- 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 21/02 - Preparation of peptides or proteins having a known sequence of two or more amino acids, e.g. glutathione
Patent holdings for IPC class C12P 21/02
Total number of patents in this class: 4745
10-year publication summary
|
275
|
300
|
334
|
331
|
315
|
321
|
336
|
348
|
281
|
147
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ajinomoto Co., Inc. | 2298 |
83 |
| Chugai Seiyaku Kabushiki Kaisha | 1343 |
69 |
| Regeneron Pharmaceuticals, Inc. | 4238 |
63 |
| Danisco US Inc. | 1100 |
58 |
| Immatics Biotechnologies GmbH | 1154 |
57 |
| Novozymes A/S | 3319 |
51 |
| The Regents of the University of California | 19859 |
47 |
| Kaneka Corporation | 4496 |
47 |
| The University of Tokyo | 4162 |
43 |
| Spiber Inc. | 296 |
42 |
| Daiichi Sankyo Company, Limited | 1859 |
41 |
| Northwestern University | 3369 |
36 |
| Genentech, Inc. | 3976 |
34 |
| Amgen Inc. | 4071 |
34 |
| National Institute of Advanced Industrial Science and Technology | 3792 |
34 |
| DSM IP Assets B.V. | 5601 |
32 |
| BASF SE | 20874 |
29 |
| Riken | 1688 |
28 |
| Hoffmann-La Roche Inc. | 3400 |
26 |
| F. Hoffmann-La Roche AG | 7932 |
24 |
| Other owners | 3867 |