- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 20/26 - Esters containing oxygen in addition to the carboxy oxygen
Patent holdings for IPC class C08F 20/26
Total number of patents in this class: 236
10-year publication summary
|
11
|
8
|
19
|
19
|
14
|
23
|
9
|
13
|
9
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| FUJIFILM Corporation | 29843 |
30 |
| JSR Corporation | 2543 |
15 |
| DIC Corporation | 3858 |
8 |
| BASF SE | 21137 |
6 |
| Nippon Shokubai Co., Ltd. | 1507 |
6 |
| Synthomer Adhesive Technologies LLC | 114 |
6 |
| MicroVention, Inc. | 630 |
5 |
| Central Glass Company, Limited | 1272 |
5 |
| Agc, Inc. | 5036 |
5 |
| Shin-Etsu Chemical Co., Ltd. | 5807 |
4 |
| JNC Corporation | 1507 |
4 |
| Kuraray Co., Ltd. | 3543 |
4 |
| Osaka Organic Chemical Industry Ltd. | 134 |
4 |
| Tokyo Ohka Kogyo Co., Ltd. | 1548 |
4 |
| Toray Industries, Inc. | 7021 |
3 |
| Denka Company Limited | 2659 |
3 |
| Sekisui Chemical Co., Ltd. | 3510 |
3 |
| Toagosei Co., Ltd. | 981 |
3 |
| Nissan Chemical Corporation | 2111 |
3 |
| LG Chem, Ltd. | 17704 |
2 |
| Other owners | 113 |