- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 5/14 - Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances containing phosphorus
Patent holdings for IPC class C02F 5/14
Total number of patents in this class: 243
10-year publication summary
|
19
|
19
|
20
|
14
|
22
|
18
|
12
|
11
|
11
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kurita Water Industries Ltd. | 1283 |
24 |
| Ecolab USA Inc. | 5803 |
18 |
| NCH Corporation | 248 |
9 |
| Mitsubishi Heavy Industries, Ltd. | 9139 |
8 |
| BL Technologies, Inc. | 842 |
7 |
| BASF SE | 21308 |
6 |
| Nouryon Chemicals International B.V. | 645 |
6 |
| ChemTreat, Inc. | 282 |
5 |
| Kemira Oyj | 1257 |
5 |
| Saudi Arabian Oil Company | 14248 |
5 |
| Dequest AG | 11 |
4 |
| Organo Corporation | 537 |
4 |
| Veolia Water Solutions & Technologies Support | 534 |
4 |
| Championx LLC | 641 |
4 |
| General Electric Company | 13910 |
3 |
| Whirlpool Corporation | 4643 |
3 |
| Toray Industries, Inc. | 7111 |
3 |
| MeadWestvaco Corporation | 272 |
3 |
| Solenis Technologies Cayman, L.P. | 320 |
3 |
| Solenis Technologies, L.P. | 305 |
3 |
| Other owners | 116 |