- All sections
- B - Performing operationstransporting
- B21L - Making metal chains
- B21L 11/06 - Making chains or chain links of special shape each link being formed of a single member of which both ends are bent or shaped to engage the middle portion of the next link the ends being pierced or punched to form eyes the workpiece being of thin strip metal
Patent holdings for IPC class B21L 11/06
Total number of patents in this class: 3
10-year publication summary
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0
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0
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0
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0
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0
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0
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1
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1
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1
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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
|
|---|---|---|
| Marco Bicego S.p.A. | 18 |
2 |
| Crossfor Co., Ltd. | 53 |
1 |
| Other owners | 0 |