Emergency release mechanism of fluid loading equipment
US-12467571-B2 · Nov 11, 2025 · US
Apparatus or devices for transferring liquids when loading or unloading ships (ship-based equipment B63B27/00)
Apparatus or devices for transferring liquids when loading or unloading ships (ship-based equipment B63B27/00) · 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 | B67D9/00 |
| Official title | Apparatus or devices for transferring liquids when loading or unloading ships (ship-based equipment B63B27/00) |
| Display label | Apparatus or devices for transferring liquids when loading or unloading ships (ship-based equipment B63B27/00) |
| Total patents | 67 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 9 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 7 |
| 2025 | 11 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Portable cargo handling equipment for liquid hydrogen and emergency release method
US-12422098-B2 · Sep 23, 2025 · US
Hydrogen production and conveyance system and method
US-2025230790-A1 · Jul 17, 2025 · US
Hydrogen production and conveyance system and method
US-2025179985-A1 · Jun 5, 2025 · US
Hydrogen production and conveyance system
US-12215663-B2 · Feb 4, 2025 · US
Transfer Device for a Fluid
US-2024308839-A1 · Sep 19, 2024 · US
Emergency release mechanism of fluid loading equipment
US-2024301965-A1 · Sep 12, 2024 · US
Portable cargo handling equipment for liquid hydrogen
US-2024230031-A9 · Jul 11, 2024 · US
System for the transfer and gravitational drainage of a gas in liquid form
US-12017903-B2 · Jun 25, 2024 · US
Portable cargo handling equipment for liquid hydrogen
US-2024133523-A1 · Apr 25, 2024 · US
Sealed wall with reinforced corrugated membrane
US-11913604-B2 · Feb 27, 2024 · US
Portable cargo handling equipment for liquid hydrogen and emergency release method
US-2024052977-A1 · Feb 15, 2024 · US
Emergency release mechanism for fluid loading equipment
US-11815212-B2 · Nov 14, 2023 · US
Sealed and thermally insulating tank comprising an angle bracket
US-RE49627-E · Aug 29, 2023 · US
System for the transfer and gravitational drainage of a gas in liquid form
US-2023192470-A1 · Jun 22, 2023 · US
Fluid loading joint
US-11608923-B2 · Mar 21, 2023 · US
Fluid loading joint and fluid loading equipment
US-11608263-B2 · Mar 21, 2023 · US
Hydrogen production and conveyance system
US-2022349374-A1 · Nov 3, 2022 · US
System and apparatus for autonomously fueling an unmanned surface vehicle
US-11479458-B1 · Oct 25, 2022 · US
Hydrogen production and conveyance system
US-11391261-B2 · Jul 19, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B67D9/00?
- CPC B67D9/00 is the Cooperative Patent Classification code for “Apparatus or devices for transferring liquids when loading or unloading ships (ship-based equipment B63B27/00).”
- How many patents are filed under CPC B67D9/00 (Apparatus or devices for transferring liquids when loading or unloading ships (ship-based equipment B63B27/00))?
- Our database includes 67 publications tagged with this CPC code.
- Is patent activity under CPC B67D9/00 growing?
- Publication counts under this code: 7 in 2024 vs 11 in 2025 (latest complete years).