- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 3/00 - Compounds of copper
Patent holdings for IPC class C01G 3/00
Total number of patents in this class: 364
10-year publication summary
|
31
|
23
|
12
|
24
|
23
|
18
|
14
|
13
|
24
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Fujikura Ltd. | 3072 |
18 |
| Curium US LLC | 180 |
16 |
| The Furukawa Electric Co., Ltd. | 3700 |
15 |
| International Superconductivity Technology Center, The Juridical Foundation | 35 |
14 |
| Sumitomo Electric Industries, Ltd. | 16303 |
13 |
| National Institute of Advanced Industrial Science and Technology | 3790 |
12 |
| Swcc Showa Cable Systems Co., Ltd. | 66 |
8 |
| Korea Research Institute of Chemical Technology | 1470 |
5 |
| BASF SE | 21313 |
4 |
| LG Chem, Ltd. | 17926 |
4 |
| Dongjiang Environmental Co., Ltd. | 21 |
4 |
| Nippon Steel & Sumitomo Metal Corporation | 1981 |
4 |
| Massachusetts Institute of Technology | 10237 |
3 |
| Aqua Resources Corporation | 10 |
3 |
| Chemische Fabrik Budenheim KG | 207 |
3 |
| The Governing Council of The University of Toronto, | 1551 |
3 |
| The Japan Steel Works, Ltd. | 815 |
3 |
| JX Nippon Mining & Metals Corporation | 1462 |
3 |
| Lanxess Deutschland GmbH | 1141 |
3 |
| UChicago Argonne, LLC | 947 |
3 |
| Other owners | 223 |