- All sections
- C - Chemistry; metallurgy
- 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: 337
10-year publication summary
17
|
19
|
29
|
39
|
43
|
16
|
28
|
21
|
13
|
7
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Shell Internationale Research Maatschappij B.V. | 3792 |
18 |
Shell Oil Company | 2196 |
14 |
DIC Corporation | 3597 |
12 |
Northwestern University | 3112 |
10 |
The Regents of the University of California | 18943 |
9 |
Yeda Research and Development Co. Ltd. | 1266 |
9 |
Nanoco 2D Materials Limited | 16 |
7 |
The University of Manchester | 456 |
6 |
National University of Singapore | 2228 |
5 |
Tsinghua University | 5426 |
4 |
Lawrence Livermore National Security, LLC | 1834 |
4 |
Cidra Corporate Services, LLC | 91 |
4 |
Climax Molybdenum Company | 14 |
4 |
University of Pittsburgh - Of the Commonwealth System of Higher Education | 2912 |
4 |
Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
3 |
Agency for Science, Technology and Research | 3512 |
3 |
National Taiwan University | 1140 |
3 |
Cyprus Amax Minerals Company | 28 |
3 |
The Government of the United States of America, as represented by the Secretary of the Navy | 1102 |
3 |
Infineum International Limited | 340 |
3 |
Other owners | 209 |