G21D 5/02

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Class  G21D : NUCLEAR POWER PLANT


Subclass 5/02: Arrangements of reactor and engine in which reactor-produced heat is converted into mechanical energy Reactor and engine structurally combined, e.g. portable

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
12249435 Carbide-based fuel assembly for thermal propulsion applicationsJun 06, 23Mar 11, 25BWXT Nuclear Energy, Inc.
12234042 Nuclear thermal propulsion system with reactor direct drive of cryocooler turbineApr 10, 24Feb 25, 25Blue Origin, LLC
12234792 Radial in-flow particle bed nuclear rocket engine and methodAug 14, 23Feb 25, 25Dark Fission Space Systems Inc.
12159726 Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applicationsOct 11, 23Dec 03, 24BWXT Advanced Technologies LLC
12159727 Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applicationsOct 11, 23Dec 03, 24BWXT Advanced Technologies LLC
12122539 NTAC augmented nuclear electric propulsion and/or nuclear thermal propulsionDec 29, 21Oct 22, 24The United States of America as represented by the Administrator of NASA
12040099 Nuclear reactor fuel assemblies and process for productionMay 28, 21Jul 16, 24BWXT Nuclear Energy, Inc.
12040100 Transportable sub-critical modules disposed in intermodal transport container for power generationMay 10, 21Jul 16, 24CARBON FREE HOLDINGS LLC
11975870 Nuclear thermal propulsion system with reactor direct drive of cryocooler turbineJun 22, 22May 07, 24Blue Origin, LLC
11846273 Reactor rocket engineAug 17, 22Dec 19, 23Venus Aerospace Corp.
11817225 Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsionJun 29, 22Nov 14, 23BWXT Advanced Technologies LLC
11710578 Carbide-based fuel assembly for thermal propulsion applicationsAug 11, 21Jul 25, 23BWXT Advanced Technologies LLC; BWXT Nuclear Energy, Inc.;
11557404 Method of using nanofuel in a nanofuel internal engineJan 29, 18Jan 17, 23Global Energy Research Associates, LLC
11515053 Mobile heat pipe cooled fast reactor systemMay 04, 20Nov 29, 22Triad National Security, LLC
11482346 Integrated system for converting nuclear energy into electrical, mechanical, and thermal energyAug 10, 20Oct 25, 22NuGen, LLC
11450442 Internal-external hybrid microreactor in a compact configurationApr 24, 20Sep 20, 22Global Energy Research Associates, LLC
11443858 Neutron moderation modulesJul 10, 20Sep 13, 22UChicago Argonne, LLC
11424041 Functionally graded lattice cermet fuel structure with shape corresponding to a mathematically-based periodic solid, particularly for nuclear thermal propulsion applicationsMar 31, 20Aug 23, 22BWXT Advanced Technologies LLC
11417437 Variable propellant density for passive reactivity control of nuclear thermal propulsion reactorsMar 13, 20Aug 16, 22Ultra Safe Nuclear Corporation
11380449 Control drum system for use with nuclear reactorsSep 17, 20Jul 05, 22BWXT Advanced Technologies LLC

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2025/0066,045 NUCLEAR THERMAL PROPULSION SYSTEM WITH REACTOR DIRECT DRIVE OF CRYOCOOLER TURBINENov 15, 24Feb 27, 25Not available
2024/0420,859 Mixed Particle Nuclear ReactionsJun 17, 23Dec 19, 24Not available
2024/0371,534 NUCLEAR REACTOR FUEL ASSEMBLIES AND PROCESS FOR PRODUCTIONJul 02, 24Nov 07, 24Not available
2024/0331,886 TRANSPORTABLE SUB-CRITICAL MODULES DISPOSED IN INTERMODAL TRANSPORT CONTAINER FOR POWER GENERATIONJun 05, 24Oct 03, 24Not available
2024/0266,077 FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRESPONDING TO A MATHEMATICALLY-BASED PERIODIC SOLID, PARTICULARLY FOR NUCLEAR THERMAL PROPULSION APPLICATIONSNov 01, 23Aug 08, 24BWXT Advanced Technologies LLC
2024/0229,744 High Speed Aircraft Propelled by Thorium or Uranium Fueled Molten Salt ReactorJan 03, 24Jul 11, 24Not available
2023/0352,201 ENERGY SOURCEMay 07, 21Nov 02, 23WITKOWITZ ATOMICA A.S.
2023/0253,128 ENGINE COMPRISING A DEVICE FOR INDUCING NUCLEAR FUSION REACTIONS BY ACCELERATED IONSJan 27, 23Aug 10, 23Not available
2023/0040,232 METHOD OF OBTAINING TRANSURANIC ELEMENTS AND CREATING A NANOFUEL FROM THE TRANSURANIC ELEMENTSAug 05, 22Feb 09, 23Global Energy Research Associates, LLC
2022/0375,641 ADJUSTING WAIT TIME BETWEEN BURN CYCLES OR MERGING BURN CYCLESJul 19, 22Nov 24, 22Not available
2022/0367,077 Space-Based Radioisotope Production and Methods of UseMay 03, 22Nov 17, 22Atomos Nuclear and Space Corporation
2020/0365,290 FUNCTIONALLY GRADED LATTICE CERMET FUEL STRUCTURE WITH SHAPE CORRESPONDING TO A MATHEMATICALLY-BASED PERIODIC SOLID, PARTICULARLY FOR NTP APPLICATIONSMar 31, 20Nov 19, 20BWXT Advanced Technologies LLC
2020/0273,588 PASSIVE REACTIVITY CONTROL OF NUCLEAR THERMAL PROPULSION REACTORSMar 13, 20Aug 27, 20Not available
2020/0265,964 Internal-External Hybrid Microreactor in a Compact ConfigurationApr 24, 20Aug 20, 20Global Energy Research Associates, LLC
2020/0005,953 INTEGRATED SYSTEM FOR CONVERTING NUCLEAR ENERGY INTO ELECTRICAL, MECHANICAL, AND THERMAL ENERGY AND METHODS FOR USING THE SAMESep 11, 19Jan 02, 20Not available
2020/0005,954 INTEGRATED SYSTEM FOR CONVERTING NUCLEAR ENERGY INTO ELECTRICAL, MECHANICAL, AND THERMAL ENERGY AND METHODS FOR USING THE SAMESep 11, 19Jan 02, 20Not available
2020/0005,955 INTEGRATED SYSTEM FOR CONVERTING NUCLEAR ENERGY INTO ELECTRICAL, MECHANICAL, AND THERMAL ENERGY AND METHODS FOR USING THE SAMESep 11, 19Jan 02, 20Not available
2019/0148,027 INTEGRATED SYSTEM FOR CONVERTING NUCLEAR ENERGY INTO ELECTRICAL, MECHANICAL, AND THERMAL ENERGY AND METHODS FOR USING THE SAMENov 10, 17May 16, 19Not available
2017/0263,345 PASSIVE REACTIVITY CONTROL OF NUCLEAR THERMAL PROPULSION REACTORSMar 13, 17Sep 14, 17ULTRA SAFE NUCLEAR CORPORATION

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Patents Issued To Date - By Filing Year

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