- All sections
- C - Chemistry; metallurgy
- 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: 275
10-year publication summary
|
15
|
12
|
14
|
25
|
31
|
31
|
22
|
25
|
13
|
12
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shin-Etsu Chemical Co., Ltd. | 5271 |
18 |
| PPG Industries Ohio, Inc. | 3410 |
9 |
| Korea Institute of Industrial Technology | 1001 |
9 |
| PRC-DeSoto International, Inc. | 576 |
8 |
| Nippon Kayaku Kabushiki Kaisha | 1409 |
8 |
| Sumitomo Seika Chemicals Co., Ltd. | 1025 |
8 |
| Daicel Corporation | 2177 |
7 |
| International Business Machines Corporation | 59199 |
6 |
| Sekisui Chemical Co., Ltd. | 3223 |
6 |
| Panasonic Intellectual Property Management Co., Ltd. | 28660 |
5 |
| Daikin Industries, Ltd. | 9622 |
4 |
| Mitsubishi Chemical Corporation | 4331 |
4 |
| Akzo Nobel Coatings International B.V. | 2169 |
4 |
| Arizona Board of Regents on behalf of Arizona State University | 2316 |
4 |
| Central Glass Company, Limited | 1234 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3259 |
4 |
| Aditya Birla Chemicals (Thailand) Ltd. (epoxy Division) | 7 |
4 |
| 3m Innovative Properties Company | 18114 |
3 |
| LG Innotek Co., Ltd. | 6999 |
3 |
| Dow Global Technologies LLC | 10262 |
3 |
| Other owners | 154 |