Propeller blade
US-2024109645-A1 · Apr 4, 2024 · US
Fabricated blades
Fabricated blades · 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 | B64C11/26 |
| Official title | Fabricated blades |
| Display label | Fabricated blades |
| Total patents | 228 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 14 |
| 2017 | 12 |
| 2018 | 13 |
| 2019 | 23 |
| 2020 | 23 |
| 2021 | 17 |
| 2022 | 21 |
| 2023 | 21 |
| 2024 | 27 |
| 2025 | 29 |
| 2026 | 15 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Rotor blade
US-2019389128-A1 · Dec 26, 2019 · US
Fan blade
US-2019360344-A1 · Nov 28, 2019 · US
Composite propeller blade for an aircraft
US-10414487-B2 · Sep 17, 2019 · US
Propeller assembly
US-2019248472-A1 · Aug 15, 2019 · US
Fan blade with composite cover and sacrificial filler
US-10344772-B2 · Jul 9, 2019 · US
Methods of customizing, manufacturing, and repairing a rotor blade using additive manufacturing processes and a rotor blade incorporating the same
US-2019032491-A1 · Jan 31, 2019 · US
Joint assembly and method of forming thereof
US-10167075-B2 · Jan 1, 2019 · US
Composite blade and method of manufacture
US-2018334912-A1 · Nov 22, 2018 · US
Aircraft blade and methods of forming and repairing an aircraft blade
US-2018333922-A1 · Nov 22, 2018 · US
Three dimensional auxetic structure, manufacturing method and tooling
US-2018312239-A1 · Nov 1, 2018 · US
Propeller blade for an aircraft engine
US-10023299-B2 · Jul 17, 2018 · US
Blade arrangement of a jet engine or an aircraft propeller
US-10012105-B2 · Jul 3, 2018 · US
Folding proprotor blade assembly having integral tang assembly
US-9981736-B2 · May 29, 2018 · US
Reinforced Blade
US-2018128112-A1 · May 10, 2018 · US
Reinforced blade and spar
US-2018127088-A1 · May 10, 2018 · US
Reinforced blade and spar
US-2018127087-A1 · May 10, 2018 · US
Composite Structure
US-2018126687-A1 · May 10, 2018 · US
Propeller blade and method
US-9920629-B2 · Mar 20, 2018 · US
Automated Variable Pitch Propeller Blade
US-2018043988-A1 · Feb 15, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B64C11/26?
- CPC B64C11/26 is the Cooperative Patent Classification code for “Fabricated blades.”
- How many patents are filed under CPC B64C11/26 (Fabricated blades)?
- Our database includes 228 publications tagged with this CPC code.
- Is patent activity under CPC B64C11/26 growing?
- Publication counts under this code: 27 in 2024 vs 29 in 2025 (latest complete years).