- 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 17/33 - Synthetic macromolecular compounds
Patent holdings for IPC class D21H 17/33
Total number of patents in this class: 193
10-year publication summary
|
8
|
9
|
13
|
6
|
12
|
9
|
9
|
2
|
6
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kemira Oyj | 1228 |
22 |
| Ecolab USA Inc. | 5607 |
16 |
| The Procter & Gamble Company | 22025 |
11 |
| Kimberly-clark Worldwide, Inc. | 5323 |
10 |
| Stora Enso Oyj | 1665 |
9 |
| International Paper Company | 749 |
8 |
| Nalco Company | 564 |
8 |
| Solenis Technologies Cayman, L.P. | 312 |
8 |
| Solenis Technologies, L.P. | 313 |
5 |
| SOLENIS TECHNOLOGIES, L.P., Solenis International, L.P., a Delaware limited partnership, DBA Solenis Technologies, L.P. | 130 |
5 |
| Seiko Epson Corporation | 19708 |
4 |
| FPInnovations | 231 |
4 |
| Buckman Laboratories International, Inc. | 242 |
3 |
| hülsta-werke Hüls GmbH & Co. KG | 35 |
3 |
| Performance BioFilaments Inc. | 14 |
3 |
| Surface Technologies GmbH & Co. KG | 45 |
3 |
| Solenis Technologies Cayman, L.P. | 39 |
3 |
| 3m Innovative Properties Company | 17717 |
2 |
| Siemens AG | 24323 |
2 |
| Dow Global Technologies LLC | 10582 |
2 |
| Other owners | 62 |