- All sections
- B - Performing operationstransporting
- B22C - Foundry moulding
- B22C 21/02 - Sectional flasks, i.e. with divided, articulated, or interchangeable side sections
Patent holdings for IPC class B22C 21/02
Total number of patents in this class: 6
10-year publication summary
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0
|
1
|
1
|
0
|
0
|
0
|
1
|
0
|
1
|
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
|
|---|---|---|
| Seseong Co., Ltd. | 2 |
2 |
| United Technologies Corporation | 2220 |
1 |
| Fill Gesellschaft m.b.H. | 146 |
1 |
| SUFA Hengdian Machinery Co., Ltd CNNC | 1 |
1 |
| Metal Engineering Kabushiki Kaisha | 15 |
1 |
| Other owners | 0 |