- 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 17/50 - Acyclic compounds
Patent holdings for IPC class D21H 17/50
Total number of patents in this class: 8
10-year publication summary
|
2
|
0
|
0
|
1
|
0
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2
|
0
|
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
|
|---|---|---|
| Ecolab USA Inc. | 5837 |
4 |
| Kimberly-clark Worldwide, Inc. | 5254 |
1 |
| Buckman Laboratories International, Inc. | 239 |
1 |
| Stora Enso Oyj | 1662 |
1 |
| Inveresk plc | 2 |
1 |
| Other owners | 0 |