- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 81/00 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur with or without nitrogen, oxygen, or carbon onlyCompositions of polysulfonesCompositions of derivatives of such polymers
Patent holdings for IPC class C08L 81/00
Total number of patents in this class: 197
10-year publication summary
|
31
|
19
|
23
|
12
|
8
|
8
|
4
|
9
|
2
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| PRC-DeSoto International, Inc. | 574 |
23 |
| Solvay Specialty Polymers USA, LLC | 583 |
16 |
| 3m Innovative Properties Company | 17857 |
11 |
| BASF SE | 20904 |
8 |
| SHPP Global Technologies B.V. | 1084 |
7 |
| Nektar Therapeutics | 436 |
5 |
| SABIC Global Technologies B.V. | 4330 |
5 |
| Toray Industries, Inc. | 6931 |
4 |
| The Arizona Board of Regents on Behalf of the University of Arizona | 2148 |
4 |
| Koc Solution Co., Ltd. | 65 |
4 |
| Solvay SA | 996 |
4 |
| Baker Hughes Incorporated | 5273 |
3 |
| PPG Industries Ohio, Inc. | 3457 |
3 |
| Chevron Phillips Chemical Company LP | 1839 |
3 |
| Stratasys, Inc. | 718 |
3 |
| Ticona LLC | 592 |
3 |
| Johnson & Johnson Vision Care, Inc. | 1182 |
2 |
| LG Chem, Ltd. | 17598 |
2 |
| Panasonic Intellectual Property Management Co., Ltd. | 31221 |
2 |
| Mitsui Chemicals, Inc. | 3222 |
2 |
| Other owners | 83 |