- 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: 92
10-year publication summary
|
7
|
12
|
8
|
8
|
10
|
11
|
4
|
4
|
4
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Stora Enso Oyj | 1635 |
17 |
| Domtar Paper Company, LLC | 123 |
7 |
| Kimberly-clark Worldwide, Inc. | 5298 |
5 |
| Billerud AB | 146 |
5 |
| Mondi AG | 205 |
4 |
| UPM-Kymmene Corporation | 983 |
4 |
| Hewlett-Packard Development Company, L.P. | 25317 |
3 |
| Billerudkorsnas AB | 88 |
3 |
| Fiberlean Technologies Limited | 103 |
2 |
| Metsa Board Oyj | 52 |
2 |
| Nippon Paper Industries Co., Ltd. | 839 |
2 |
| WestRock MWV, LLC | 331 |
2 |
| Lusbio, Inc. | 6 |
2 |
| Apple Inc. | 58268 |
1 |
| BASF SE | 21165 |
1 |
| Hyundai Motor Company | 24105 |
1 |
| API Intellectual Property Holdings, LLC | 77 |
1 |
| FPInnovations | 226 |
1 |
| Hollingsworth & Vose Company | 301 |
1 |
| Kemira Oyj | 1244 |
1 |
| Other owners | 27 |