Curve of constant width projectile system
US-12578174-B2 · Mar 17, 2026 · US
Projectiles or missiles characterised by arrangements for guiding or sealing them inside barrels, or for lubricating or cleaning barrels
Projectiles or missiles characterised by arrangements for guiding or sealing them inside barrels, or for lubricating or cleaning barrels · 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 | F42B14/00 |
| Official title | Projectiles or missiles characterised by arrangements for guiding or sealing them inside barrels, or for lubricating or cleaning barrels |
| Display label | Projectiles or missiles characterised by arrangements for guiding or sealing them inside barrels, or for lubricating or cleaning barrels |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 1 |
| 2019 | 3 |
| 2020 | 1 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Barrier-breaching munition
US-12332032-B2 · Jun 17, 2025 · US
Barrel and launching device as well as method for firing off a projectile
US-12305944-B2 · May 20, 2025 · US
Barrier-breaching munition
US-2025093137-A1 · Mar 20, 2025 · US
Projectile
US-2024310155-A1 · Sep 19, 2024 · US
Barrel and launching device as well as method for firing off a projectile
US-2024295375-A1 · Sep 5, 2024 · US
Projectile and fuse with brake
US-2024200917-A1 · Jun 20, 2024 · US
Projectile and fuse with fin
US-2024191980-A1 · Jun 13, 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
Reduced stiffness barrel fired projectile
US-11781843-B2 · Oct 10, 2023 · US
Bullet with negative Poisson's ratio effect and method of designing thereof
US-11578959-B2 · Feb 14, 2023 · US
Hinge with internal on-axis rotational stop and shearing mechanisms
US-2022397150-A1 · Dec 15, 2022 · US
Reduced stiffness barrel fired projectile
US-2022364838-A1 · Nov 17, 2022 · US
Cartridge with improved penetration and expansion bullet
US-2022349689-A1 · Nov 3, 2022 · US
Reduced stiffness barrel fired projectile
US-11333472-B1 · May 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
Bullet with negative poisson's ratio effect and method of designing thereof
US-2021231422-A1 · Jul 29, 2021 · US
Obturator, which is an integral part of the driving band, on an artillery projectile
US-11035655-B2 · Jun 15, 2021 · US
Obturator, which is an integral part of the driving band, on an artillery projectile
US-2020080823-A1 · Mar 12, 2020 · US
Indirect fire mission training system - artillery ammunition management
US-2019101352-A1 · Apr 4, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F42B14/00?
- CPC F42B14/00 is the Cooperative Patent Classification code for “Projectiles or missiles characterised by arrangements for guiding or sealing them inside barrels, or for lubricating or cleaning barrels.”
- How many patents are filed under CPC F42B14/00 (Projectiles or missiles characterised by arrangements for guiding or sealing them inside barrels, or for lubricating or cleaning barrels)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC F42B14/00 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).