- 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: 503
10-year publication summary
|
28
|
29
|
21
|
35
|
42
|
45
|
46
|
33
|
41
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Regeneron Pharmaceuticals, Inc. | 4288 |
25 |
| Abbvie Inc. | 1800 |
18 |
| Hoffmann-La Roche Inc. | 3439 |
17 |
| Hybio Pharmaceutical Co., Ltd. | 121 |
17 |
| Genentech, Inc. | 3976 |
11 |
| Amgen Inc. | 4076 |
10 |
| F. Hoffmann-La Roche AG | 7947 |
8 |
| Merck Patent GmbH | 5815 |
7 |
| Alexion Pharmaceuticals, Inc. | 638 |
7 |
| CSL Behring GmbH | 344 |
7 |
| Cytiva BioProcess R&D AB | 303 |
7 |
| EMD Millipore Corporation | 650 |
6 |
| Wuhan Healthgen Biotechnology Corp | 29 |
6 |
| Acquiom Agency Services LLC, AS Collateral Agent | 30 |
6 |
| Ares Trading S.A. | 294 |
5 |
| Bio-Rad Laboratories, Inc. | 1618 |
5 |
| Biogen MA Inc. | 894 |
5 |
| GE Healthcare Bio-Sciences AB | 541 |
5 |
| Mycotechnology, Inc. | 98 |
5 |
| Waters Technologies Corporation | 1697 |
5 |
| Other owners | 321 |