- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 41/38 - Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment
Patent holdings for IPC class C07C 41/38
Total number of patents in this class: 49
10-year publication summary
|
10
|
3
|
6
|
4
|
1
|
6
|
4
|
2
|
2
|
1
|
| 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 | 1675 |
7 |
| Mitsubishi Gas Chemical Company, Inc. | 3343 |
4 |
| Takeda Pharmaceutical Company Limited | 2943 |
2 |
| Central Glass Company, Limited | 1246 |
2 |
| The Chemours Company Fc, LLC | 1162 |
2 |
| Maruzen Petrochemical Co., Ltd. | 176 |
2 |
| University of Delaware | 359 |
2 |
| Shell USA, Inc. | 1137 |
2 |
| Shell Internationale Research Maatschappij B.V. | 3722 |
1 |
| AstraZeneca AB | 2958 |
1 |
| Sumitomo Chemical Company, Limited | 8988 |
1 |
| Shell Oil Company | 2153 |
1 |
| Daikin Industries, Ltd. | 9838 |
1 |
| Dow Global Technologies Inc. | 917 |
1 |
| Baxter International Inc. | 2459 |
1 |
| Baxter Healthcare S.A. | 1850 |
1 |
| Council of Scientific and Industrial Research | 608 |
1 |
| Council of Scientific & Industrial Research | 1409 |
1 |
| Gowan Company, L.L.C. | 137 |
1 |
| Lanxess Deutschland GmbH | 1119 |
1 |
| Other owners | 14 |