Rocket motor including an embedded charge assembly (ECA) configured to support a burn rate enhancement (BRE) wire
US-12454929-B1 · Oct 28, 2025 · US
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Propellant charge supports
Propellant charge supports · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F02K9/36 |
| Official title | Propellant charge supports |
| Display label | Propellant charge supports |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Multistage variable burning rate solid rocket motor and forming method
US-12454928-B2 · Oct 28, 2025 · US
Fiber reinforced polymer composite structures and electromagnetic induction process for making same
US-2025250393-A1 · Aug 7, 2025 · US
Multistage variable burning rate solid rocket motor and forming method
US-2025084806-A1 · Mar 13, 2025 · US
Multipulse rocket motor with pressure-equalizing channels
US-2024167435-A1 · May 23, 2024 · US
Thrust panel
US-11773808-B2 · Oct 3, 2023 · US
Thrust panel
US-2023235716-A1 · Jul 27, 2023 · US
Onboard structure convertible into a propellant for electric propulsion
US-11542926-B2 · Jan 3, 2023 · US
Variable thrust catapult
US-11300078-B2 · Apr 12, 2022 · US
Multirole materials for mission extension
US-2021380283-A1 · Dec 9, 2021 · US
Variable thrust catapult
US-2021222650-A1 · Jul 22, 2021 · US
Integrated thruster
US-10662898-B2 · May 26, 2020 · US
Method of connecting a skirt to a thruster body casing
US-10576671-B2 · Mar 3, 2020 · US
Aerospike rocket motor assembly
US-10378483-B2 · Aug 13, 2019 · US
Integrated thruster
US-2018106218-A1 · Apr 19, 2018 · US
Components with strain sensors and thermally reactive features and methods for monitoring the same
US-2017199087-A1 · Jul 13, 2017 · US
Aerospike rocket motor assembly
US-2017138310-A1 · May 18, 2017 · US
Systems and methods for casting hybrid rocket motor fuel grains
US-9429104-B2 · Aug 30, 2016 · US
Method of connecting a skirt to a thruster body casing
US-2016221236-A1 · Aug 4, 2016 · US