- All sections
- C - Chemistrymetallurgy
- C12N - Microorganisms or enzymescompositions thereofpropagating, preserving, or maintaining microorganismsmutation or genetic engineeringculture media
- C12N 15/57 - Hydrolases (3) acting on peptide bonds (3.4)
Patent holdings for IPC class C12N 15/57
Total number of patents in this class: 391
10-year publication summary
|
16
|
16
|
29
|
21
|
29
|
34
|
20
|
25
|
25
|
24
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kao Corporation | 5096 |
9 |
| Novozymes A/S | 3393 |
9 |
| Danisco US Inc. | 1145 |
6 |
| Vertex Pharmaceuticals Incorporated | 1576 |
5 |
| Concordia University | 107 |
5 |
| Peking University First Hospital | 37 |
5 |
| The Regents of the University of California | 20868 |
4 |
| The Trustees of the University of Pennsylvania | 4435 |
4 |
| Amano Enzyme Inc. | 457 |
4 |
| Jiangnan University | 1639 |
4 |
| The University of British Columbia | 1552 |
4 |
| The University of Queensland | 651 |
4 |
| The Procter & Gamble Company | 21880 |
3 |
| Sanofi-Aventis Deutschland GmbH | 2588 |
3 |
| Kaneka Corporation | 4768 |
3 |
| Henkel AG & Co. KGaA | 10774 |
3 |
| Northwestern University | 3567 |
3 |
| Agrivida, Inc. | 62 |
3 |
| The Children's Hospital of Philadelphia | 872 |
3 |
| Ipsen Biopharm Limited | 370 |
3 |
| Other owners | 304 |