- All sections
- B - Performing operationstransporting
- B21B - Rolling of metal
- B21B 41/02 - Returning work to repeat the pass or passes
Patent holdings for IPC class B21B 41/02
Total number of patents in this class: 4
10-year publication summary
|
0
|
0
|
0
|
0
|
0
|
2
|
0
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vesuvius Group S.A. | 97 |
1 |
| Vesuvius USA Corporation | 92 |
1 |
| Vesuvius U S a Corporation | 50 |
1 |
| Materion Newton Inc. | 66 |
1 |
| Other owners | 0 |