- All sections
- C - Chemistrymetallurgy
- C12P - Fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture
- C12P 7/40 - Preparation of oxygen-containing organic compounds containing a carboxyl group
Patent holdings for IPC class C12P 7/40
Total number of patents in this class: 1304
10-year publication summary
|
97
|
105
|
89
|
81
|
61
|
57
|
63
|
55
|
50
|
54
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Genomatica, Inc. | 496 |
50 |
| DuPont US Holding, LLC | 97 |
23 |
| Purac Biochem B.V. | 484 |
22 |
| BASF SE | 21017 |
21 |
| Evonik Operations GmbH | 4174 |
20 |
| E.I. DuPont de Nemours and Company | 40 |
20 |
| INV Nylon Chemicals Americas, LLC | 189 |
20 |
| Cargill, Incorporated | 2915 |
17 |
| INVISTA North America, LLC | 151 |
17 |
| Dow Global Technologies LLC | 10437 |
16 |
| Novozymes A/S | 3336 |
16 |
| E. I. du Pont de Nemours and Company | 3988 |
15 |
| LanzaTech, Inc. | 352 |
15 |
| Jiangnan University | 1541 |
14 |
| DSM IP Assets B.V. | 5572 |
12 |
| Korea Advanced Institute of Science and Technology | 4408 |
11 |
| Afyren | 40 |
11 |
| CJ Cheiljedang Corporation | 3443 |
11 |
| William Marsh Rice University | 1024 |
11 |
| Kao Corporation | 4984 |
10 |
| Other owners | 952 |