- All sections
- C - Chemistrymetallurgy
- C12N - Microorganisms or enzymescompositions thereofpropagating, preserving, or maintaining microorganismsmutation or genetic engineeringculture media
- C12N 9/28 - Alpha-amylase from microbial source, e.g. bacterial amylase
Patent holdings for IPC class C12N 9/28
Total number of patents in this class: 463
10-year publication summary
|
42
|
35
|
43
|
40
|
29
|
27
|
32
|
31
|
20
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novozymes A/S | 3384 |
162 |
| Danisco US Inc. | 1139 |
74 |
| The Procter & Gamble Company | 21855 |
22 |
| BASF SE | 21303 |
19 |
| Danstar Ferment AG | 1031 |
15 |
| Novozymes North America, Inc. | 111 |
12 |
| Amano Enzyme Inc. | 440 |
12 |
| Danisco US Inc., Genencor Division | 51 |
9 |
| DSM IP Assets B.V. | 5379 |
8 |
| Wyeth Holdings LLC | 51 |
7 |
| Kao Corporation | 5076 |
7 |
| Henkel AG & Co. KGaA | 10770 |
7 |
| Nanjing Bestzyme Bio-Engineering Co., Ltd. | 63 |
7 |
| International N&h Denmark ApS | 445 |
6 |
| Danstar Ferment AG | 45 |
5 |
| Agri-king, Inc. | 33 |
4 |
| Danisco A/S | 108 |
4 |
| Guangdong VTR Bio-Tech Co., Ltd. | 16 |
4 |
| Syngenta Crop Protection AG | 6701 |
3 |
| BASF Enzymes LLC | 47 |
3 |
| Other owners | 73 |