- All sections
- D - Textilespaper
- D21B - Fibrous raw materials or their mechanical treatment
- D21B 1/36 - Explosive disintegration by sudden pressure reduction
Patent holdings for IPC class D21B 1/36
Total number of patents in this class: 97
10-year publication summary
|
4
|
6
|
11
|
14
|
13
|
5
|
12
|
7
|
8
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valmet AB | 538 |
29 |
| IFG Technologies, LLC | 9 |
4 |
| Andritz Inc. | 326 |
3 |
| Biochemtex S.p.A. | 31 |
3 |
| Borregaard AS | 127 |
3 |
| Versalis S.P.A. | 528 |
3 |
| Beta Renewables, S.p.A. | 25 |
2 |
| Daprox AB | 15 |
2 |
| IKEA Supply AG | 213 |
2 |
| Jiangnan University | 1600 |
2 |
| Sekab E-Technology AB | 71 |
2 |
| Shandong Agricultural University | 46 |
2 |
| Unilin, BVBA | 83 |
2 |
| UPM-Kymmene Corporation | 981 |
2 |
| Repulping Technology GmbH & Co. KG | 3 |
2 |
| Xinyangfeng Agricultural Technology Co., Ltd. | 2 |
2 |
| UNILIN, besloten vennootschap | 982 |
2 |
| Thermo Pressure Technologies Limited | 3 |
2 |
| Ymir Technologies ehf. | 7 |
2 |
| Leinich Beteiligungen GmbH | 8 |
2 |
| Other owners | 24 |