- All sections
- C - Chemistrymetallurgy
- C07K - Peptides
- C07K 1/30 - ExtractionSeparationPurification by precipitation
Patent holdings for IPC class C07K 1/30
Total number of patents in this class: 580
10-year publication summary
|
40
|
37
|
40
|
34
|
39
|
39
|
44
|
43
|
31
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Takeda Pharmaceutical Company Limited | 2715 |
19 |
| Plasma Technologies, LLC | 28 |
18 |
| Biotest AG | 111 |
9 |
| Amgen Inc. | 4307 |
8 |
| Allergan, Inc. | 2260 |
7 |
| Chugai Seiyaku Kabushiki Kaisha | 1387 |
7 |
| Jiangnan University | 1579 |
7 |
| CSL Behring AG | 181 |
6 |
| Green Cross Corporation | 207 |
6 |
| Green Cross Holdings Corporation | 53 |
6 |
| Mimetogen Pharmaceuticals, Inc. | 17 |
6 |
| BASF SE | 21151 |
5 |
| Massachusetts Institute of Technology | 10189 |
5 |
| Novozymes A/S | 3351 |
5 |
| Agency for Science, Technology and Research | 3679 |
5 |
| CSL Limited | 252 |
5 |
| Ferring B.V. | 721 |
5 |
| Waters Technologies Corporation | 1767 |
5 |
| DSM IP Assets B.V. | 5456 |
4 |
| Ajinomoto Co., Inc. | 2295 |
4 |
| Other owners | 438 |