- All sections
- B - Performing operationstransporting
- B66F - Hoisting, lifting, hauling, or pushing, not otherwise provided for, e.g. devices which apply a lifting or pushing force directly to the surface of a load
- B66F 3/04 - Devices, e.g. jacks, adapted for uninterrupted lifting of loads with racks actuated by pinions with several racks
Patent holdings for IPC class B66F 3/04
Total number of patents in this class: 4
10-year publication summary
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0
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0
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0
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1
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0
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1
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0
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1
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0
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Heil Co. | 307 |
1 |
| Seabed Rig AS | 14 |
1 |
| Boxtics Inc. | 1 |
1 |
| Ezpack Bridgeport, LLC | 3 |
1 |
| Other owners | 0 |