- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 64/40 - Post-polymerisation treatment
Patent holdings for IPC class C08G 64/40
Total number of patents in this class: 149
10-year publication summary
|
14
|
13
|
13
|
12
|
12
|
13
|
9
|
14
|
3
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
21 |
| SABIC Global Technologies B.V. | 4044 |
13 |
| Covestro Deutschland AG | 2429 |
8 |
| Bayer MaterialScience AG | 874 |
6 |
| Idemitsu Kosan Co., Ltd. | 3995 |
6 |
| Mitsubishi Chemical Corporation | 4313 |
6 |
| SK Innovation Co., Ltd. | 1015 |
6 |
| Sabic Innovative Plastics IP B.V. | 683 |
4 |
| Mitsubishi Gas Chemical Company, Inc. | 3188 |
4 |
| Saudi Aramco Technologies Company | 107 |
4 |
| SHPP Global Technologies B.V. | 1045 |
4 |
| Dow Global Technologies LLC | 10147 |
3 |
| Toray Industries, Inc. | 6652 |
3 |
| Covestro LLC | 577 |
3 |
| Sumitomo Seika Chemicals Co., Ltd. | 1028 |
3 |
| Jabil Inc. | 474 |
3 |
| Covestro Intellectual Property GmbH & Co. KG | 501 |
3 |
| General Electric Company | 18133 |
2 |
| Murata Manufacturing Co., Ltd. | 22355 |
2 |
| Agency for Science, Technology and Research | 3512 |
2 |
| Other owners | 43 |