- All sections
- C - Chemistrymetallurgy
- C12P - Fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture
- C12P 21/08 - Monoclonal antibodies
Patent holdings for IPC class C12P 21/08
Total number of patents in this class: 4089
10-year publication summary
|
282
|
178
|
201
|
175
|
238
|
205
|
142
|
108
|
69
|
46
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Chugai Seiyaku Kabushiki Kaisha | 1354 |
133 |
| Daiichi Sankyo Company, Limited | 1863 |
68 |
| Genentech, Inc. | 3971 |
61 |
| Amgen Inc. | 4072 |
54 |
| Regeneron Pharmaceuticals, Inc. | 4255 |
54 |
| F. Hoffmann-La Roche AG | 7930 |
50 |
| Kyowa Hakko Kirin Co., Ltd. | 280 |
43 |
| The Regents of the University of California | 19898 |
40 |
| Toray Industries, Inc. | 6936 |
40 |
| Kyowa Kirin Co., Ltd. | 367 |
37 |
| Xencor, Inc. | 397 |
36 |
| Astellas Pharma Inc. | 1085 |
34 |
| Osaka University | 3377 |
33 |
| The University of Tokyo | 4173 |
33 |
| Abbvie Inc. | 1802 |
32 |
| MedImmune, LLC | 490 |
32 |
| Janssen Biotech, Inc. | 1552 |
29 |
| Novartis AG | 10847 |
26 |
| FUJIFILM Corporation | 29350 |
23 |
| Pfizer Inc. | 3379 |
21 |
| Other owners | 3210 |