Liquid propellant rocket engines

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CPC
B64G1/401

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Parent Industries

BPERFORMING OPERATIONS TRANSPORTING B64Aviation B64GCOSMONAUTICS VEHICLES OR EQUIPMENT THEREFOR B64G1/00Cosmonautic vehicles

Current Industry

B64G1/401Liquid propellant rocket engines

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Patents Grantslast 30 patents

Information Patent Grant
Multimode propulsion system
- Patent number 12,196,158
- Issue date Jan 14, 2025
- PHASE FOUR, INC.
- Jesse Sidhu
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Non-axisymmetric heat shield, a nozzle defined at least partially b...
- Patent number 12,163,491
- Issue date Dec 10, 2024
- Thomas Ryan McCullough
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Propulsion system for spacecraft
- Patent number 12,157,586
- Issue date Dec 3, 2024
- ORBION SPACE TECHNOLOGY, INC.
- Lyon B. King
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Grant
Annular aerospike nozzle with widely-spaced thrust chambers, engine...
- Patent number 12,152,553
- Issue date Nov 26, 2024
- Thomas Ryan McCullough
- F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
Information Patent Grant
Method for controlling mixing ratio by thermal action in the propel...
- Patent number 12,110,847
- Issue date Oct 8, 2024
- COMANDO DE OPERAÇÕES AEROESPACIAIS—COMAE
- Henrique Oliveira Da Mata
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Vapor retention device
- Patent number 12,104,559
- Issue date Oct 1, 2024
- United Launch Alliance, LLC
- Christopher L. Bridges
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
System and method for asynchronous autogenously pressurized in-spac...
- Patent number 12,065,270
- Issue date Aug 20, 2024
- United States of America as represented by the Secretary of the Air Force
- Jonathan Allison
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Electric vertical takeoff and landing aircraft
- Patent number 12,037,118
- Issue date Jul 16, 2024
- Thomas W. Melcher
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Integrated vehicle fluids
- Patent number 12,037,963
- Issue date Jul 16, 2024
- United Launch Alliance, LLC
- Frank Charles Zegler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Omnivorous solar thermal thruster, cooling systems, and thermal ene...
- Patent number 12,025,078
- Issue date Jul 2, 2024
- Trans Astronautica Corporation
- Joel C. Sercel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Cryogenic engine for space apparatus
- Patent number 12,025,075
- Issue date Jul 2, 2024
- SHANGHAI INSTITUTE OF SPACE PROPULSION
- Cheng Cheng
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Apparatus, systems and methods for controlling a spacecraft during...
- Patent number 12,017,807
- Issue date Jun 25, 2024
- Jasem Jamal Alhubail
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Systems and methods for horizontal sea level launching of space veh...
- Patent number 11,987,391
- Issue date May 21, 2024
- Jared Allan Freedman
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Integrated vehicle fluids
- Patent number 11,982,249
- Issue date May 14, 2024
- United Launch Alliance, LLC
- Frank Charles Zegler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Multipurpose spacecraft structure and propulsion system
- Patent number 11,981,457
- Issue date May 14, 2024
- BAE Systems Space & Mission Systems Inc.
- Gordon Wu
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Integrated vehicle fluids for upper stage launch vehicle with inter...
- Patent number 11,970,997
- Issue date Apr 30, 2024
- United Launch Alliance, LLC
- Frank Charles Zegler
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Dynamically adjusted alignment between payload and spacecraft
- Patent number 11,958,636
- Issue date Apr 16, 2024
- MOMENTUS SPACE LLC
- Matthew Parman
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Reusable upper stage rocket with aerospike engine
- Patent number 11,933,249
- Issue date Mar 19, 2024
- Blue Origin, LLC
- James R. French
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rocket propulsion systems and associated methods
- Patent number 11,920,543
- Issue date Mar 5, 2024
- Radian Aerospace, Inc.
- Livingston L. Holder
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Liquid hydrogen-liquid oxygen fueled powerplant
- Patent number 11,905,914
- Issue date Feb 20, 2024
- RTX Corporation
- Walter A. Ledwith
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Rocket propulsion system, method, and spacecraft
- Patent number 11,897,636
- Issue date Feb 13, 2024
- ARIANEGROUP GMBH
- Christian Hessel
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Heating system for a spacecraft
- Patent number 11,898,519
- Issue date Feb 13, 2024
- Lockheed Martin Corporation
- Joshua Benjamin Hopkins
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Microelectronic thermal valve
- Patent number 11,867,319
- Issue date Jan 9, 2024
- Purdue Research Foundation
- Alina Alexeenko
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Thermal control system for reentry vehicles
- Patent number 11,866,204
- Issue date Jan 9, 2024
- Science Applications International Corporation
- Tosh Alan Keune
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Propulsion method based on liquid carbon dioxide phase change and p...
- Patent number 11,858,666
- Issue date Jan 2, 2024
- Xi'an Jiaotong University
- Zhengshi Chang
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Reactor rocket engine
- Patent number 11,846,273
- Issue date Dec 19, 2023
- Venus Aerospace Corp.
- Andrew Thomas Duggleby
- G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
Information Patent Grant
Integrated vehicle fluids
- Patent number 11,846,248
- Issue date Dec 19, 2023
- United Launch Alliance, LLC
- Frank Charles Zegler
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Method for ejecting a payload from a spacecraft driven by a continu...
- Patent number 11,794,929
- Issue date Oct 24, 2023
- ARIANEGROUP SAS
- Isabelle Quinquis
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Grant
Heater apparatus and method for heating a component of a spacecraft...
- Patent number 11,753,189
- Issue date Sep 12, 2023
- ARIANEGROUP GMBH
- Erich Werth
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Liquid rocket engine tap-off power source
- Patent number 11,692,515
- Issue date Jul 4, 2023
- Firefly Aerospace Inc.
- Thomas Edward Markusic
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
OMNIVOROUS SOLAR THERMAL THRUSTER, COOLING SYSTEMS, AND THERMAL ENE...
- Publication number 20250052211
- Publication date Feb 13, 2025
- Trans Astronautica Corporation
- Joel C. Sercel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ATMOSPHERIC RE-ENTRY VEHICLE WITH SKEWED BASE HEAT SHIELD
- Publication number 20250052212
- Publication date Feb 13, 2025
- STOKE Space Technologies, Inc.
- Thomas Ryan McCullough
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
REUSABLE UPPER STAGE ROCKET WITH AEROSPIKE ENGINE
- Publication number 20250020090
- Publication date Jan 16, 2025
- Blue Origin, LLC
- James R. French
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROLL CONTROL THRUSTER AND HYBRID ROCKET COMPRISING SAME
- Publication number 20250019095
- Publication date Jan 16, 2025
- INNOSPACE CO., LTD.
- Sung Bong CHO
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
ELECTRIC VERTICAL TAKEOFF AND LANDING AIRCRAFT
- Publication number 20250002148
- Publication date Jan 2, 2025
- Thomas W. Melcher
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Expendable Multistage Pressure-Fed Ablative-Cooling Nontoxic Non-He...
- Publication number 20240409240
- Publication date Dec 12, 2024
- Tardigrade Space Systems LLC
- Sergii FAKAS
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
SPACECRAFT-BORNE PROPULSION DEVICE
- Publication number 20240400234
- Publication date Dec 5, 2024
- TOHOKU UNIVERSITY
- Junichiro KAWAGUCHI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
SPACE VEHICLE WITH TESTBED ARCHITECTURE FOR IN-FLIGHT DEVELOPMENT A...
- Publication number 20240400232
- Publication date Dec 5, 2024
- Raytheon Company
- Christopher Mark Cosner
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
SYSTEMS AND METHODS FOR DESIGN, MANUFACTURE, AND TEST OF SPACE THRU...
- Publication number 20240401547
- Publication date Dec 5, 2024
- Agile Space Industries, Inc.
- Prashanth Bangalore Venkatesh
- B33 - ADDITIVE MANUFACTURING TECHNOLOGY
Information Patent Application
Recoverable Rocket and an Associated Recovery Method
- Publication number 20240208674
- Publication date Jun 27, 2024
- Jiantang Jiang
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ANNULAR AEROSPIKE NOZZLE WITH WIDELY-SPACED THRUST CHAMBERS, ENGINE...
- Publication number 20240200511
- Publication date Jun 20, 2024
- STOKE Space Technologies, Inc.
- Thomas Ryan McCullough
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Thruster Propellants
- Publication number 20240199508
- Publication date Jun 20, 2024
- Government of the United States, as represented by the Secretary of the Air F...
- Kamran B. Ghiassi
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
MICROELECTRONIC THERMAL VALVE
- Publication number 20240175522
- Publication date May 30, 2024
- Purdue Research Foundation
- Alina Alexeenko
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
AEROSPIKE ENGINES, LAUNCH VEHICLES INCORPORATING SUCH ENGINES AND M...
- Publication number 20240067362
- Publication date Feb 29, 2024
- PANGEA AEROSPACE, S.L.
- Federico ROSSI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
2-STAGE COLD GAS THRUSTER
- Publication number 20240067365
- Publication date Feb 29, 2024
- WOODWARD, INC.
- Steven Charles Stumbo
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
SPACECRAFT PROVIDED WITH LOW AND HIGH THRUST PROPULSION SYSTEM
- Publication number 20240002073
- Publication date Jan 4, 2024
- MIPRONS SRL
- ANGELO MINOTTI
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ROCKET PROPULSION SYSTEMS AND ASSOCIATED METHODS
- Publication number 20230399997
- Publication date Dec 14, 2023
- Radian Aerospace, Inc.
- Livingston L. Holder
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
METHOD FOR CONTROLLING MIXING RATIO BY THERMAL ACTION IN THE PROPEL...
- Publication number 20230374953
- Publication date Nov 23, 2023
- COMANDO DE OPERAÇÕES AEROESPACIAIS - COMAE
- Henrique OLIVEIRA DA MATA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
CRYOGENIC ENGINE FOR SPACE APPARATUS
- Publication number 20230332561
- Publication date Oct 19, 2023
- SHANGHAI INSTITUTE OF SPACE PROPULSION
- Cheng CHENG
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
REUSABLE UPPER STAGE ROCKET WITH AEROSPIKE ENGINE
- Publication number 20230211900
- Publication date Jul 6, 2023
- Blue Origin, LLC
- James R. French
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
MULTI-MODE PROPULSION SYSTEM
- Publication number 20230193856
- Publication date Jun 22, 2023
- ATLANTIS RESEARCH LABS INC.
- Craig Johansen
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
ELECTRIC VERTICAL TAKEOFF AND LANDING AIRCRAFT
- Publication number 20230182900
- Publication date Jun 15, 2023
- Thomas W. Melcher
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
PROPULSION SYSTEM FOR SPACECRAFT
- Publication number 20230150697
- Publication date May 18, 2023
- ORBION SPACE TECHNOLOGY, INC.
- Lyon B. King
- F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
Information Patent Application
OMNIVOROUS SOLAR THERMAL THRUSTER, COOLING SYSTEMS, AND THERMAL ENE...
- Publication number 20230130545
- Publication date Apr 27, 2023
- Trans Astronautica Corporation
- Joel C. Sercel
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
THRUSTER ASSEMBLY
- Publication number 20230037400
- Publication date Feb 9, 2023
- Aurora Propulsion Technologies Oy
- Pihla PIETIKÄINEN
- G05 - CONTROLLING REGULATING
Information Patent Application
ThermaSat Solar Thermal Propulsion System
- Publication number 20220411110
- Publication date Dec 29, 2022
- ThermaSat Inc.
- Troy Michael HOWE
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
Space Mission Energy Management Architecture
- Publication number 20220315251
- Publication date Oct 6, 2022
- MOMENTUS SPACE LLC
- Joel Sercel
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
SPACE AIRCRAFT WITH OPTIMISED DESIGN AND ARCHITECTURE
- Publication number 20220315250
- Publication date Oct 6, 2022
- ARIANEGROUP SAS
- Marco PRAMPOLINI
- B64 - AIRCRAFT AVIATION COSMONAUTICS
Information Patent Application
LIQUID ROCKET ENGINE TAP-OFF POWER SOURCE
- Publication number 20220268239
- Publication date Aug 25, 2022
- FireFly Aerospace Inc.
- Thomas Edward Markusic
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Dynamically Adjusted Alignment Between Payload and Spacecraft
- Publication number 20220258885
- Publication date Aug 18, 2022
- MONENTUS SPACE LLC
- Matthew Parman
- B64 - AIRCRAFT AVIATION COSMONAUTICS

Liquid propellant rocket engines

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Multimode propulsion system

Non-axisymmetric heat shield, a nozzle defined at least partially b...

Propulsion system for spacecraft

Annular aerospike nozzle with widely-spaced thrust chambers, engine...

Method for controlling mixing ratio by thermal action in the propel...

Vapor retention device

System and method for asynchronous autogenously pressurized in-spac...

Electric vertical takeoff and landing aircraft

Integrated vehicle fluids

Omnivorous solar thermal thruster, cooling systems, and thermal ene...

Cryogenic engine for space apparatus

Apparatus, systems and methods for controlling a spacecraft during...

Systems and methods for horizontal sea level launching of space veh...

Integrated vehicle fluids

Multipurpose spacecraft structure and propulsion system

Integrated vehicle fluids for upper stage launch vehicle with inter...

Dynamically adjusted alignment between payload and spacecraft

Reusable upper stage rocket with aerospike engine

Rocket propulsion systems and associated methods

Liquid hydrogen-liquid oxygen fueled powerplant

Rocket propulsion system, method, and spacecraft

Heating system for a spacecraft

Microelectronic thermal valve

Thermal control system for reentry vehicles

Propulsion method based on liquid carbon dioxide phase change and p...

Reactor rocket engine

Integrated vehicle fluids

Method for ejecting a payload from a spacecraft driven by a continu...

Heater apparatus and method for heating a component of a spacecraft...

Liquid rocket engine tap-off power source

Patents Applicationslast 30 patents

OMNIVOROUS SOLAR THERMAL THRUSTER, COOLING SYSTEMS, AND THERMAL ENE...

ATMOSPHERIC RE-ENTRY VEHICLE WITH SKEWED BASE HEAT SHIELD

REUSABLE UPPER STAGE ROCKET WITH AEROSPIKE ENGINE

ROLL CONTROL THRUSTER AND HYBRID ROCKET COMPRISING SAME

ELECTRIC VERTICAL TAKEOFF AND LANDING AIRCRAFT

Expendable Multistage Pressure-Fed Ablative-Cooling Nontoxic Non-He...

SPACECRAFT-BORNE PROPULSION DEVICE

SPACE VEHICLE WITH TESTBED ARCHITECTURE FOR IN-FLIGHT DEVELOPMENT A...

SYSTEMS AND METHODS FOR DESIGN, MANUFACTURE, AND TEST OF SPACE THRU...

Recoverable Rocket and an Associated Recovery Method

ANNULAR AEROSPIKE NOZZLE WITH WIDELY-SPACED THRUST CHAMBERS, ENGINE...

Thruster Propellants

MICROELECTRONIC THERMAL VALVE

AEROSPIKE ENGINES, LAUNCH VEHICLES INCORPORATING SUCH ENGINES AND M...

2-STAGE COLD GAS THRUSTER

SPACECRAFT PROVIDED WITH LOW AND HIGH THRUST PROPULSION SYSTEM

ROCKET PROPULSION SYSTEMS AND ASSOCIATED METHODS

METHOD FOR CONTROLLING MIXING RATIO BY THERMAL ACTION IN THE PROPEL...

CRYOGENIC ENGINE FOR SPACE APPARATUS

REUSABLE UPPER STAGE ROCKET WITH AEROSPIKE ENGINE

MULTI-MODE PROPULSION SYSTEM

ELECTRIC VERTICAL TAKEOFF AND LANDING AIRCRAFT

PROPULSION SYSTEM FOR SPACECRAFT

OMNIVOROUS SOLAR THERMAL THRUSTER, COOLING SYSTEMS, AND THERMAL ENE...

THRUSTER ASSEMBLY

ThermaSat Solar Thermal Propulsion System

Space Mission Energy Management Architecture

SPACE AIRCRAFT WITH OPTIMISED DESIGN AND ARCHITECTURE

LIQUID ROCKET ENGINE TAP-OFF POWER SOURCE

Dynamically Adjusted Alignment Between Payload and Spacecraft