- All sections
- D - Textilespaper
- D21J - Fibreboardmanufacture of articles from cellulosic fibrous suspensions or from papier-mâché
- D21J 1/12 - Hardening
Patent holdings for IPC class D21J 1/12
Total number of patents in this class: 7
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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2
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2
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0
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1
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1
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fiberdom Oy | 12 |
2 |
| Société des Produits Nestlé S.A. | 9190 |
1 |
| University of Tennessee Research Foundation | 759 |
1 |
| Volkswagen AG | 7310 |
1 |
| Zeo IP Pty Ltd | 3 |
1 |
| Liaoning Xingqi Electric Material Limited Liability Company | 1 |
1 |
| Other owners | 0 |