- 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: 92
10-year publication summary
|
1
|
4
|
5
|
9
|
12
|
9
|
3
|
10
|
6
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Valmet AB | 515 |
24 |
| IFG Technologies, LLC | 8 |
4 |
| Andritz Inc. | 333 |
3 |
| Biochemtex S.p.A. | 31 |
3 |
| Borregaard AS | 125 |
3 |
| Versalis S.P.A. | 544 |
3 |
| Ymir Technologies ehf. | 11 |
3 |
| Beta Renewables, S.p.A. | 25 |
2 |
| Daprox AB | 15 |
2 |
| IKEA Supply AG | 215 |
2 |
| Jiangnan University | 1541 |
2 |
| Sekab E-Technology AB | 78 |
2 |
| Shandong Agricultural University | 37 |
2 |
| Unilin, BVBA | 83 |
2 |
| Repulping Technology GmbH & Co. KG | 3 |
2 |
| Xinyangfeng Agricultural Technology Co., Ltd. | 2 |
2 |
| UNILIN, besloten vennootschap | 891 |
2 |
| La Chanvriere | 22 |
2 |
| Thermo Pressure Technologies Limited | 3 |
2 |
| Leinich Beteiligungen GmbH | 8 |
2 |
| Other owners | 23 |