Reusable space transportation system
US-2024010360-A1 · Jan 11, 2024 · US
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Hybrid rocket engines
Hybrid rocket engines · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B64G1/404 |
| Official title | {Hybrid rocket engines} |
| Display label | Hybrid rocket engines |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hybrid rocket
US-11473530-B2 · Oct 18, 2022 · US
Solid fuel and hybrid rocket
US-2021277847-A1 · Sep 9, 2021 · US
Liquid fuel metering in a hybrid rocket-like liquid rocket motor
US-10837407-B2 · Nov 17, 2020 · US
Space propulsion module having both electric and solid fuel chemical propulsion
US-10532833-B2 · Jan 14, 2020 · US
Space vehicle with electric propulsion and solid propellant chemical propulsion
US-10442558-B2 · Oct 15, 2019 · US
Hydrogen peroxide catalyst
US-10364151-B2 · Jul 30, 2019 · US
Method and device for deflection of space debris
US-10336474-B2 · Jul 2, 2019 · US
Electrically operated propellant thrust assist for supplementing airplane takeoff, landing or in-flight maneuverability
US-2018273193-A1 · Sep 27, 2018 · US
Liquid fuel metering in a hybrid rocket-like liquid rocket motor
US-2017130674-A1 · May 11, 2017 · US
Systems and methods for casting hybrid rocket motor fuel grains
US-9429104-B2 · Aug 30, 2016 · US
Hydrogen peroxide catalyst
US-2016229694-A1 · Aug 11, 2016 · US
Space propulsion module having both electric and solid fuel chemical propulsion
US-2016001898-A1 · Jan 7, 2016 · US
Space vehicle with electric propulsion and solid propellant chemical propulsion
US-2015021439-A1 · Jan 22, 2015 · US