- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 227/42 - Crystallisation
Patent holdings for IPC class C07C 227/42
Total number of patents in this class: 199
10-year publication summary
|
12
|
15
|
11
|
13
|
7
|
11
|
11
|
14
|
12
|
10
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21098 |
37 |
| Naturamide IP LLC | 13 |
7 |
| Amalive Limited | 17 |
7 |
| Nouryon Chemicals International B.V. | 614 |
6 |
| Akzo Nobel Chemicals International B.V. | 433 |
5 |
| Kaneka Corporation | 4608 |
4 |
| Ajinomoto Co., Inc. | 2310 |
4 |
| CJ Cheiljedang Corporation | 3501 |
4 |
| Daiichi Sankyo Company, Limited | 1879 |
4 |
| Lonza Ltd. | 618 |
4 |
| Macfarlan Smith Limited | 98 |
4 |
| Covestro Deutschland AG | 2790 |
3 |
| Kyowa Hakko Bio Co., Ltd. | 294 |
3 |
| OCERA Therapeutics, Inc. | 36 |
3 |
| Tsukishima Kikai Co., Ltd. | 114 |
3 |
| Aspiair GmbH | 12 |
3 |
| Carnitech LLC | 9 |
3 |
| Hubei Xujie Pharmaceutical Co., Ltd. | 8 |
3 |
| NGK Insulators, Ltd. | 5146 |
2 |
| Dow Global Technologies LLC | 10571 |
2 |
| Other owners | 88 |