- 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: 2195
10-year publication summary
|
199
|
194
|
174
|
191
|
196
|
165
|
129
|
187
|
239
|
88
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13949 |
62 |
| Evoqua Water Technologies LLC | 930 |
37 |
| Veolia Water Solutions & Technologies Support | 533 |
32 |
| Ecolab USA Inc. | 5745 |
24 |
| Kemira Oyj | 1241 |
21 |
| BL Technologies, Inc. | 837 |
16 |
| Organo Corporation | 535 |
16 |
| Terralithium LLC | 56 |
15 |
| Baker Hughes Holdings LLC | 2994 |
15 |
| Zymeflow, Inc. | 45 |
15 |
| ChemTreat, Inc. | 268 |
13 |
| TriStar Global Energy Solutions, Inc. | 29 |
13 |
| Cr3 Zymeflow, Inc. | 29 |
13 |
| Mangrove Water Technologies Ltd. | 36 |
12 |
| Chinese Research Academy of Environmental Sciences | 129 |
11 |
| Nanjing University | 787 |
11 |
| Halliburton Energy Services, Inc. | 21242 |
10 |
| Massachusetts Institute of Technology | 10209 |
10 |
| Aramco Services Company | 4162 |
10 |
| Gradiant Corporation | 147 |
10 |
| Other owners | 1829 |