- All sections
- C - Chemistry; metallurgy
- 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: 113
10-year publication summary
|
8
|
8
|
6
|
8
|
7
|
6
|
2
|
9
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shell Internationale Research Maatschappij B.V. | 3721 |
13 |
| Shell Oil Company | 2153 |
11 |
| Cornell University | 3195 |
3 |
| Eisenmann AG | 100 |
3 |
| Guangdong Brunp Recycling Technology Co., Ltd | 972 |
3 |
| Hunan Brunp Recycling Technology Co., Ltd. | 936 |
3 |
| Petroliam Nasional Berhad (petronas) | 312 |
3 |
| FLSmidth A/S | 859 |
3 |
| Hunan Brunp EV Recycling Co., Ltd. | 362 |
3 |
| Sumitomo Electric Industries, Ltd. | 14956 |
2 |
| National Institute of Advanced Industrial Science and Technology | 3734 |
2 |
| Korea Advanced Institute of Science and Technology | 4182 |
2 |
| Cidra Corporate Services, LLC | 89 |
2 |
| Johnson Matthey Public Limited Company | 1851 |
2 |
| Toyota School Foundation | 60 |
2 |
| UBS AG, Stamford Branch AS Collateral Agent | 56 |
2 |
| Universidad Andres Bello | 31 |
2 |
| Suzhou Xingshuo Nanotech Co., Ltd. | 35 |
2 |
| BASF SE | 20403 |
1 |
| The Regents of the University of California | 19503 |
1 |
| Other owners | 48 |