- 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: 1675
10-year publication summary
|
151
|
166
|
170
|
174
|
173
|
161
|
127
|
147
|
176
|
100
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chandler Systems, Inc. | 41 |
22 |
| Contech Engineered Solutions LLC | 281 |
18 |
| Advanced Drainage Systems, Inc. | 402 |
16 |
| Ecolab USA Inc. | 5803 |
16 |
| Crystal Lagoons Technologies, Inc. | 130 |
13 |
| Evoqua Water Technologies LLC | 930 |
12 |
| King Fahd University of Petroleum and Minerals | 1576 |
12 |
| Orbital Systems AB | 82 |
11 |
| ElectroSea, LLC | 49 |
11 |
| Oldcastle Infrastructure, Inc. | 98 |
11 |
| Chongqing University | 305 |
10 |
| Samsung Electronics Co., Ltd. | 157946 |
8 |
| Conopco, Inc. | 5088 |
8 |
| Whirlpool Corporation | 4643 |
8 |
| Clean Chemistry, Inc. | 40 |
8 |
| Regents of the University of Minnesota | 2791 |
8 |
| MAG Aerospace Industries, LLC | 142 |
7 |
| PanAsia Co., Ltd. | 120 |
7 |
| The United States of America as represented by the Secretary of the Navy | 2860 |
6 |
| Pond Mower, LLC | 6 |
6 |
| Other owners | 1457 |