- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 59/02 - Polyacetals containing polyoxymethylene sequences only
Patent holdings for IPC class C08L 59/02
Total number of patents in this class: 133
10-year publication summary
|
14
|
7
|
12
|
11
|
8
|
7
|
9
|
8
|
9
|
2
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20616 |
14 |
| Ticona LLC | 580 |
14 |
| Celanese International Corporation | 918 |
13 |
| Celanese Sales Germany GmbH | 131 |
10 |
| Polyplastics Co., Ltd. | 597 |
7 |
| E. I. du Pont de Nemours and Company | 4167 |
6 |
| Ticona GmbH | 42 |
6 |
| Asahi Kasei Kabushiki Kaisha | 2615 |
4 |
| SABIC Global Technologies B.V. | 4254 |
4 |
| Korea Engineering Plastics Co., Ltd. | 16 |
3 |
| DuPont Polymers, Inc. | 260 |
3 |
| Dow Global Technologies LLC | 10247 |
2 |
| Asahi Kasei Chemicals Corporation | 691 |
2 |
| DePuy Ireland Unlimited Company | 777 |
2 |
| Kyoto Municipal Institute of Industrial Technology and Culture | 18 |
2 |
| Kyoto University | 2775 |
2 |
| Mitsubishi Gas Chemical Company, Inc. | 3392 |
2 |
| Shanghai Techase Environment Protection Co., Ltd. | 3 |
2 |
| Delrin USA LLC | 7 |
2 |
| Canon Inc. | 39005 |
1 |
| Other owners | 32 |