- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 65/325 - Polymers modified by chemical after-treatment with inorganic compounds containing nitrogen
Patent holdings for IPC class C08G 65/325
Total number of patents in this class: 101
10-year publication summary
|
6
|
7
|
14
|
8
|
6
|
12
|
4
|
2
|
5
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hanmi Pharm. Co., Ltd. | 552 |
6 |
| Huntsman Petrochemical LLC | 285 |
6 |
| Daikin Industries, Ltd. | 9838 |
4 |
| Wanhua Chemical Group Co., Ltd. | 302 |
4 |
| Shin-Etsu Chemical Co., Ltd. | 5446 |
3 |
| NOK Corporation | 2166 |
3 |
| Sun Chemical Corporation | 864 |
3 |
| Zeon Corporation | 3995 |
3 |
| 3m Innovative Properties Company | 17957 |
2 |
| Asahi Glass Company, Limited | 2882 |
2 |
| Eth Zurich | 1253 |
2 |
| Korea Research Institute of Chemical Technology | 1337 |
2 |
| M-I L.L.C. | 855 |
2 |
| Solvay Specialty Polymers Italy S.p.A. | 737 |
2 |
| Stichting Katholieke Universiteit | 118 |
2 |
| Ip2ipo Innovations Limited | 164 |
2 |
| BASF SE | 20432 |
1 |
| E. I. du Pont de Nemours and Company | 4249 |
1 |
| FUJIFILM Corporation | 28805 |
1 |
| Massachusetts Institute of Technology | 9913 |
1 |
| Other owners | 49 |