- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 41/14 - Preparation of ethers by exchange of organic parts on the ether-oxygen for other organic parts, e.g. by trans-etherification
Patent holdings for IPC class C07C 41/14
Total number of patents in this class: 62
10-year publication summary
|
6
|
6
|
4
|
4
|
6
|
3
|
7
|
1
|
2
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5669 |
4 |
| 3m Innovative Properties Company | 17823 |
3 |
| Chemtor, LP | 62 |
3 |
| Chevron Phillips Chemical Company LP | 1833 |
3 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 671 |
3 |
| ExxonMobil Research And Engineering Company | 2570 |
2 |
| Merck Patent GmbH | 5815 |
2 |
| FUJIFILM Corporation | 29437 |
2 |
| Central Glass Company, Limited | 1264 |
2 |
| Consiglio Nazionale delle Ricerche | 543 |
2 |
| National Research Council of Canada | 1547 |
2 |
| Newron Pharmaceuticals S.p.A. | 62 |
2 |
| SABIC Global Technologies B.V. | 4351 |
2 |
| Unimatec Co., Ltd. | 237 |
2 |
| Bayer MaterialScience AG | 799 |
1 |
| DSM IP Assets B.V. | 5585 |
1 |
| Saudi Basic Industries Corporation | 554 |
1 |
| Idemitsu Kosan Co., Ltd. | 4224 |
1 |
| Henkel AG & Co. KGaA | 10583 |
1 |
| Alliance for Sustainable Energy, LLC | 804 |
1 |
| Other owners | 22 |