Description
Class F03H : PRODUCING A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
Subclass 1/00: Use of plasma to produce a reactive propulsive thrust (generating plasma H05H 1/00)
F03H 1/00
Sub-Class
Stats
- 302 US PATENTS IN FORCE
- 89 US APPLICATIONS PENDING
- 77 Total Patent Owners
- 930 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12252275 | Reactors for plasma assisted treatment of powder | Oct 18, 23 | Mar 18, 25 | Nano-Product Engineering, LLC |
| 12209576 | Plasma propulsion systems and associated systems and methods | Oct 02, 23 | Jan 28, 25 | Electric Sky Holdings, Inc. |
| 12209577 | Fiber-fed advanced pulsed plasma thruster (FPPT) | Dec 22, 21 | Jan 28, 25 | CU Aerospace LLC |
| 12202630 | Reconfigurable power processing unit for spacecraft operations | Jun 03, 19 | Jan 21, 25 | Aerojet Rocketdyne, Inc. |
| 12195205 | Propellant injector system for plasma production devices and thrusters | Sep 01, 20 | Jan 14, 25 | PHASE FOUR, INC. |
| 12188456 | Plasma engine with leptonic energy source | Sep 09, 22 | Jan 07, 25 | Lockheed Martin Corporation |
| 12168976 | Neutralizer for an ion thruster of a spacecraft | Mar 02, 21 | Dec 17, 24 | ENPULSION GmbH |
| 12166398 | Direct energy converter for axisymmetric mirror fusion reactor | Mar 15, 22 | Dec 10, 24 | Wisconsin Alumni Research Foundation |
| 12157586 | Propulsion system for spacecraft | Oct 09, 20 | Dec 03, 24 | ORBION SPACE TECHNOLOGY, INC. |
| 12156323 | High-temperature superconducting plasma thruster system having variable temperature ranges and being applied in space | Mar 04, 24 | Nov 26, 24 | Hefei Institutes of Physical Science, Chinese Academy of Sciences |
| 12140125 | System and method to maintain vacuum, or to selectively exclude/admit electromagnetic energy | Jun 29, 21 | Nov 12, 24 | Raytheon Company |
| 12140126 | Plasma thruster with birdcage antenna | Dec 08, 22 | Nov 12, 24 | UNIVERSITÄT STUTTGART |
| 12129838 | Fusion thruster | Jul 05, 23 | Oct 29, 24 | Not available |
| 12122539 | NTAC augmented nuclear electric propulsion and/or nuclear thermal propulsion | Dec 29, 21 | Oct 22, 24 | The United States of America as represented by the Administrator of NASA |
| 12104583 | Propellant apparatus | Aug 24, 21 | Oct 01, 24 | Accion Systems, Inc. |
| 12092055 | Pulsed-plasma-discharge engine and its method of operation | Sep 26, 23 | Sep 17, 24 | Sharp Pulse Corp. |
| 12078153 | Thermally managed electric propulsion systems | Apr 14, 22 | Sep 03, 24 | California Institute of Technology |
| 12078154 | Microplasma-based heaterless, insertless cathode | Oct 05, 18 | Sep 03, 24 | The Board of Trustees of the University of Alabama, for and on behalf of the University of Alabama in Huntsville |
| 12066014 | Chamber bottom for a plasma thruster | Mar 11, 20 | Aug 20, 24 | SAFRAN SPACECRAFT PROPULSION |
| 12055132 | Magnetic circuit for creating a magnetic field in a main annular ionisation and acceleration channel of a hall-effect plasma thruster | May 18, 21 | Aug 06, 24 | Institut National Polytechnique de Toulouse; Centre National De La Recherche Scientifique (CNRS); |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0108,939 | Air-Breathing Plasma Thruster | Sep 29, 23 | Apr 03, 25 | Not available |
| 2025/0101,965 | PULSED-PLASMA THRUSTER USING UNBALANCED THETA-PINCH | Jan 04, 24 | Mar 27, 25 | National Cheng Kung University |
| 2025/0079,964 | Direct Energy Converter for Axisymmetric Mirror Fusion Reactor | Oct 25, 24 | Mar 06, 25 | Not available |
| 2025/0035,094 | PROPULSION APPARATUS | Dec 27, 21 | Jan 30, 25 | Not available |
| 2025/0020,112 | APPARATUS FOR A MODULAR PLASMA REACTOR AND METHOD OF USE | Jul 14, 23 | Jan 16, 25 | Nox Box Technologies LLC |
| 2024/0418,157 | THRUST-QUANTITATIVELY-CONTROLLABLE AND SELF-NEUTRALIZABLE KAUFMAN ION THRUSTER AND USE METHOD THEREOF | Sep 04, 23 | Dec 19, 24 | Space Engineering University |
| 2024/0401,576 | HALL-EFFECT THRUSTER SYSTEM WITH APPLIED COUNTER-TORQUE | Aug 13, 24 | Dec 05, 24 | Not available |
| 2024/0392,761 | AIR-BREATHING PLASMA JET ENGINE | Sep 30, 22 | Nov 28, 24 | Not available |
| 2024/0392,760 | ELECTRODE SYSTEM AND CONTROL MECHANISM FOR ENGINES | May 27, 24 | Nov 28, 24 | Not available |
| 2024/0392,762 | DUCTED ELECTROAERODYNAMIC THRUSTERS | Sep 02, 22 | Nov 28, 24 | Massachusetts Institute of Technology |
| 2024/0376,874 | SUPER HIGH FREQUENCY PROPULSOR (FARADAY DRIVE) | Mar 18, 24 | Nov 14, 24 | Not available |
| 2024/0369,048 | Control Device And Plasma Energy Protective Apparatus For An Ion Thruster | Oct 11, 23 | Nov 07, 24 | Tesat-Spacecom GmbH & Co. KG |
| 2024/0359,830 | SPACECRAFT COMPRISING AN ELECTRICAL DEVICE AND AN ORIENTATION SYSTEM FOR SAID ELECTRICAL DEVICE | Aug 23, 22 | Oct 31, 24 | Not available |
| 2024/0309,858 | SYSTEMS AND METHODS FOR PROPULSION OF AN OBJECT IN A VACUUM | Feb 23, 24 | Sep 19, 24 | Orbital Arc Corporation |
| 2024/0263,623 | ELECTROSPRAY EMISSION APPARATUS | Mar 20, 24 | Aug 08, 24 | Accion Systems, Inc. |
| 2024/0246,700 | Magnetic Flux Engine for Spacecraft Propulsion | Mar 03, 24 | Jul 25, 24 | Overawe, LLC |
| 2024/0240,622 | Thermal Management System for Spacecraft Thruster | May 20, 22 | Jul 18, 24 | Not available |
| 2024/0228,065 | Magnetic Flux Engine for Spacecraft Propulsion | Feb 04, 24 | Jul 11, 24 | Overawe, LLC |
| 2024/0190,589 | Magnetic Flux Engine for Spacecraft Propulsion | Feb 22, 24 | Jun 13, 24 | Overawe, LLC |
| 2024/0182,188 | Magnetic Flux Engine for Spacecraft Propulsion | Feb 14, 24 | Jun 06, 24 | Overawe, LLC |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 30 Months (last 2 years Issuances)
- 30 Months (last 5 years Issuances)