- All sections
- B - Performing operationstransporting
- B21L - Making metal chains
- B21L 11/10 - Making chains or chain links of special shape the chain links having opposed correspondingly shaped cylindrical and hook-like parts of which one part forms a hinge-like support for the adjacent link
Patent holdings for IPC class B21L 11/10
Total number of patents in this class: 5
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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3
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1
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Danieli & C. Officine Meccaniche S.p.A. | 721 |
2 |
| Matisa Materiel Industriel SA | 74 |
1 |
| Rexnord FlatTop Europe B.V. | 77 |
1 |
| Ombi S.r.l. | 4 |
1 |
| Other owners | 0 |