- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 101/10 - Inorganic compounds
Patent holdings for IPC class C02F 101/10
Total number of patents in this class: 1961
10-year publication summary
|
186
|
198
|
194
|
173
|
191
|
191
|
148
|
96
|
163
|
159
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13224 |
54 |
| Veolia Water Solutions & Technologies Support | 535 |
31 |
| Evoqua Water Technologies LLC | 917 |
29 |
| Ecolab USA Inc. | 5496 |
23 |
| BL Technologies, Inc. | 835 |
15 |
| Baker Hughes Holdings LLC | 3007 |
15 |
| Kemira Oyj | 1207 |
14 |
| Zymeflow, Inc. | 42 |
14 |
| Organo Corporation | 472 |
13 |
| TriStar Global Energy Solutions, Inc. | 30 |
13 |
| Terralithium LLC | 55 |
13 |
| Cr3 Zymeflow, Inc. | 30 |
13 |
| ChemTreat, Inc. | 230 |
12 |
| Halliburton Energy Services, Inc. | 20911 |
10 |
| The Texas a & M University System | 1708 |
10 |
| Anschutz Exploration Corporation | 11 |
9 |
| Aramco Services Company | 3987 |
9 |
| Chinese Research Academy of Environmental Sciences | 128 |
9 |
| Nanjing University | 732 |
9 |
| Mangrove Water Technologies Ltd. | 30 |
9 |
| Other owners | 1637 |