Dynamic counterbalance to perform chronic free-behaving research with small animals
US-2026053114-A1 · Feb 26, 2026 · US
with more than one pulley
with more than one pulley · 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 | B66D3/06 |
| Official title | with more than one pulley |
| Display label | with more than one pulley |
| Total patents | 53 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 1 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 2 |
| 2024 | 3 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lifting system and lifting method for a crane
US-2026015211-A1 · Jan 15, 2026 · US
Display device and vehicle
US-2025388083-A1 · Dec 25, 2025 · US
Double pulley, rescue device comprising such double pulley and method for using such rescue device
US-12428273-B2 · Sep 30, 2025 · US
Deflection roller, deflection roller package and wire saw
US-12208459-B2 · Jan 28, 2025 · US
Portable winch
US-11913588-B2 · Feb 27, 2024 · US
Hoisting system and method
US-11897738-B2 · Feb 13, 2024 · US
Double-reeved lifting device with a rotary locking mechanism
US-11866309-B2 · Jan 9, 2024 · US
Portable winch
US-2023100802-A1 · Mar 30, 2023 · US
Hoisting arrangement of a hoist of a crane
US-11554938-B2 · Jan 17, 2023 · US
Lifting system and lifting method for a crane
US-2022371862-A1 · Nov 24, 2022 · US
Deflection roller, deflection roller package and wire saw
US-2022355401-A1 · Nov 10, 2022 · US
Vertical lifting device and method
US-11479449-B2 · Oct 25, 2022 · US
Portable winch
US-11441722-B2 · Sep 13, 2022 · US
Fastening device for hoisting rope of hoisting device
US-11312600-B2 · Apr 26, 2022 · US
Double pulley, rescue device comprising such double pulley and method for using such rescue device
US-2022106171-A1 · Apr 7, 2022 · US
Double-reeved lifting device with a rotary locking mechanism
US-2022081266-A1 · Mar 17, 2022 · US
Super large tonnage detachable hook
US-11208300-B2 · Dec 28, 2021 · US
Hoisting arrangement of a hoist of a crane
US-2021362986-A1 · Nov 25, 2021 · US
Crane trolley
US-11059703-B2 · Jul 13, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66D3/06?
- CPC B66D3/06 is the Cooperative Patent Classification code for “with more than one pulley.”
- How many patents are filed under CPC B66D3/06 (with more than one pulley)?
- Our database includes 53 publications tagged with this CPC code.
- Is patent activity under CPC B66D3/06 growing?
- Publication counts under this code: 3 in 2024 vs 3 in 2025 (latest complete years).