- 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: 279
10-year publication summary
15
|
12
|
14
|
25
|
31
|
31
|
21
|
25
|
13
|
6
|
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. | 5132 |
16 |
International Business Machines Corporation | 60644 |
9 |
PPG Industries Ohio, Inc. | 3430 |
9 |
Korea Institute of Industrial Technology | 994 |
9 |
PRC-DeSoto International, Inc. | 567 |
8 |
Nippon Kayaku Kabushiki Kaisha | 1400 |
8 |
Sumitomo Seika Chemicals Co., Ltd. | 1028 |
8 |
Daicel Corporation | 2128 |
7 |
Sekisui Chemical Co., Ltd. | 3159 |
6 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
5 |
Daikin Industries, Ltd. | 9495 |
5 |
Mitsubishi Chemical Corporation | 4313 |
5 |
Akzo Nobel Coatings International B.V. | 2185 |
4 |
Arizona Board of Regents on behalf of Arizona State University | 2226 |
4 |
Bromine Compounds Ltd. | 196 |
4 |
Central Glass Company, Limited | 1244 |
4 |
Mitsubishi Gas Chemical Company, Inc. | 3188 |
4 |
Aditya Birla Chemicals (Thailand) Ltd. (epoxy Division) | 7 |
4 |
3m Innovative Properties Company | 18406 |
3 |
LG Innotek Co., Ltd. | 6758 |
3 |
Other owners | 154 |