- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 69/734 - Ethers
Patent holdings for IPC class C07C 69/734
Total number of patents in this class: 324
10-year publication summary
|
12
|
21
|
22
|
23
|
21
|
18
|
13
|
18
|
11
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corsair Pharma, Inc. | 37 |
24 |
| Sumitomo Chemical Company, Limited | 9039 |
17 |
| JSR Corporation | 2546 |
8 |
| FUJIFILM Corporation | 30010 |
7 |
| JNC Corporation | 1514 |
6 |
| JNC Petrochemical Corporation | 328 |
6 |
| LG Chem, Ltd. | 17741 |
5 |
| Merck Patent GmbH | 5727 |
4 |
| Insmed Incorporated | 257 |
4 |
| Nippon Shokubai Co., Ltd. | 1515 |
4 |
| Nissan Chemical Industries, Ltd. | 1686 |
4 |
| Université de Moncton | 21 |
4 |
| Allergan, Inc. | 2282 |
3 |
| Chanel Parfums Beaute | 273 |
3 |
| DIC Corporation | 3889 |
3 |
| Eastman Chemical Company | 2111 |
3 |
| Firmenich SA | 1723 |
3 |
| Givaudan SA | 1926 |
3 |
| Honshu Chemical Industry Co., Ltd. | 181 |
3 |
| Northwest University | 43 |
3 |
| Other owners | 207 |