- All sections
- C - Chemistrymetallurgy
- C22B - Production or refining of metalspretreatment of raw materials
- C22B 26/12 - Obtaining lithium
Patent holdings for IPC class C22B 26/12
Total number of patents in this class: 2321
10-year publication summary
|
42
|
61
|
62
|
94
|
129
|
178
|
299
|
415
|
455
|
161
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Guangdong Brunp Recycling Technology Co., Ltd | 1250 |
117 |
| Hunan Brunp Recycling Technology Co., Ltd. | 1219 |
117 |
| BASF SE | 21150 |
59 |
| Schlumberger Technology Corporation | 11522 |
42 |
| Umicore | 726 |
40 |
| JX Metals Circular Solutions Co., Ltd. | 74 |
38 |
| LiLAC Solutions, Inc. | 67 |
35 |
| Sumitomo Metal Mining Co., Ltd. | 1935 |
31 |
| POSCO Holdings Inc. | 389 |
30 |
| Metso Finland Oy | 675 |
30 |
| Schlumberger Canada Limited | 7564 |
26 |
| SK Innovation Co., Ltd. | 1475 |
24 |
| Hunan Brunp EV Recycling Co., Ltd. | 376 |
23 |
| Asaka Riken Co., Ltd. | 52 |
20 |
| Nemaska Lithium Inc. | 77 |
20 |
| Terralithium LLC | 56 |
20 |
| Schlumberger Technology B.v. | 5269 |
19 |
| Services Petroliers Schlumberger | 5979 |
19 |
| Korea Institute of Geoscience and Mineral Resources | 246 |
18 |
| Research Institute of Industrial Science & Technology | 521 |
18 |
| Other owners | 1575 |