- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 41/38 - SeparationPurificationStabilisationUse of additives by liquid-liquid treatment
Patent holdings for IPC class C07C 41/38
Total number of patents in this class: 56
10-year publication summary
|
3
|
6
|
4
|
1
|
6
|
5
|
2
|
2
|
6
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commonwealth Scientific and Industrial Research Organisation | 1648 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3640 |
4 |
| Honshu Chemical Industry Co., Ltd. | 193 |
3 |
| Daikin Industries, Ltd. | 10509 |
2 |
| Takeda Pharmaceutical Company Limited | 2698 |
2 |
| Central Glass Company, Limited | 1296 |
2 |
| The Chemours Company Fc, LLC | 1352 |
2 |
| Maruzen Petrochemical Co., Ltd. | 188 |
2 |
| University of Delaware | 371 |
2 |
| Watanabe Oyster Laboratory Co., Ltd. | 32 |
2 |
| Shell USA, Inc. | 1351 |
2 |
| BASF SE | 21328 |
1 |
| Shell Internationale Research Maatschappij B.V. | 3387 |
1 |
| Sumitomo Chemical Company, Limited | 8967 |
1 |
| Shell Oil Company | 2068 |
1 |
| Dow Global Technologies Inc. | 636 |
1 |
| Baxter International Inc. | 1885 |
1 |
| Baxter Healthcare S.A. | 1393 |
1 |
| Council of Scientific and Industrial Research | 596 |
1 |
| Council of Scientific & Industrial Research | 1447 |
1 |
| Other owners | 19 |