- All sections
- B - Performing operationstransporting
- B61F - Rail vehicle suspensions, e.g. underframes, bogies or arrangements of wheel axlesrail vehicles for use on tracks of different widthpreventing derailing of rail vehicleswheel guards, obstruction removers or the like for rail vehicles
- B61F 11/00 - Rail vehicles characterised by rail-engaging elements other than wheels, e.g. balls
Patent holdings for IPC class B61F 11/00
Total number of patents in this class: 6
10-year publication summary
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1
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0
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2
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0
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0
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0
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2
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0
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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
|
|---|---|---|
| Hyperloop Technologies, Inc. | 181 |
2 |
| Mass Electric Construction Co. | 9 |
2 |
| K-technology USA, Inc. | 11 |
1 |
| Trinity Industries, Inc. | 73 |
1 |
| Other owners | 0 |