- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 227/40 - SeparationPurification
Patent holdings for IPC class C07C 227/40
Total number of patents in this class: 189
10-year publication summary
|
5
|
15
|
16
|
17
|
11
|
8
|
14
|
11
|
11
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
10 |
| Naturamide IP LLC | 13 |
7 |
| Bracco Imaging S.p.A. | 310 |
6 |
| Covestro Deutschland AG | 2833 |
6 |
| Amalive Limited | 17 |
6 |
| Lonza Ltd. | 586 |
5 |
| Arkema France | 4242 |
4 |
| GE Healthcare Limited | 633 |
4 |
| Evonik Operations GmbH | 4362 |
4 |
| Evonik Degussa GmbH | 1379 |
3 |
| Sumitomo Chemical Company, Limited | 9016 |
3 |
| Ajinomoto Co., Inc. | 2277 |
3 |
| F.I.S. Fabbrica Italiana Sintetici S.p.A. | 128 |
3 |
| Hovione Scientia Limited | 127 |
3 |
| INV Nylon Chemicals Americas, LLC | 202 |
3 |
| Monsanto Technology LLC | 8568 |
2 |
| Chemi S.p.A. | 48 |
2 |
| CJ Cheiljedang Corporation | 3649 |
2 |
| Council of Scientific & Industrial Research | 1445 |
2 |
| Fudan University | 767 |
2 |
| Other owners | 109 |