- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 209/88 - Separation of optical isomers
Patent holdings for IPC class C07C 209/88
Total number of patents in this class: 57
10-year publication summary
|
2
|
5
|
3
|
3
|
2
|
0
|
3
|
2
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20991 |
6 |
| Sumitomo Chemical Company, Limited | 9047 |
5 |
| Celgene Corporation | 1395 |
5 |
| Sandoz AG | 1417 |
2 |
| Actavis Group PTC ehf | 427 |
2 |
| Green Cross Corporation | 201 |
2 |
| Kanata Chemical Technologies Inc. | 11 |
2 |
| Reviva Pharmaceuticals, Inc. | 45 |
2 |
| Teva Pharmaceutical Industries Ltd. | 777 |
2 |
| Teva Pharmaceuticals USA, Inc. | 878 |
2 |
| Yuhan Corporation | 232 |
2 |
| Merck Patent GmbH | 5768 |
1 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 288 |
1 |
| Kaneka Corporation | 4577 |
1 |
| Aarti Healthcare Limited | 6 |
1 |
| Cadila Healthcare Limited | 316 |
1 |
| Cambridge Display Technology Limited | 492 |
1 |
| CDT Oxford Limited | 17 |
1 |
| Covestro Deutschland AG | 2768 |
1 |
| Daicel Corporation | 2376 |
1 |
| Other owners | 16 |