- 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: 105
10-year publication summary
|
0
|
1
|
0
|
1
|
5
|
10
|
6
|
19
|
33
|
23
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Merck Patent GmbH | 5752 |
5 |
| Delta Faucet Company | 2733 |
4 |
| Evoqua Water Technologies LLC | 922 |
4 |
| Compagnie Gervais Danone | 881 |
3 |
| Culligan International Company | 151 |
3 |
| Veolia Nuclear Solutions Inc. | 63 |
3 |
| Lucas Lifecare, LLC | 5 |
3 |
| The Cleveland Clinic Foundation | 1575 |
2 |
| EcoWater Systems LLC | 133 |
2 |
| Parker-Hannifin Corporation | 1006 |
2 |
| Quench USA, Inc. | 48 |
2 |
| SodaStream Industries Ltd. | 87 |
2 |
| US Peroxide, LLC, DBA USP Technologies | 29 |
2 |
| ReAqua Solutions, LLC | 3 |
2 |
| Ark - Indústria, Lda | 5 |
2 |
| Samsung Electronics Co., Ltd. | 149198 |
1 |
| General Electric Company | 13830 |
1 |
| Industrial Technology Research Institute | 5077 |
1 |
| Hamilton Sundstrand Corporation | 4956 |
1 |
| University of Florida Research Foundation, Inc. | 4089 |
1 |
| Other owners | 59 |