- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 81/06 - PolysulfonesPolyethersulfones
Patent holdings for IPC class C08L 81/06
Total number of patents in this class: 662
10-year publication summary
|
40
|
55
|
70
|
40
|
47
|
43
|
30
|
42
|
29
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Solvay Specialty Polymers USA, LLC | 512 |
89 |
| BASF SE | 21149 |
50 |
| Sumitomo Chemical Company, Limited | 9053 |
45 |
| Toray Industries, Inc. | 7018 |
22 |
| SHPP Global Technologies B.V. | 1091 |
19 |
| Cytec Technology Corp. | 268 |
15 |
| Sabic Innovative Plastics IP B.V. | 681 |
12 |
| Sumitomo Electric Industries, Ltd. | 15967 |
9 |
| Fresenius Medical Care Holdings, Inc. | 1429 |
9 |
| Lotte Chemical Corporation | 736 |
9 |
| Sumitomo Wiring Systems, Ltd. | 10700 |
8 |
| AutoNetworks Technologies, Ltd. | 6869 |
8 |
| Solvay Advanced Polymers, L.L.C. | 74 |
8 |
| Nitto Denko Corporation | 8412 |
7 |
| Syensqo Specialty Polymers USA, LLC | 99 |
7 |
| LG Chem, Ltd. | 17744 |
6 |
| Daikin Industries, Ltd. | 10215 |
6 |
| Evonik Röhm GmbH | 421 |
5 |
| Hexcel Corporation | 299 |
5 |
| Nitto Shinko Corporation | 79 |
5 |
| Other owners | 318 |