- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 45/10 - Sulfates
Patent holdings for IPC class C01G 45/10
Total number of patents in this class: 83
10-year publication summary
|
2
|
1
|
1
|
3
|
1
|
6
|
9
|
11
|
17
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hatch Ltd. | 214 |
7 |
| Korea Zinc Co., Ltd. | 89 |
6 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1243 |
5 |
| Guizhou RedStar Developing Co., Ltd. | 7 |
5 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1212 |
5 |
| Northvolt AB | 228 |
5 |
| SK Innovation Co., Ltd. | 1340 |
4 |
| Innovative Manganese Technologies SA (Pty) Ltd. | 6 |
4 |
| Shenzhen Haoyitong Investment and Development Co., Ltd. | 3 |
3 |
| Manganese X Energy Corp. | 4 |
3 |
| Hunan Brunp EV Recycling Co., Ltd. | 374 |
3 |
| Advanced Refining Technologies LLC | 59 |
2 |
| Beijing Maxqueen Technology Co., Ltd. | 3 |
2 |
| Industry Foundation of Chonnam National University | 649 |
2 |
| MN Energy Limited | 3 |
2 |
| Befesa Zinc Metal LLC | 2 |
2 |
| Kemco | 36 |
2 |
| Biophore India Pharmaceuticals Pvt. Ltd. | 78 |
1 |
| DONGWOO FINE-CHEM Co., Ltd. | 1333 |
1 |
| Gelion Technologies Pty Ltd | 66 |
1 |
| Other owners | 18 |