- All sections
- C - Chemistrymetallurgy
- C07K - Peptides
- C07K 1/20 - Partition-, reverse-phase or hydrophobic interaction chromatography
Patent holdings for IPC class C07K 1/20
Total number of patents in this class: 524
10-year publication summary
|
31
|
22
|
38
|
47
|
49
|
52
|
37
|
42
|
19
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Regeneron Pharmaceuticals, Inc. | 4786 |
27 |
| Hoffmann-La Roche Inc. | 3818 |
19 |
| Abbvie Inc. | 1799 |
18 |
| Hybio Pharmaceutical Co., Ltd. | 121 |
17 |
| Amgen Inc. | 4440 |
12 |
| F. Hoffmann-La Roche AG | 7808 |
11 |
| Genentech, Inc. | 4114 |
10 |
| Merck Patent GmbH | 5735 |
7 |
| Alexion Pharmaceuticals, Inc. | 650 |
7 |
| CSL Behring GmbH | 347 |
7 |
| Cytiva BioProcess R&D AB | 325 |
7 |
| EMD Millipore Corporation | 633 |
6 |
| Wuhan Healthgen Biotechnology Corp | 29 |
6 |
| Acquiom Agency Services LLC, AS Collateral Agent | 28 |
6 |
| Bio-Rad Laboratories, Inc. | 1610 |
5 |
| Biocon Limited | 221 |
5 |
| Biogen MA Inc. | 942 |
5 |
| Mycotechnology, Inc. | 103 |
5 |
| Waters Technologies Corporation | 1794 |
5 |
| Takeda Pharmaceutical Company Limited | 2700 |
4 |
| Other owners | 335 |