- All sections
- C - Chemistry; metallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 227/42 - Crystallisation
Patent holdings for IPC class C07C 227/42
Total number of patents in this class: 190
10-year publication summary
|
16
|
15
|
18
|
13
|
14
|
7
|
11
|
12
|
14
|
4
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 19740 |
36 |
| Naturamide IP LLC | 13 |
7 |
| OCERA Therapeutics LLC | 18 |
7 |
| Nouryon Chemicals International B.V. | 508 |
6 |
| Kaneka Corporation | 4445 |
5 |
| Ajinomoto Co., Inc. | 2337 |
5 |
| Akzo Nobel Chemicals International B.V. | 520 |
5 |
| Daiichi Sankyo Company, Limited | 1829 |
4 |
| Kyowa Hakko Bio Co., Ltd. | 296 |
4 |
| Lonza Ltd. | 609 |
4 |
| Macfarlan Smith Limited | 106 |
4 |
| Kyowa Hakko Kogyo Co., Ltd. | 127 |
3 |
| OCERA Therapeutics, Inc. | 59 |
3 |
| Tsukishima Kikai Co., Ltd. | 118 |
3 |
| Dow Global Technologies LLC | 10147 |
2 |
| CJ Cheiljedang Corporation | 2964 |
2 |
| Cosmo Oil Co., Ltd. | 221 |
2 |
| Covestro Deutschland AG | 2429 |
2 |
| GNT Pharma Co., Ltd. | 28 |
2 |
| National University Corporation Chiba University | 472 |
2 |
| Other owners | 82 |