- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 9/20 - Portable or detachable small-scale multistage treatment devices, e.g. point of use or laboratory water purification systems
Patent holdings for IPC class C02F 9/20
Total number of patents in this class: 150
10-year publication summary
|
1
|
1
|
1
|
6
|
10
|
8
|
26
|
39
|
23
|
30
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5731 |
7 |
| Delta Faucet Company | 2869 |
4 |
| Evoqua Water Technologies LLC | 932 |
4 |
| Compagnie Gervais Danone | 886 |
3 |
| Culligan International Company | 150 |
3 |
| Veolia Nuclear Solutions Inc. | 62 |
3 |
| Lucas Lifecare, LLC | 5 |
3 |
| The Cleveland Clinic Foundation | 1579 |
2 |
| EcoWater Systems LLC | 142 |
2 |
| NxStage Medical, Inc. | 297 |
2 |
| Parker-Hannifin Corporation | 1037 |
2 |
| Quench USA, Inc. | 48 |
2 |
| SodaStream Industries Ltd. | 98 |
2 |
| US Peroxide, LLC, DBA USP Technologies | 31 |
2 |
| Osaka Yuka Industry Ltd. | 2 |
2 |
| S.B.I.D Solutions, Enterprise and Investments Ltd. | 11 |
2 |
| 77 Vision Way Ltd | 23 |
2 |
| ReAqua Solutions, LLC | 3 |
2 |
| Freeway Systems Limited | 2 |
2 |
| Best Planet Science LLC | 10 |
2 |
| Other owners | 97 |