- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 11/123 - Treatment of sludgeDevices therefor by de-watering, drying or thickening by mechanical de-watering using belt or band filters
Patent holdings for IPC class C02F 11/123
Total number of patents in this class: 93
10-year publication summary
|
3
|
5
|
9
|
5
|
14
|
13
|
16
|
14
|
10
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Georgia Tech Research Corporation | 2733 |
5 |
| Orege | 37 |
5 |
| Atlantic Sapphire IP, LLC | 35 |
5 |
| Alfa Laval Corporate AB | 1311 |
3 |
| Ishigaki Company Limited | 47 |
3 |
| ARDEX Group GmbH | 17 |
3 |
| BL Technologies, Inc. | 834 |
2 |
| Cranfield University | 86 |
2 |
| East China University of Science and Technology | 513 |
2 |
| MERRELL BROS., Inc. | 2 |
2 |
| Process Wastewater Technologies, LLC | 12 |
2 |
| Sichuan University | 566 |
2 |
| Veolia Water Solutions & Technologies Support | 533 |
2 |
| Vermeer Manufacturing Company | 634 |
2 |
| sede Environnement | 8 |
2 |
| Bioly Limited | 2 |
2 |
| Vietti Slurrytec (Pty) Ltd | 2 |
2 |
| Dow Global Technologies LLC | 10363 |
1 |
| Chevron U.S.A. Inc. | 3955 |
1 |
| Mitsubishi Chemical Corporation | 4507 |
1 |
| Other owners | 44 |