- All sections
- C - Chemistry; metallurgy
- 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
|
23
|
24
|
15
|
22
|
26
|
25
|
21
|
17
|
16
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Corsair Pharma, Inc. | 35 |
23 |
| Sumitomo Chemical Company, Limited | 8808 |
11 |
| JSR Corporation | 2476 |
8 |
| FUJIFILM Corporation | 27102 |
7 |
| LG Chem, Ltd. | 17205 |
6 |
| Merck Patent GmbH | 5909 |
6 |
| JNC Corporation | 1527 |
6 |
| JNC Petrochemical Corporation | 425 |
6 |
| Université de Moncton | 24 |
6 |
| Nissan Chemical Industries, Ltd. | 1822 |
5 |
| Insmed Incorporated | 207 |
4 |
| Syngenta Participations AG | 4970 |
3 |
| Allergan, Inc. | 2600 |
3 |
| Arkema France | 3790 |
3 |
| Chanel Parfums Beaute | 257 |
3 |
| DIC Corporation | 3597 |
3 |
| Eastman Chemical Company | 2239 |
3 |
| Galderma Research & Development | 440 |
3 |
| Givaudan SA | 1760 |
3 |
| Northwest University | 36 |
3 |
| Other owners | 209 |