- 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: 192
10-year publication summary
|
12
|
14
|
8
|
15
|
11
|
10
|
3
|
7
|
8
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kemira Oyj | 1264 |
19 |
| Ecolab USA Inc. | 5820 |
16 |
| The Procter & Gamble Company | 21859 |
11 |
| Kimberly-clark Worldwide, Inc. | 5255 |
10 |
| Solenis Technologies Cayman, L.P. | 321 |
10 |
| Stora Enso Oyj | 1660 |
10 |
| Nalco Company | 533 |
8 |
| SOLENIS TECHNOLOGIES, L.P., Solenis International, L.P., a Delaware limited partnership, DBA Solenis Technologies, L.P. | 226 |
6 |
| Solenis Technologies, L.P. | 303 |
5 |
| Seiko Epson Corporation | 20365 |
4 |
| Buckman Laboratories International, Inc. | 240 |
3 |
| FPInnovations | 224 |
3 |
| hülsta-werke Hüls GmbH & Co. KG | 40 |
3 |
| International Paper Company | 598 |
3 |
| Surface Technologies GmbH & Co. KG | 47 |
3 |
| Solenis Technologies Cayman, L.P. | 34 |
3 |
| GCF US Holdings LLC | 140 |
3 |
| 3m Innovative Properties Company | 17459 |
2 |
| Siemens AG | 23983 |
2 |
| Dow Global Technologies LLC | 11008 |
2 |
| Other owners | 66 |