- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 1/76 - Treatment of water, waste water, or sewage by oxidation with halogens or compounds of halogens
Patent holdings for IPC class C02F 1/76
Total number of patents in this class: 1210
10-year publication summary
|
85
|
106
|
122
|
94
|
90
|
88
|
56
|
56
|
53
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kurita Water Industries Ltd. | 1271 |
55 |
| Ecolab USA Inc. | 5757 |
49 |
| King Technology, Inc. | 292 |
43 |
| Organo Corporation | 534 |
37 |
| Truox, Inc. | 37 |
18 |
| A.Y. Laboratories Ltd. | 23 |
13 |
| Innovative Water Care, LLC | 284 |
12 |
| Cleanwater1, Inc. | 37 |
12 |
| ChemTreat, Inc. | 269 |
11 |
| Panasonic Intellectual Property Management Co., Ltd. | 33839 |
10 |
| BCR Environmental Corporation | 25 |
10 |
| Arch Chemicals, Inc. | 91 |
9 |
| Bio-lab, Inc. | 149 |
9 |
| Hayward Industries, Inc. | 677 |
9 |
| Kemira Oyj | 1244 |
9 |
| Crystal Lagoons Technologies, Inc. | 125 |
9 |
| Unilever PLC | 3033 |
8 |
| Unilever N.V. | 2943 |
8 |
| Bromine Compounds Ltd. | 186 |
8 |
| Evonik Operations GmbH | 4286 |
8 |
| Other owners | 863 |