- All sections
- D - Textilespaper
- D21H - Pulp compositionspreparation thereof not covered by subclasses , impregnating or coating of papertreatment of finished paper not covered by class or subclass paper not otherwise provided for
- D21H 17/47 - Condensation polymers of aldehydes or ketones
Patent holdings for IPC class D21H 17/47
Total number of patents in this class: 28
10-year publication summary
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1
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2
|
0
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0
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0
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2
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1
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1
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2
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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
|
|---|---|---|
| Kemira Oyj | 1239 |
8 |
| BASF SE | 21135 |
3 |
| Ecolab USA Inc. | 5702 |
3 |
| Solenis Technologies, L.P. | 327 |
2 |
| Elastopoli Oy | 4 |
1 |
| Nalco Company | 553 |
1 |
| Saint-Gobain Isover | 664 |
1 |
| Schoeller Technocell GmbH & Co. KG | 19 |
1 |
| S.p.c.m. SA | 238 |
1 |
| Trespa International B.V. | 79 |
1 |
| UPM-Kymmene Oyj | 52 |
1 |
| Vits Technology GmbH | 19 |
1 |
| Felix Schoeller GmbH & Co., KG | 47 |
1 |
| Solenis Technologies Cayman, L.P. | 37 |
1 |
| SNF Group | 383 |
1 |
| Solenis Technologies Cayman, L.P. | 30 |
1 |
| Other owners | 0 |