- All sections
- C - Chemistry; metallurgy
- C02F - Treatment of water, waste water, sewage, or sludge
- C02F 101/16 - Nitrogen compounds, e.g. ammonia
Patent holdings for IPC class C02F 101/16
Total number of patents in this class: 799
10-year publication summary
53
|
68
|
82
|
80
|
86
|
112
|
88
|
66
|
53
|
17
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Saudi Arabian Oil Company | 11322 |
20 |
Veolia Water Solutions & Technologies Support | 547 |
16 |
Beijing University of Technology | 437 |
13 |
Nanjing University | 646 |
12 |
Xiamen University of Technology | 50 |
9 |
Chinese Research Academy of Environmental Sciences | 113 |
8 |
University of South Florida | 1817 |
7 |
BL Technologies, Inc. | 831 |
7 |
Doosan Heavy Industries & Construction Co., Ltd. | 604 |
7 |
Evoqua Water Technologies LLC | 904 |
7 |
Anaergia Inc. | 111 |
6 |
BKT Co., Ltd. | 66 |
6 |
Jiangnan University | 1410 |
6 |
Paragon Space Development Corporation | 43 |
6 |
Technion Research & Development Foundation Ltd. | 1167 |
6 |
Bion Environmental Technologies, Inc. | 8 |
5 |
China Petroleum & Chemical Corporation | 1623 |
5 |
Microvi Biotech Inc. | 18 |
5 |
Suez International | 304 |
5 |
University of Central Florida Research Foundation, Inc. | 1098 |
5 |
Other owners | 638 |