- All sections
- C - Chemistrymetallurgy
- C07K - Peptides
- C07K 1/34 - ExtractionSeparationPurification by filtration, ultrafiltration or reverse osmosis
Patent holdings for IPC class C07K 1/34
Total number of patents in this class: 1030
10-year publication summary
|
51
|
76
|
82
|
71
|
89
|
110
|
98
|
109
|
101
|
32
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Genentech, Inc. | 3968 |
30 |
| EMD Millipore Corporation | 649 |
29 |
| Amgen Inc. | 4055 |
26 |
| Asahi Kasei Medical Co., Ltd. | 289 |
17 |
| Regeneron Pharmaceuticals, Inc. | 4233 |
17 |
| Green Cross Corporation | 197 |
14 |
| Solventum Intellectual Properties Company | 3313 |
14 |
| Bristol-myers Squibb Company | 4875 |
13 |
| F. Hoffmann-La Roche AG | 7923 |
11 |
| FUJIFILM Diosynth Biotechnologies UK Limited | 82 |
11 |
| Takeda Pharmaceutical Company Limited | 2708 |
9 |
| Laboratoire Francais du Fractionnement et des Biotechnologies | 293 |
9 |
| Plasma Technologies, LLC | 34 |
9 |
| Hoffmann-La Roche Inc. | 3387 |
8 |
| CSL Behring AG | 171 |
8 |
| CSL Limited | 254 |
8 |
| Green Cross Holdings Corporation | 51 |
8 |
| Chugai Seiyaku Kabushiki Kaisha | 1338 |
7 |
| Sartorius Stedim Biotech GmbH | 825 |
7 |
| Biomet Manufacturing, LLC | 1025 |
6 |
| Other owners | 769 |