- All sections
- B - Performing operationstransporting
- B01D - Separation
- B01D 53/85 - Biological processes with gas-solid contact
Patent holdings for IPC class B01D 53/85
Total number of patents in this class: 141
10-year publication summary
|
15
|
9
|
8
|
13
|
20
|
22
|
9
|
11
|
9
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Evoqua Water Technologies LLC | 928 |
7 |
| Anua International LLC | 30 |
3 |
| MIRAIE Corporation | 5 |
3 |
| Hartmann Biofilter GmbH & Co. KG | 4 |
3 |
| Centre National de La Recherche Scientifique | 11122 |
2 |
| Auburn University | 498 |
2 |
| L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude | 4141 |
2 |
| Nanjing University | 811 |
2 |
| North Carolina State University | 1602 |
2 |
| Oxford University Innovation Limited | 1686 |
2 |
| Parsons Corporation | 174 |
2 |
| Timberfish, LLC | 5 |
2 |
| Universite de Strasbourg | 713 |
2 |
| Zhejiang University of Technology | 326 |
2 |
| LABORATORI FABRICI S.r.l. | 32 |
2 |
| Hunan Sakal Environmental Science and Technology Co., Ltd. | 16 |
2 |
| MWK Bionik GmbH | 8 |
2 |
| Nanjing University Yixing Environmental Protection Research Institute | 4 |
2 |
| UB - One Stiftungs GmbH | 3 |
2 |
| Ugn -umwelttechnik GmbH | 5 |
2 |
| Other owners | 93 |