Vehicle winch system
US-12441591-B2 · Oct 14, 2025 · US
Capstans
Capstans · 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 | B66D1/74 |
| Official title | Capstans |
| Display label | Capstans |
| Total patents | 30 |
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 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2019 | 7 |
| 2020 | 2 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 6 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Working machine, in particular crane, with motor brake
US-2025243038-A1 · Jul 31, 2025 · US
Devices, systems and methods for controlling cable drive mechanisms
US-2025214230-A1 · Jul 3, 2025 · US
Civil engineering device and method for operating a civil engineering device
US-2025067018-A1 · Feb 27, 2025 · US
Devices, systems and methods for controlling cable drive mechanisms
US-12208520-B2 · Jan 28, 2025 · US
Line tensioner
US-12091294-B2 · Sep 17, 2024 · US
Capstan with integrated torque limiting overload clutch
US-2024300785-A1 · Sep 12, 2024 · US
Vehicle winch system
US-2024253955-A1 · Aug 1, 2024 · US
Cable tensioning capstan assembly with independently rotatable flange
US-11987479-B2 · May 21, 2024 · US
Devices, systems and methods for controlling cable drive mechanisms
US-2024149438-A1 · May 9, 2024 · US
Portable winch
US-11913588-B2 · Feb 27, 2024 · US
Portable winch
US-2023100802-A1 · Mar 30, 2023 · US
Line Tensioner
US-2022324683-A1 · Oct 13, 2022 · US
Cable tensioning capstan assembly with independently rotatable flange
US-2022315376-A1 · Oct 6, 2022 · US
Portable winch
US-11441722-B2 · Sep 13, 2022 · US
Portable winch
US-2021078841-A1 · Mar 18, 2021 · US
Portable winch
US-10865081-B2 · Dec 15, 2020 · US
Lift assembly systems and methods
US-10799809-B2 · Oct 13, 2020 · US
Rotatable shaft with fluid actuated lock piston
US-10465758-B2 · Nov 5, 2019 · US
Lift assembly systems and methods
US-2019291019-A1 · Sep 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66D1/74?
- CPC B66D1/74 is the Cooperative Patent Classification code for “Capstans.”
- How many patents are filed under CPC B66D1/74 (Capstans)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC B66D1/74 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).