- All sections
- C - Chemistrymetallurgy
- C05F - Organic fertilisers not covered by subclasses , , e.g. fertilisers from waste or refuse
- C05F 7/00 - Fertilisers from waste water, sewage sludge, sea slime, ooze or similar masses
Patent holdings for IPC class C05F 7/00
Total number of patents in this class: 356
10-year publication summary
|
38
|
29
|
44
|
34
|
24
|
19
|
25
|
16
|
24
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Anaergia Inc. | 106 |
13 |
| Beijing Tian'an Bioscience & Technology Co., Ltd. | 21 |
11 |
| Profile Products LLC | 371 |
11 |
| Easymining Sweden AB | 72 |
10 |
| Kemira Oyj | 1258 |
8 |
| Biosecurity Technology, LLC | 40 |
6 |
| Chemische Fabrik Budenheim KG | 207 |
4 |
| Onoda Chemical Industry Co., Ltd. | 6 |
4 |
| Taiheiyo Cement Corporation | 243 |
4 |
| Unity Fertilizer LLC | 4 |
4 |
| CCM Technologies Limited | 26 |
4 |
| SEaB Power Limited | 12 |
4 |
| Lystek International Corp. | 26 |
4 |
| Ekobalans Fenix AB | 3 |
3 |
| The Governors of the University of Alberta | 875 |
3 |
| Schwing Bioset, Inc. | 24 |
3 |
| Tongji University | 613 |
3 |
| Biomax Holdings Pte Ltd | 9 |
3 |
| iGas energy GmbH | 17 |
3 |
| Advansix Resins & Chemicals LLC | 307 |
2 |
| Other owners | 249 |