- All sections
- C - Chemistrymetallurgy
- C12N - Microorganisms or enzymescompositions thereofpropagating, preserving, or maintaining microorganismsmutation or genetic engineeringculture media
- C12N 15/31 - Genes encoding microbial proteins, e.g. enterotoxins
Patent holdings for IPC class C12N 15/31
Total number of patents in this class: 1652
10-year publication summary
|
76
|
73
|
92
|
74
|
98
|
101
|
93
|
93
|
95
|
96
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| The Regents of the University of California | 20902 |
28 |
| Pioneer Hi-Bred International, Inc. | 7080 |
28 |
| Kao Corporation | 5100 |
18 |
| The University of Tokyo | 4390 |
18 |
| Kaneka Corporation | 4775 |
15 |
| Monsanto Technology LLC | 8576 |
13 |
| Toray Industries, Inc. | 7149 |
13 |
| Jiangnan University | 1643 |
13 |
| University of Saskatchewan | 489 |
13 |
| BASF SE | 21320 |
12 |
| Ajinomoto Co., Inc. | 2284 |
11 |
| CJ Cheiljedang Corporation | 3686 |
11 |
| National Research Council of Canada | 1555 |
11 |
| Ningxia Eppen Biotech Co., Ltd | 48 |
11 |
| The UAB Research Foundation | 667 |
10 |
| Massachusetts Institute of Technology | 10305 |
9 |
| Sumitomo Chemical Company, Limited | 8965 |
9 |
| Danisco US Inc. | 1146 |
9 |
| BASF (China) Co., Ltd. | 891 |
9 |
| Panasonic Intellectual Property Management Co., Ltd. | 34471 |
8 |
| Other owners | 1383 |