- All sections
- B - Performing operationstransporting
- B28B - Shaping clay or other ceramic compositionsshaping slagshaping mixtures containing cementitious material, e.g. plaster
- B28B 21/80 - Moulds adapted to centrifugal or rotational moulding
Patent holdings for IPC class B28B 21/80
Total number of patents in this class: 4
10-year publication summary
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1
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0
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0
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1
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0
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1
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0
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1
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0
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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
|
|---|---|---|
| Telefonaktiebolaget LM Ericsson (publ) | 28095 |
2 |
| Jiangsu Dongpu Pile.co., Ltd. | 3 |
1 |
| Yoojungresicon Co.,Ltd | 1 |
1 |
| Other owners | 0 |