- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 81/02 - PolythioethersPolythioether-ethers
Patent holdings for IPC class C08L 81/02
Total number of patents in this class: 980
10-year publication summary
|
57
|
78
|
76
|
72
|
86
|
75
|
67
|
67
|
45
|
18
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3899 |
99 |
| PRC-DeSoto International, Inc. | 564 |
87 |
| Toray Industries, Inc. | 7023 |
84 |
| Polyplastics Co., Ltd. | 617 |
59 |
| Ticona LLC | 605 |
49 |
| Solvay Specialty Polymers USA, LLC | 508 |
31 |
| 3m Innovative Properties Company | 17576 |
26 |
| LG Chem, Ltd. | 17778 |
18 |
| Kingfa SCI & Tech Co. Ltd. | 662 |
13 |
| Mitsubishi Gas Chemical Company, Inc. | 3564 |
12 |
| SK Chemicals Co., Ltd. | 641 |
12 |
| PPG Industries Ohio, Inc. | 3382 |
11 |
| Kureha Corporation | 1047 |
11 |
| Tosoh Corporation | 1362 |
11 |
| SHPP Global Technologies B.V. | 1095 |
10 |
| BASF SE | 21131 |
9 |
| Daikin Industries, Ltd. | 10244 |
9 |
| Teijin Limited | 1257 |
9 |
| Initz Co., Ltd. | 9 |
8 |
| Solvay SA | 966 |
6 |
| Other owners | 406 |