- All sections
- B - Performing operations; transporting
- B28B - Shaping clay or other ceramic compositions; shaping slag; shaping mixtures containing cementitious material, e.g. plaster
- B28B 21/24 - Methods or machines specially adapted for the production of tubular articles by casting into moulds using compacting means using rotatable mould or core parts using compacting heads, rollers, or the like
Patent holdings for IPC class B28B 21/24
Total number of patents in this class: 5
10-year publication summary
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0
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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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0
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0
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0
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0
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| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Telefonaktiebolaget LM Ericsson (publ) | 26435 |
2 |
| Royal Bank of Canada | 1839 |
1 |
| Hawkeye Concrete Products Co. | 6 |
1 |
| Hawkeyepedershaab Concrete Technologies, Inc. | 28 |
1 |
| Other owners | 0 |