- 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 11/10 - Mixtures of chemical and mechanical pulp
Patent holdings for IPC class D21H 11/10
Total number of patents in this class: 86
10-year publication summary
|
9
|
6
|
10
|
8
|
8
|
9
|
10
|
4
|
4
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1656 |
15 |
| Domtar Paper Company, LLC | 122 |
7 |
| Kimberly-clark Worldwide, Inc. | 5455 |
5 |
| Billerud AB | 126 |
4 |
| Hewlett-Packard Development Company, L.P. | 25793 |
3 |
| Billerudkorsnas AB | 88 |
3 |
| Mondi AG | 174 |
3 |
| UPM-Kymmene Corporation | 940 |
3 |
| Fiberlean Technologies Limited | 114 |
2 |
| Metsa Board Oyj | 53 |
2 |
| Nippon Paper Industries Co., Ltd. | 832 |
2 |
| WestRock MWV, LLC | 336 |
2 |
| Lusbio, Inc. | 6 |
2 |
| Apple Inc. | 55446 |
1 |
| BASF SE | 20991 |
1 |
| Hyundai Motor Company | 22315 |
1 |
| API Intellectual Property Holdings, LLC | 78 |
1 |
| FPInnovations | 241 |
1 |
| Hollingsworth & Vose Company | 296 |
1 |
| International Paper Company | 785 |
1 |
| Other owners | 26 |