- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 2/28 - Post-polymerisation treatments
Patent holdings for IPC class C08G 2/28
Total number of patents in this class: 32
10-year publication summary
|
3
|
1
|
2
|
3
|
3
|
1
|
0
|
2
|
1
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21306 |
6 |
| Mitsubishi Gas Chemical Company, Inc. | 3634 |
6 |
| Polyplastics Co., Ltd. | 600 |
6 |
| Kolon Plastics, Inc. | 39 |
3 |
| Celanese International Corporation | 912 |
2 |
| Jiangsu Kaimao Chemical Technology Co., Ltd | 4 |
2 |
| Ticona GmbH | 37 |
2 |
| Thai Polyacetal Co., Ltd . | 4 |
2 |
| Bayer MaterialScience AG | 704 |
1 |
| Celanese Sales Germany GmbH | 128 |
1 |
| EVE Hydrogen Energy Co., LTD. | 14 |
1 |
| Other owners | 0 |