Compact propeller blade retention assembly
US-2023249811-A1 · Aug 10, 2023 · US
Retention means relieving the stress from the arm, e.g. tie-bars · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B64C27/327 |
| Official title | {Retention means relieving the stress from the arm, e.g. tie-bars} |
| Display label | Retention means relieving the stress from the arm, e.g. tie-bars |
| Total patents | 9 |
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2023 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-2023249811-A1 · Aug 10, 2023 · US
US-11554858-B2 · Jan 17, 2023 · US
US-2020385108-A1 · Dec 10, 2020 · US
US-10696386-B2 · Jun 30, 2020 · US
US-10501174-B2 · Dec 10, 2019 · US
US-2019092457-A1 · Mar 28, 2019 · US
US-2019009896-A1 · Jan 10, 2019 · US
US-2018305006-A1 · Oct 25, 2018 · US
US-2018281937-A1 · Oct 4, 2018 · US