Rocket motor including an embedded charge assembly (ECA) configured to support a burn rate enhancement (BRE) wire
US-12454929-B1 · Oct 28, 2025 · US
Burning control {(F02K9/10, F02K9/34, F02K9/86, F02K9/92 and F02K9/94 take precedence)}
Burning control {(F02K9/10, F02K9/34, F02K9/86, F02K9/92 and F02K9/94 take precedence)} · 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 | F02K9/26 |
| Official title | Burning control {(F02K9/10, F02K9/34, F02K9/86, F02K9/92 and F02K9/94 take precedence)} |
| Display label | Burning control {(F02K9/10, F02K9/34, F02K9/86, F02K9/92 and F02K9/94 take precedence)} |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 3 |
| 2025 | 3 |
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
Multistage variable burning rate solid rocket motor and forming method
US-2025084806-A1 · Mar 13, 2025 · US
Multi-pulse propulsion system with passive initiation
US-11988173-B2 · May 21, 2024 · US
Multi-stage propellant systems, assemblies, and methods
US-11884408-B2 · Jan 30, 2024 · US
Metal-stabilized propellant grain for gun-fired rocket motor, and rocket motor baffled end cap for reliable gunfire
US-11879410-B2 · Jan 23, 2024 · US
Propulsion system with initiators for selective activation of multiple rocket motors
US-11846252-B2 · Dec 19, 2023 · US
Propulsion system with grooved inert rods for reactive wire
US-11746728-B1 · Sep 5, 2023 · US
Rocket motor with embedded burnable cutting explosive energetic material
US-11732676-B1 · Aug 22, 2023 · US
Multi-stage propellant systems, assemblies, and methods
US-2023166851-A1 · Jun 1, 2023 · US
Propulsion system with initiators for selective activation of multiple rocket motors
US-2023072320-A1 · Mar 9, 2023 · US
Variable burn-rate solid rocket motor ignition method
US-11530669-B2 · Dec 20, 2022 · US
Thrust augmentation of an additively manufactured hybrid rocket system using secondary oxidizer injection
US-11408376-B2 · Aug 9, 2022 · US
Multi-pulse propulsion system with passive initiation
US-2022120241-A1 · Apr 21, 2022 · US
Variable burn-rate solid rocket motor ignition method
US-2022082066-A1 · Mar 17, 2022 · US
Metal-stabilized propellant grain for gun-fired rocket motor, and rocket motor baffled end cap for reliable gunfire
US-2022025835-A1 · Jan 27, 2022 · US
Precursor formulations of a solid propellant, solid propellants including a reaction product of the precursor formulation, rocket motors including the solid propellant, and related methods
US-11192831-B2 · Dec 7, 2021 · US
Utilizing electrically actuated explosives downhole
US-11021936-B2 · Jun 1, 2021 · US
Thrust augmentation of an additively manufactured hybrid rocket system using secondary oxidizer injection
US-2020370513-A1 · Nov 26, 2020 · US
Thermally initiated variable venting system for rocket motor
US-10830181-B2 · Nov 10, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F02K9/26?
- CPC F02K9/26 is the Cooperative Patent Classification code for “Burning control {(F02K9/10, F02K9/34, F02K9/86, F02K9/92 and F02K9/94 take precedence)}.”
- How many patents are filed under CPC F02K9/26 (Burning control {(F02K9/10, F02K9/34, F02K9/86, F02K9/92 and F02K9/94 take precedence)})?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC F02K9/26 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).