- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 81/04 - Polysulfides
Patent holdings for IPC class C08L 81/04
Total number of patents in this class: 339
10-year publication summary
|
24
|
29
|
35
|
31
|
25
|
23
|
20
|
27
|
27
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ticona LLC | 580 |
43 |
| Toray Industries, Inc. | 6840 |
33 |
| PRC-DeSoto International, Inc. | 572 |
18 |
| Solvay Specialty Polymers USA, LLC | 570 |
18 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2121 |
14 |
| DIC Corporation | 3720 |
12 |
| SHPP Global Technologies B.V. | 1070 |
9 |
| 3m Innovative Properties Company | 17865 |
8 |
| Polyplastics Co., Ltd. | 597 |
7 |
| BASF SE | 20616 |
6 |
| The Boeing Company | 19956 |
6 |
| Toray Fine Chemicals Co., Ltd. | 81 |
6 |
| The Yokohama Rubber Co., Ltd. | 4003 |
5 |
| Eaton Intelligent Power Limited | 5880 |
5 |
| PPG Industries Ohio, Inc. | 3392 |
4 |
| Sumitomo Rubber Industries, Ltd. | 4449 |
4 |
| Cytec Industries Inc. | 398 |
4 |
| Solvay Specialty Polymers Italy S.p.A. | 744 |
4 |
| Teijin Limited | 1228 |
4 |
| Zephyros, Inc. | 642 |
4 |
| Other owners | 125 |