- All sections
- B - Performing operationstransporting
- B21L - Making metal chains
- B21L 7/00 - Making chains or chain links by cutting single loops or loop-parts from coils, assembling the cut parts and subsequently subjecting same to twisting with or without welding
Patent holdings for IPC class B21L 7/00
Total number of patents in this class: 3
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
0
|
1
|
1
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Boeing Company | 20139 |
1 |
| Sisma S.p.A. | 55 |
1 |
| Ombi S.r.l. | 4 |
1 |
| Other owners | 0 |