- 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: 289
10-year publication summary
|
12
|
14
|
25
|
30
|
30
|
22
|
26
|
13
|
16
|
12
|
| 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. | 5663 |
20 |
| PPG Industries Ohio, Inc. | 3448 |
9 |
| Korea Institute of Industrial Technology | 1010 |
9 |
| PRC-DeSoto International, Inc. | 576 |
8 |
| Nippon Kayaku Kabushiki Kaisha | 1436 |
8 |
| Sumitomo Seika Chemicals Co., Ltd. | 1045 |
8 |
| Panasonic Intellectual Property Management Co., Ltd. | 31515 |
7 |
| Daicel Corporation | 2351 |
7 |
| International Business Machines Corporation | 61287 |
6 |
| Sekisui Chemical Co., Ltd. | 3429 |
6 |
| Daikin Industries, Ltd. | 10016 |
4 |
| Mitsubishi Chemical Corporation | 4519 |
4 |
| Akzo Nobel Coatings International B.V. | 2091 |
4 |
| Arizona Board of Regents on behalf of Arizona State University | 2646 |
4 |
| Central Glass Company, Limited | 1265 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3466 |
4 |
| Aditya Birla Chemicals (Thailand) Ltd. (epoxy Division) | 7 |
4 |
| Resonac Corporation | 2832 |
4 |
| 3m Innovative Properties Company | 17819 |
3 |
| LG Innotek Co., Ltd. | 7659 |
3 |
| Other owners | 163 |