- 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: 444
10-year publication summary
44
|
42
|
34
|
43
|
40
|
27
|
28
|
32
|
30
|
9
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Novozymes A/S | 3320 |
159 |
Danisco US Inc. | 1101 |
72 |
The Procter & Gamble Company | 22016 |
23 |
BASF SE | 20926 |
18 |
Novozymes North America, Inc. | 129 |
17 |
Amano Enzyme Inc. | 387 |
10 |
Danstar Ferment AG | 936 |
10 |
DSM IP Assets B.V. | 5586 |
8 |
Henkel AG & Co. KGaA | 10567 |
8 |
Danisco US Inc., Genencor Division | 54 |
8 |
Wyeth Holdings LLC | 54 |
7 |
Kao Corporation | 4964 |
6 |
International N&h Denmark ApS | 338 |
6 |
Danstar Ferment AG | 47 |
5 |
Agri-king, Inc. | 33 |
4 |
Danisco A/S | 169 |
4 |
Syngenta Crop Protection AG | 6045 |
3 |
BASF Enzymes LLC | 49 |
3 |
Caravan Ingredients Inc. | 62 |
3 |
DuPont Nutrition Biosciences ApS | 477 |
3 |
Other owners | 67 |