An opening system for containers that are under pressure
US-2025296748-A1 · Sep 25, 2025 · US
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from below the surface of the water
from below the surface of the water · 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 | F41F3/10 |
| Official title | from below the surface of the water |
| Display label | from below the surface of the water |
| Total patents | 22 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 4 |
| 2021 | 1 |
| 2022 | 2 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Projectile launch apparatus for use in fluid environments
US-12281875-B2 · Apr 22, 2025 · US
Device and method for launching an underwater projectile from a watercraft
US-12017741-B2 · Jun 25, 2024 · US
Projectile launch apparatus for use in fluid environments
US-2024003659-A1 · Jan 4, 2024 · US
Internal countermeasure launcher having a hybrid ram ejection pump
US-11320238-B1 · May 3, 2022 · US
Device and method for launching an underwater projectile from a watercraft
US-2022009607-A1 · Jan 13, 2022 · US
Launch speed multiplier
US-11112213-B1 · Sep 7, 2021 · US
Launched air vehicle system
US-10421558-B2 · Sep 24, 2019 · US
Launcher for underwater vehicle
US-10384753-B2 · Aug 20, 2019 · US
Launcher for underwater vehicle
US-2019144091-A1 · May 16, 2019 · US
Launching apparatus for underwater payload
US-10181779-B2 · Jan 15, 2019 · US
Torpedo power cable guide system
US-10077852-B2 · Sep 18, 2018 · US
Launched air vehicle system
US-2018257792-A1 · Sep 13, 2018 · US
Submarine pressure vessel launch canister
US-10065720-B2 · Sep 4, 2018 · US
Launched air vehicle system
US-9938021-B2 · Apr 10, 2018 · US
Torpedo power cable attachment hardware
US-9810347-B1 · Nov 7, 2017 · US
Submarine pressure vessel launch canister
US-2017183069-A1 · Jun 29, 2017 · US
Launching apparatus for underwater payload
US-2016372999-A1 · Dec 22, 2016 · US
Small vehicle encapsulation for torpedo tube vehicle launch
US-9488438-B1 · Nov 8, 2016 · US
Catamaran surface vessel with removable mission-specific payload module
US-9291438-B2 · Mar 22, 2016 · US