.
18217077 Core of Fast Reactor Final Rejection Hitachi-GE Nuclear Energy, Ltd.
18278458 EMERGENCY CORE COOLING SYSTEM VALVE FOR INTEGRATED-TYPE REACTOR Non-Final OA KOREA ATOMIC ENERGY RESEARCH INSTITUTE
18531633 PRIMARY SODIUM PUMP BYPASS INSTRUMENTATION MODULES Non-Final OA TerraPower, LLC
18531636 INTERLOCKING FUEL ASSEMBLY STRUCTURE FOR CORE REACTIVITY CONTROL Non-Final OA TerraPower, LLC
18526618 SOLID TARGET STRUCTURE WITH A LOW IGNITION TEMPERATURE Non-Final OA Blue Laser Fusion, Inc.
18501986 Carbon Fusion Reactor and Uses Thereof Non-Final OA West Nanorobotics LLC
18554395 REFUELLING OF A NUCLEAR REACTOR Final Rejection Rolls-Royce SMR Limited
18554010 RADIOISOTOPE PRODUCTION TARGET FOR LOW MELTING POINT MATERIALS Non-Final OA Best Theratronics Ltd.
18203549 Effect of Fuel Doping in ICF Targets Non-Final OA INNOVEN ENERGY LLC
18550166 NUCLEAR REACTOR AND FUEL Non-Final OA Oklo Inc.
18547829 NUCLEAR REACTOR FUEL Non-Final OA Oklo Inc.
18268159 DEVICE FOR USE IN A FUEL ASSEMBLY OF NUCLEAR POWER PLANT, METHOD FOR MANUFACTURING A DEVICE AND METHOD FOR ACTIVATING A MATERIAL IN A NUCLEAR POWER PLANT Non-Final OA FRAMATOME GmbH
15974592 FUSION REACTOR WITH ELECTRON EMITTER Final Rejection Alpha Ring International, Ltd.
17829504 METHOD OF NUCLEAR FUSION IN A CHAMBER Final Rejection ALPHA RING INTERNATIONAL LIMITED
17845385 SYSTEM AND METHOD FOR MAKING NUCLEAR FUEL ELEMENTS WITH A CONTROLLED NUMBER OF NUCLEAR PARTICLES Final Rejection X-Energy, LLC

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