- 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: 359
10-year publication summary
|
29
|
35
|
31
|
25
|
24
|
23
|
27
|
28
|
13
|
17
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ticona LLC | 602 |
45 |
| Toray Industries, Inc. | 7167 |
34 |
| Solvay Specialty Polymers USA, LLC | 503 |
19 |
| PRC-DeSoto International, Inc. | 575 |
17 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2326 |
16 |
| DIC Corporation | 4008 |
14 |
| SHPP Global Technologies B.V. | 1112 |
9 |
| 3m Innovative Properties Company | 17455 |
8 |
| Polyplastics Co., Ltd. | 580 |
8 |
| Cytec Industries Inc. | 413 |
7 |
| BASF SE | 21334 |
6 |
| The Boeing Company | 20232 |
6 |
| Toray Fine Chemicals Co., Ltd. | 83 |
5 |
| Eaton Intelligent Power Limited | 6304 |
5 |
| PPG Industries Ohio, Inc. | 3323 |
4 |
| The Yokohama Rubber Co., Ltd. | 4118 |
4 |
| Solvay Specialty Polymers Italy S.p.A. | 653 |
4 |
| Teijin Limited | 1308 |
4 |
| Zephyros, Inc. | 694 |
4 |
| Nitto Denko Corporation | 8642 |
3 |
| Other owners | 137 |