- All sections
- C - Chemistrymetallurgy
- C03B - Manufacture or shaping of glass, or of mineral or slag woolsupplementary processes in the manufacture or shaping of glass, or of mineral or slag wool
- C03B 7/09 - Spout blocks
Patent holdings for IPC class C03B 7/09
Total number of patents in this class: 4
10-year publication summary
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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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1
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0
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0
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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
|
|---|---|---|
| Gebr. Krallmann GmbH | 12 |
2 |
| Schuler Pressen GmbH | 131 |
1 |
| Nihon Taisanbin Kogyou Kabushiki Kaisha | 5 |
1 |
| Other owners | 0 |