- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 3/12 - Sulfides
Patent holdings for IPC class C01G 3/12
Total number of patents in this class: 119
10-year publication summary
|
8
|
6
|
8
|
7
|
6
|
2
|
10
|
3
|
7
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3398 |
11 |
| Shell Oil Company | 2067 |
11 |
| Cornell University | 3426 |
3 |
| Eisenmann AG | 98 |
3 |
| Guangdong Brunp Recycling Technology Co., Ltd | 1267 |
3 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1226 |
3 |
| Petroliam Nasional Berhad (petronas) | 361 |
3 |
| FLSmidth A/S | 786 |
3 |
| Hunan Brunp EV Recycling Co., Ltd. | 378 |
3 |
| BASF SE | 21308 |
2 |
| Sumitomo Electric Industries, Ltd. | 16355 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
2 |
| Korea Advanced Institute of Science and Technology | 4670 |
2 |
| Cidra Corporate Services, LLC | 100 |
2 |
| Commonwealth Scientific and Industrial Research Organisation | 1652 |
2 |
| Glencore Technology Pty Ltd | 55 |
2 |
| Johnson Matthey Public Limited Company | 1761 |
2 |
| Osaka University | 3266 |
2 |
| Sumitomo Metal Mining Co., Ltd. | 1978 |
2 |
| Toyota School Foundation | 67 |
2 |
| Other owners | 54 |