- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 49/21 - Unsaturated compounds containing keto groups bound to acyclic carbon atoms containing rings other than six-membered aromatic rings
Patent holdings for IPC class C07C 49/21
Total number of patents in this class: 51
10-year publication summary
|
4
|
2
|
6
|
3
|
4
|
1
|
3
|
2
|
1
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Firmenich SA | 1674 |
8 |
| BASF SE | 20666 |
5 |
| DSM IP Assets B.V. | 5669 |
3 |
| Givaudan SA | 1845 |
3 |
| International Flavors & Fragrances Inc. | 492 |
3 |
| The Procter & Gamble Company | 22039 |
2 |
| Symrise AG | 1710 |
2 |
| Zhejiang Nhu Company Limited | 170 |
2 |
| Zhejiang University | 3060 |
2 |
| Shandong Nhu Pharmaceutical Co., Ltd. | 25 |
2 |
| Centre National de La Recherche Scientifique | 10253 |
1 |
| BASF Corporation | 1708 |
1 |
| Changzhou Tronly Advanced Electronic Materials Co., Ltd. | 77 |
1 |
| Council of Scientific and Industrial Research | 596 |
1 |
| Coyote Pharmaceuticals, Inc. | 12 |
1 |
| HEJ Research Institute Karachi University | 1 |
1 |
| Millennium Specialty Chemicals, Inc. | 11 |
1 |
| Nissan Chemical Industries, Ltd. | 1738 |
1 |
| Oxea GmbH | 66 |
1 |
| Universite de Montpellier | 970 |
1 |
| Other owners | 9 |