Aerial vehicle fluid control system with multi-way flow regulator
US-2024076034-A1 · Mar 7, 2024 · US
adjustable
adjustable · 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 | B64C21/08 |
| Official title | adjustable |
| Display label | adjustable |
| Total patents | 266 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 18 |
| 2016 | 16 |
| 2017 | 25 |
| 2018 | 23 |
| 2019 | 23 |
| 2020 | 31 |
| 2021 | 38 |
| 2022 | 25 |
| 2023 | 23 |
| 2024 | 23 |
| 2025 | 19 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Active flow control devices for aircraft wings
US-2017361918-A1 · Dec 21, 2017 · US
Distributed Compressor for Improved Integration and Performance of an Active Fluid Flow Control System
US-2017349268-A1 · Dec 7, 2017 · US
Synchronization of fluidic actuators
US-2017313411-A1 · Nov 2, 2017 · US
High-lift device of air vehicle
US-9789955-B1 · Oct 17, 2017 · US
High-lift device of air vehicle
US-2017291688-A1 · Oct 12, 2017 · US
Aircraft wing structure and associated method for addressing lift and drag
US-2017259909-A1 · Sep 14, 2017 · US
Control of hypersonic boundary layer transition
US-2017240271-A1 · Aug 24, 2017 · US
Synchronization of fluidic actuators
US-9718538-B2 · Aug 1, 2017 · US
High-lift device of air vehicle
US-9714079-B2 · Jul 25, 2017 · US
Methods and apparatus for robust lift generation
US-9714082-B2 · Jul 25, 2017 · US
Fluidic oscillator device
US-2017174325-A1 · Jun 22, 2017 · US
Active aircraft pylon noise control system
US-9669921-B2 · Jun 6, 2017 · US
Air ejection device comprising an aerodynamic profile provided with a slot obturating flexible tongue
US-9656742-B2 · May 23, 2017 · US
Aircraft with wings and a system for minimizing the influence of unsteady flow states
US-9656740-B2 · May 23, 2017 · US
Positionable ejector member for ejector enhanced boundary layer alleviation
US-9630706-B2 · Apr 25, 2017 · US
Wide fuselage aircraft with increased boundary layer ingestion
US-9611034-B1 · Apr 4, 2017 · US
Cooperative actuator system for active flow control
US-2017081022-A1 · Mar 23, 2017 · US
Variable geometry flush boundary diverter
US-2017066527-A1 · Mar 9, 2017 · US
Augmented propulsion system with boundary layer suction and wake blowing
US-9587585-B1 · Mar 7, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64C21/08?
- CPC B64C21/08 is the Cooperative Patent Classification code for “adjustable.”
- How many patents are filed under CPC B64C21/08 (adjustable)?
- Our database includes 266 publications tagged with this CPC code.
- Is patent activity under CPC B64C21/08 growing?
- Publication counts under this code: 23 in 2024 vs 19 in 2025 (latest complete years).