- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 39/06 - Sulfides
Patent holdings for IPC class C01G 39/06
Total number of patents in this class: 346
10-year publication summary
|
19
|
29
|
39
|
43
|
16
|
28
|
23
|
14
|
15
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3794 |
15 |
| Shell Internationale Research Maatschappij B.V. | 3540 |
14 |
| Shell Oil Company | 2140 |
14 |
| Northwestern University | 3389 |
10 |
| The Regents of the University of California | 19918 |
9 |
| Yeda Research and Development Co. Ltd. | 1341 |
9 |
| Nanoco 2D Materials Limited | 16 |
7 |
| Agency for Science, Technology and Research | 3620 |
6 |
| National University of Singapore | 2449 |
6 |
| The University of Manchester | 451 |
6 |
| Lawrence Livermore National Security, LLC | 1937 |
5 |
| University of Pittsburgh - Of the Commonwealth System of Higher Education | 3151 |
5 |
| Tsinghua University | 5922 |
4 |
| Honda Motor Co., Ltd. | 25251 |
3 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 42704 |
3 |
| National Taiwan University | 1222 |
3 |
| ASM IP Holding B.V. | 2077 |
3 |
| Cidra Corporate Services, LLC | 93 |
3 |
| Cyprus Amax Minerals Company | 27 |
3 |
| The Government of the United States of America, as represented by the Secretary of the Navy | 1299 |
3 |
| Other owners | 215 |