Recovering fuel vapour from aircraft fuel tank
US-2024092499-A1 · Mar 21, 2024 · US
Liquid-handling installations specially adapted for fuelling stationary aircraft
Liquid-handling installations specially adapted for fuelling stationary aircraft · 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 | B64F1/28 |
| Official title | Liquid-handling installations specially adapted for fuelling stationary aircraft |
| Display label | Liquid-handling installations specially adapted for fuelling stationary aircraft |
| Total patents | 137 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 4 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 13 |
| 2021 | 8 |
| 2022 | 15 |
| 2023 | 17 |
| 2024 | 25 |
| 2025 | 27 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods and systems for starting hydrogen powered gas generators
US-2024052782-A1 · Feb 15, 2024 · US
Methods and systems for starting hydrogen powered gas generators
US-2022381185-A1 · Dec 1, 2022 · US
Engine testing system and process
US-11486795-B2 · Nov 1, 2022 · US
Aircraft ground refueling management system
US-2022327500-A1 · Oct 13, 2022 · US
Engine testing system and process
US-2022307942-A1 · Sep 29, 2022 · US
Autonomous hydrogen refueling
US-11453514-B2 · Sep 27, 2022 · US
Autonomous seabased resupply system
US-2022266962-A1 · Aug 25, 2022 · US
Fluid system having a control valve and a monitoring system therefor
US-11414206-B2 · Aug 16, 2022 · US
Autonomous seabased resupply system
US-11338892-B2 · May 24, 2022 · US
Aircraft electrical power supply system and method of supplying electrical power in an aircraft
US-2022131165-A1 · Apr 28, 2022 · US
Heliport docking system
US-11286058-B2 · Mar 29, 2022 · US
En route fluid transmitting apparatus
US-11273926-B2 · Mar 15, 2022 · US
Recovering an unmanned vehicle
US-2022009628-A1 · Jan 13, 2022 · US
Mobile autonomous hydrogen refueling station
US-11142447-B2 · Oct 12, 2021 · US
Refuelling system
US-11066180-B2 · Jul 20, 2021 · US
Base station and vehicle thereof
US-2021197983-A1 · Jul 1, 2021 · US
Autonomous seabased resupply system
US-2021147043-A1 · May 20, 2021 · US
Aircraft refueling system with flow booster and method of using same
US-2021078728-A1 · Mar 18, 2021 · US
Self-aligning liquid coupler systems and related methods
US-2021070437-A1 · Mar 11, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64F1/28?
- CPC B64F1/28 is the Cooperative Patent Classification code for “Liquid-handling installations specially adapted for fuelling stationary aircraft.”
- How many patents are filed under CPC B64F1/28 (Liquid-handling installations specially adapted for fuelling stationary aircraft)?
- Our database includes 137 publications tagged with this CPC code.
- Is patent activity under CPC B64F1/28 growing?
- Publication counts under this code: 25 in 2024 vs 27 in 2025 (latest complete years).