- 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: 500
10-year publication summary
|
32
|
33
|
33
|
44
|
36
|
62
|
45
|
39
|
49
|
52
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Soochow University | 1746 |
24 |
| Nanjing University | 741 |
9 |
| King Fahd University of Petroleum and Minerals | 1333 |
8 |
| King Abdulaziz City for Science and Technology | 142 |
7 |
| Saudi Arabian Oil Company | 13540 |
7 |
| Chio Kang Medical, Inc. | 29 |
7 |
| Qiaokang Biotech (Guangdong) Co., LTD. | 29 |
7 |
| Evonik Operations GmbH | 4187 |
6 |
| BASF SE | 21078 |
5 |
| Chinese Research Academy of Environmental Sciences | 128 |
5 |
| Evoqua Water Technologies LLC | 917 |
5 |
| OxyTec LLC | 10 |
5 |
| South China University of Technology | 1820 |
5 |
| Yissum Research Development Company of The Hebrew University of Jerusalem Ltd. | 1345 |
5 |
| Imam Abdulrahman Bin Faisal University | 539 |
5 |
| Aramco Services Company | 4068 |
4 |
| Covestro Deutschland AG | 2784 |
4 |
| Veolia Water Solutions & Technologies Support | 535 |
4 |
| Lummus Technology LLC | 456 |
4 |
| The Procter & Gamble Company | 21989 |
3 |
| Other owners | 371 |