- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 67/36 - Preparation of carboxylic acid esters by reaction with carbon monoxide or formates
Patent holdings for IPC class C07C 67/36
Total number of patents in this class: 128
10-year publication summary
|
14
|
8
|
11
|
2
|
5
|
5
|
6
|
5
|
10
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Daikin Industries, Ltd. | 10016 |
8 |
| China Petroleum & Chemical Corporation | 1908 |
7 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 266 |
7 |
| INEOS Acetyls UK Limited | 56 |
7 |
| Evonik Oxeno GmbH & Co. KG | 321 |
7 |
| BP Chemicals Limited | 87 |
6 |
| Enerkem Inc. | 84 |
6 |
| Mitsubishi Gas Chemical Company, Inc. | 3466 |
6 |
| Dalian Institute of Chemical Physics, Chinese Academy of Sciences | 672 |
5 |
| Eastman Chemical Company | 2218 |
5 |
| BASF SE | 20915 |
4 |
| Fujian Institute of Research on The Structure of Matter, Chinese Academy of Sciences | 104 |
4 |
| Novomer, Inc. | 212 |
4 |
| Ube Industries, Ltd. | 848 |
3 |
| Woodland Biofuels Inc. | 6 |
3 |
| Shanghai Wuzheng Engineering Technology Co., Ltd | 3 |
3 |
| Pujing Chemical Industry Co., Ltd | 40 |
3 |
| Fairbrics | 13 |
3 |
| Korea Research Institute of Chemical Technology | 1390 |
2 |
| Nippon Steel Engineering Co., Ltd. | 207 |
2 |
| Other owners | 33 |