- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 103/00 - Nature of the water, waste water, sewage or sludge to be treated
Patent holdings for IPC class C02F 103/00
Total number of patents in this class: 1501
10-year publication summary
|
126
|
151
|
166
|
170
|
173
|
169
|
147
|
101
|
123
|
138
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chandler Systems, Inc. | 41 |
22 |
| Contech Engineered Solutions LLC | 276 |
16 |
| Ecolab USA Inc. | 5509 |
14 |
| Crystal Lagoons Technologies, Inc. | 110 |
12 |
| Advanced Drainage Systems, Inc. | 350 |
11 |
| Evoqua Water Technologies LLC | 916 |
11 |
| King Fahd University of Petroleum and Minerals | 1259 |
11 |
| Oldcastle Infrastructure, Inc. | 107 |
11 |
| Chongqing University | 275 |
9 |
| Orbital Systems AB | 84 |
9 |
| ElectroSea, LLC | 45 |
9 |
| Conopco, Inc. | 4986 |
8 |
| Clean Chemistry, Inc. | 38 |
8 |
| Regents of the University of Minnesota | 2698 |
8 |
| Samsung Electronics Co., Ltd. | 147334 |
7 |
| PanAsia Co., Ltd. | 114 |
7 |
| Whirlpool Corporation | 4437 |
6 |
| MAG Aerospace Industries, LLC | 143 |
6 |
| WiperFill Holdings LLC | 9 |
6 |
| Seatrium Eco Technology Pte. Ltd. | 9 |
6 |
| Other owners | 1304 |