- All sections
- B - Performing operationstransporting
- B03B - Separating solid materials using liquids or using pneumatic tables or jigs
- B03B 5/56 - Drum classifiers
Patent holdings for IPC class B03B 5/56
Total number of patents in this class: 27
10-year publication summary
|
1
|
3
|
4
|
3
|
2
|
8
|
1
|
1
|
3
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Usalco, LLC | 42 |
3 |
| Cidra Corporate Services, LLC | 97 |
2 |
| Ecocentro Tecnologie Ambientali S.p.A. | 2 |
2 |
| International Paper Company | 621 |
2 |
| Allgaier Process Technology GmbH | 23 |
2 |
| Allgaier Werke GmbH | 37 |
1 |
| Aluminum Corporation of China Limited | 31 |
1 |
| Cidra Corporate Services, Inc. | 203 |
1 |
| Franklin Miller, Inc. | 19 |
1 |
| Gem Co., Ltd. | 243 |
1 |
| Siltbuster Limited | 16 |
1 |
| Fujian South Highway Machinery Co., Ltd. | 6 |
1 |
| Cesaro Mac Import srl | 5 |
1 |
| Green Vault Systems LLC | 1 |
1 |
| AbZ Zierler Ges.m.b.H. & Co. KG | 1 |
1 |
| Derek Parnaby Cyclones International Limited | 1 |
1 |
| Gacw Incorporated | 61 |
1 |
| Fluid Quip KS, LLC | 13 |
1 |
| PT Qmb New Energy Materials | 150 |
1 |
| PT ESG New Energy Material | 51 |
1 |
| Other owners | 1 |