- All sections
- C - Chemistrymetallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 101/34 - Organic compounds containing oxygen
Patent holdings for IPC class C02F 101/34
Total number of patents in this class: 593
10-year publication summary
|
33
|
33
|
44
|
36
|
63
|
48
|
53
|
54
|
60
|
49
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soochow University | 1788 |
25 |
| King Fahd University of Petroleum and Minerals | 1601 |
12 |
| Nanjing University | 809 |
10 |
| Evoqua Water Technologies LLC | 927 |
8 |
| Saudi Arabian Oil Company | 14369 |
8 |
| King Abdulaziz City for Science and Technology | 146 |
7 |
| Evonik Operations GmbH | 4416 |
7 |
| Chio Kang Medical, Inc. | 29 |
7 |
| Qiaokang Biotech (Guangdong) Co., LTD. | 29 |
7 |
| Yissum Research Development Company of The Hebrew University of Jerusalem Ltd. | 1359 |
6 |
| The Procter & Gamble Company | 21862 |
5 |
| BASF SE | 21320 |
5 |
| Chinese Research Academy of Environmental Sciences | 134 |
5 |
| OxyTec LLC | 10 |
5 |
| South China University of Technology | 1921 |
5 |
| Imam Abdulrahman Bin Faisal University | 637 |
5 |
| Aramco Services Company | 4190 |
4 |
| Arizona Board of Regents on behalf of Arizona State University | 2981 |
4 |
| Covestro Deutschland AG | 2852 |
4 |
| Indian Oil Corporation Limited | 337 |
4 |
| Other owners | 450 |