- 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: 1999
10-year publication summary
|
186
|
198
|
194
|
174
|
191
|
194
|
151
|
101
|
166
|
177
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Saudi Arabian Oil Company | 13428 |
55 |
| Veolia Water Solutions & Technologies Support | 534 |
32 |
| Evoqua Water Technologies LLC | 919 |
30 |
| Ecolab USA Inc. | 5538 |
23 |
| BL Technologies, Inc. | 836 |
15 |
| Kemira Oyj | 1216 |
15 |
| Organo Corporation | 492 |
15 |
| Baker Hughes Holdings LLC | 2999 |
15 |
| Zymeflow, Inc. | 41 |
14 |
| TriStar Global Energy Solutions, Inc. | 30 |
13 |
| Terralithium LLC | 55 |
13 |
| Cr3 Zymeflow, Inc. | 30 |
13 |
| ChemTreat, Inc. | 236 |
12 |
| Mangrove Water Technologies Ltd. | 34 |
12 |
| Halliburton Energy Services, Inc. | 20977 |
10 |
| The Texas a & M University System | 1741 |
10 |
| Anschutz Exploration Corporation | 11 |
9 |
| Aramco Services Company | 4039 |
9 |
| Chinese Research Academy of Environmental Sciences | 128 |
9 |
| Nanjing University | 739 |
9 |
| Other owners | 1666 |