- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 18/56 - Polyacetals
Patent holdings for IPC class C08G 18/56
Total number of patents in this class: 48
10-year publication summary
|
5
|
1
|
4
|
0
|
6
|
1
|
5
|
5
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Covestro Deutschland AG | 2774 |
10 |
| PRC-DeSoto International, Inc. | 571 |
6 |
| Eastman Chemical Company | 2208 |
4 |
| Bayer MaterialScience AG | 780 |
3 |
| Celanese Sales Germany GmbH | 131 |
3 |
| Power2polymers GmbH | 7 |
3 |
| BASF SE | 21039 |
2 |
| Dow Global Technologies LLC | 10448 |
2 |
| Contemporary Amperex Technology Co., Limited | 7211 |
2 |
| Ticona GmbH | 41 |
2 |
| Covestro Intellectual Property GmbH & Co. KG | 276 |
2 |
| Murata Manufacturing Co., Ltd. | 24829 |
1 |
| Henkel AG & Co. KGaA | 10623 |
1 |
| Johnson Controls Technology Company | 1418 |
1 |
| Celanese International Corporation | 912 |
1 |
| Segetis, Inc. | 39 |
1 |
| Shoei Chemical Inc. | 326 |
1 |
| University of Science and Technology Beijing | 288 |
1 |
| Plantacote N.V. | 5 |
1 |
| B4plastics BV | 10 |
1 |
| Other owners | 0 |