- 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: 447
10-year publication summary
|
39
|
36
|
29
|
40
|
35
|
24
|
25
|
28
|
30
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novozymes A/S | 3333 |
161 |
| Danisco US Inc. | 1113 |
72 |
| The Procter & Gamble Company | 21998 |
23 |
| BASF SE | 20991 |
19 |
| Novozymes North America, Inc. | 126 |
16 |
| Danstar Ferment AG | 971 |
11 |
| Amano Enzyme Inc. | 398 |
10 |
| Danisco US Inc., Genencor Division | 56 |
9 |
| DSM IP Assets B.V. | 5577 |
8 |
| Henkel AG & Co. KGaA | 10611 |
8 |
| Wyeth Holdings LLC | 54 |
7 |
| Kao Corporation | 4982 |
6 |
| International N&h Denmark ApS | 343 |
6 |
| Agri-king, Inc. | 33 |
4 |
| Danisco A/S | 167 |
4 |
| Danstar Ferment AG | 46 |
4 |
| Syngenta Crop Protection AG | 6115 |
3 |
| BASF Enzymes LLC | 49 |
3 |
| Caravan Ingredients Inc. | 62 |
3 |
| DuPont Nutrition Biosciences ApS | 477 |
3 |
| Other owners | 67 |