- All sections
- C - Chemistrymetallurgy
- C01G - Compounds containing metals not covered by subclasses or
- C01G 49/14 - Sulfates
Patent holdings for IPC class C01G 49/14
Total number of patents in this class: 89
10-year publication summary
|
7
|
3
|
5
|
3
|
11
|
8
|
4
|
5
|
6
|
8
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Jetti Resources, LLC | 37 |
14 |
| Kemira Oyj | 1216 |
5 |
| Fuso Pharmaceutical Industries, Ltd. | 124 |
3 |
| Kronos International, Inc. | 113 |
3 |
| Nittetsu Mining Co., Ltd. | 32 |
3 |
| Amateq Holding GmbH | 15 |
3 |
| Centre National de La Recherche Scientifique | 10576 |
2 |
| California Institute of Technology | 3986 |
2 |
| Andritz Technology and Asset Management GmbH | 89 |
2 |
| ArcelorMittal | 2334 |
2 |
| Easymining Sweden AB | 64 |
2 |
| Industrial Chemicals Group Limited | 10 |
2 |
| Sachtleben Pigment GmbH | 10 |
2 |
| Tioxide Europe, S.L. | 5 |
2 |
| Vanadiumcorp Resources Inc. | 4 |
2 |
| Centro de Investigaciones y Proyectos para La Industria Minero Metalurgica (cipimm) | 3 |
2 |
| Brimstone Energy Inc. | 18 |
2 |
| BASF SE | 21039 |
1 |
| BASF Corporation | 1719 |
1 |
| Asher Vitner Ltd. | 6 |
1 |
| Other owners | 33 |