- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 8/02 - Condensation polymers of aldehydes or ketones with phenols only of ketones
Patent holdings for IPC class C08G 8/02
Total number of patents in this class: 116
10-year publication summary
|
16
|
10
|
8
|
9
|
6
|
5
|
6
|
3
|
4
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sumitomo Chemical Company, Limited | 8808 |
7 |
| Arkema Inc. | 1075 |
7 |
| Solvay Advanced Polymers, L.L.C. | 104 |
7 |
| BASF SE | 19740 |
6 |
| Hyundai Motor Company | 19021 |
6 |
| Merck Patent GmbH | 5909 |
5 |
| DIC Corporation | 3597 |
4 |
| Nissan Chemical Industries, Ltd. | 1822 |
4 |
| University of Massachusetts | 2130 |
4 |
| Fresenius Medical Care Holdings, Inc. | 1354 |
3 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
3 |
| Nippon Kayaku Kabushiki Kaisha | 1400 |
3 |
| Solvay Specialty Polymers USA, LLC | 521 |
3 |
| Victrex Manufacturing Limited | 121 |
3 |
| Ricoh Company, Ltd. | 13266 |
2 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
2 |
| Arkema France | 3790 |
2 |
| HT Materials Corporation | 14 |
2 |
| Ocean's King Lighting Science & Technology Co., Ltd. | 273 |
2 |
| Nissan Chemical Corporation | 1725 |
2 |
| Other owners | 39 |