- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 59/30 - Di-epoxy compounds containing atoms other than carbon, hydrogen, oxygen, and nitrogen
Patent holdings for IPC class C08G 59/30
Total number of patents in this class: 301
10-year publication summary
|
14
|
25
|
31
|
31
|
22
|
26
|
13
|
16
|
18
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5997 |
20 |
| Korea Institute of Industrial Technology | 1024 |
9 |
| PRC-DeSoto International, Inc. | 563 |
8 |
| PPG Industries Ohio, Inc. | 3343 |
8 |
| Sumitomo Seika Chemicals Co., Ltd. | 1040 |
8 |
| Dow Toray Co., Ltd. | 603 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 33812 |
7 |
| Daicel Corporation | 2482 |
7 |
| Nippon Kayaku Kabushiki Kaisha | 1465 |
7 |
| International Business Machines Corporation | 62325 |
6 |
| Sekisui Chemical Co., Ltd. | 3579 |
6 |
| Dow Global Technologies LLC | 10845 |
5 |
| Dow Silicones Corporation | 2076 |
5 |
| Resonac Corporation | 3277 |
5 |
| Daikin Industries, Ltd. | 10401 |
4 |
| Mitsubishi Chemical Corporation | 4665 |
4 |
| Akzo Nobel Coatings International B.V. | 2034 |
4 |
| Arizona Board of Regents on behalf of Arizona State University | 2875 |
4 |
| Central Glass Company, Limited | 1289 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3599 |
4 |
| Other owners | 168 |