- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 101/12 - Halogens or halogen-containing compounds
Patent holdings for IPC class C02F 101/12
Total number of patents in this class: 350
10-year publication summary
|
36
|
39
|
45
|
35
|
41
|
34
|
22
|
15
|
31
|
20
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Brita LP | 96 |
10 |
| Gradiant Corporation | 129 |
8 |
| Evoqua Water Technologies LLC | 916 |
6 |
| The Regents of the University of California | 19887 |
5 |
| Baxter International Inc. | 2401 |
5 |
| Baxter Healthcare S.A. | 1828 |
5 |
| China Petroleum & Chemical Corporation | 1894 |
5 |
| Saudi Arabian Oil Company | 13044 |
5 |
| Yara International ASA | 847 |
5 |
| Greensource Fabrication LLC | 11 |
5 |
| Calgon Carbon Corporation | 237 |
4 |
| Covestro Deutschland AG | 2747 |
4 |
| Kuraray Co., Ltd. | 3503 |
4 |
| Sinopec Catalyst Co., Ltd. | 5 |
4 |
| Veolia Water Technologies, Inc. | 77 |
4 |
| Cleanwater1, Inc. | 27 |
4 |
| Solventum Intellectual Properties Company | 3321 |
4 |
| LG Electronics Inc. | 72890 |
3 |
| Xerox Corporation | 7020 |
3 |
| Mueller International, LLC | 718 |
3 |
| Other owners | 254 |