- 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: 50
10-year publication summary
|
10
|
3
|
6
|
4
|
1
|
4
|
4
|
2
|
2
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Commonwealth Scientific and Industrial Research Organisation | 1669 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3485 |
4 |
| Daikin Industries, Ltd. | 10112 |
2 |
| Takeda Pharmaceutical Company Limited | 2704 |
2 |
| Central Glass Company, Limited | 1273 |
2 |
| The Chemours Company Fc, LLC | 1257 |
2 |
| Maruzen Petrochemical Co., Ltd. | 187 |
2 |
| University of Delaware | 366 |
2 |
| Shell USA, Inc. | 1244 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3555 |
1 |
| Sumitomo Chemical Company, Limited | 9092 |
1 |
| Shell Oil Company | 2137 |
1 |
| Dow Global Technologies Inc. | 799 |
1 |
| Baxter International Inc. | 2414 |
1 |
| Baxter Healthcare S.A. | 1837 |
1 |
| Council of Scientific and Industrial Research | 599 |
1 |
| Council of Scientific & Industrial Research | 1435 |
1 |
| Gowan Company, L.L.C. | 136 |
1 |
| Lanxess Deutschland GmbH | 1111 |
1 |
| Libre Holdings, Inc. | 36 |
1 |
| Other owners | 16 |