- All sections
- C - Chemistrymetallurgy
- C05D - Inorganic fertilisers not covered by subclasses , fertilisers producing carbon dioxide
- C05D 3/04 - Calcareous fertilisers from blast-furnace slag or other slags containing lime or calcium silicates
Patent holdings for IPC class C05D 3/04
Total number of patents in this class: 22
10-year publication summary
|
1
|
3
|
0
|
2
|
1
|
0
|
1
|
0
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Harsco Corporation | 55 |
9 |
| BFP Management, LLC | 17 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1988 |
3 |
| Hole in One Co., Ltd. | 19 |
1 |
| National University Corporation Chiba University | 487 |
1 |
| SABIC Global Technologies B.V. | 4215 |
1 |
| Sumitomo Corporation | 60 |
1 |
| Fibredust, LLC | 9 |
1 |
| SABIC Agri-Nutrients Company | 73 |
1 |
| Other owners | 0 |