- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 46/00 - Preparation of quinones
Patent holdings for IPC class C07C 46/00
Total number of patents in this class: 81
10-year publication summary
|
5
|
5
|
3
|
3
|
6
|
5
|
2
|
7
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PTC Therapeutics, Inc. | 475 |
7 |
| Solvay SA | 946 |
4 |
| Kemin Industries, Inc. | 364 |
3 |
| Shangyu Nhu Biological Chemical Co., Ltd. | 19 |
3 |
| Zhejiang Nhu Company Limited | 194 |
3 |
| Zhejiang University | 3448 |
3 |
| Zhejiang Nhu Pharmaceutical Co., Ltd. | 16 |
3 |
| BASF SE | 21308 |
2 |
| Centre National de La Recherche Scientifique | 11026 |
2 |
| DSM IP Assets B.V. | 5373 |
2 |
| Epizon Pharma, Inc. | 35 |
2 |
| Soligenix, Inc. | 50 |
2 |
| Sunny Pharmtech Inc. | 6 |
2 |
| Shanghaitech University | 391 |
2 |
| Glaxo Group Limited | 4360 |
1 |
| Sumitomo Chemical Company, Limited | 8968 |
1 |
| Amazon Technologies, Inc. | 28118 |
1 |
| President and Fellows of Harvard College | 6092 |
1 |
| Kaneka Corporation | 4713 |
1 |
| Boe Technology Group Co., Ltd. | 44074 |
1 |
| Other owners | 35 |