Hoist hook and transporting method of article using the hoist hook
US-12503342-B2 · Dec 23, 2025 · US
Duplicate, e.g. pivoted, members engaging the loads from two sides
Duplicate, e.g. pivoted, members engaging the loads from two sides · 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 | B66C1/28 |
| Official title | Duplicate, e.g. pivoted, members engaging the loads from two sides |
| Display label | Duplicate, e.g. pivoted, members engaging the loads from two sides |
| Total patents | 52 |
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 | 5 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 10 |
| 2024 | 9 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Article transport vehicle
US-12459788-B2 · Nov 4, 2025 · US
Transport vehicle
US-2025276880-A1 · Sep 4, 2025 · US
Hoist hook and transporting method of article using the hoist hook
US-2025270074-A1 · Aug 28, 2025 · US
Hoist hook and transporting method of article using the hoist hook
US-2025263273-A1 · Aug 21, 2025 · US
Tire transport apparatus
US-12378084-B2 · Aug 5, 2025 · US
Gripping device and robot having the same
US-2025073919-A1 · Mar 6, 2025 · US
Ceiling carrier
US-2024375867-A1 · Nov 14, 2024 · US
Gripper device, conveyance vehicle, and conveyance method
US-12139176-B2 · Nov 12, 2024 · US
Gripper device, conveyance vehicle, and conveyance method
US-12106990-B2 · Oct 1, 2024 · US
Modular unmanned line/tool emplacement (MULE) hook
US-12084314-B1 · Sep 10, 2024 · US
Article transport vehicle
US-12087607-B2 · Sep 10, 2024 · US
Pneumatically operated web lifting tongs
US-2024181732-A1 · Jun 6, 2024 · US
Tire transport apparatus
US-2024083695-A1 · Mar 14, 2024 · US
Modular unmanned line/tool emplacement (MULE) hook
US-11926507-B1 · Mar 12, 2024 · US
Article Elevating Device
US-2024063040-A1 · Feb 22, 2024 · US
Lifting apparatus for hoisting a gyratory crusher spider
US-11827496-B2 · Nov 28, 2023 · US
Pressing and stretching structure and clamping structure of container spreader
US-2023348234-A1 · Nov 2, 2023 · US
Lifting apparatus for hoisting a gyratory crusher spider
US-2023322526-A1 · Oct 12, 2023 · US
Single point lifting structure for a work machine
US-11753794-B2 · Sep 12, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B66C1/28?
- CPC B66C1/28 is the Cooperative Patent Classification code for “Duplicate, e.g. pivoted, members engaging the loads from two sides.”
- How many patents are filed under CPC B66C1/28 (Duplicate, e.g. pivoted, members engaging the loads from two sides)?
- Our database includes 52 publications tagged with this CPC code.
- Is patent activity under CPC B66C1/28 growing?
- Publication counts under this code: 9 in 2024 vs 7 in 2025 (latest complete years).