- All sections
- C - Chemistry; metallurgy
- C12N - Microorganisms or enzymes; compositions thereof; propagating, preserving, or maintaining microorganisms; mutation or genetic engineering; culture 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: 451
10-year publication summary
|
37
|
44
|
42
|
34
|
43
|
40
|
27
|
28
|
28
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novozymes A/S | 3314 |
168 |
| Danisco US Inc. | 1045 |
67 |
| The Procter & Gamble Company | 22178 |
22 |
| BASF SE | 19740 |
20 |
| Novozymes North America, Inc. | 150 |
20 |
| Danisco US Inc., Genencor Division | 57 |
9 |
| DSM IP Assets B.V. | 5856 |
8 |
| Henkel AG & Co. KGaA | 10129 |
8 |
| Wyeth Holdings LLC | 57 |
7 |
| Genencor International, Inc. | 94 |
7 |
| Kao Corporation | 4843 |
6 |
| Amano Enzyme Inc. | 324 |
6 |
| Danisco A/S | 199 |
6 |
| International N&h Denmark ApS | 205 |
6 |
| Syngenta Participations AG | 4970 |
5 |
| BASF Enzymes LLC | 78 |
5 |
| DuPont Nutrition Biosciences ApS | 575 |
5 |
| Agri-king, Inc. | 32 |
4 |
| Danstar Ferment AG | 710 |
4 |
| Henkel Kommanditgesellschaft auf Aktien | 373 |
3 |
| Other owners | 65 |