- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 65/40 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols from phenols and other compounds
Patent holdings for IPC class C08G 65/40
Total number of patents in this class: 1067
10-year publication summary
|
54
|
87
|
80
|
90
|
100
|
74
|
84
|
74
|
69
|
69
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Solvay Specialty Polymers USA, LLC | 585 |
124 |
| Arkema France | 4169 |
46 |
| Victrex Manufacturing Limited | 127 |
45 |
| Sumitomo Chemical Company, Limited | 9105 |
36 |
| Toray Industries, Inc. | 7006 |
36 |
| BASF SE | 21083 |
31 |
| JSR Corporation | 2537 |
30 |
| Idemitsu Kosan Co., Ltd. | 4223 |
27 |
| LG Chem, Ltd. | 17685 |
23 |
| Honshu Chemical Industry Co., Ltd. | 176 |
22 |
| Evonik Operations GmbH | 4161 |
21 |
| SHPP Global Technologies B.V. | 1089 |
18 |
| Daikin Industries, Ltd. | 10146 |
17 |
| SABIC Global Technologies B.V. | 4392 |
14 |
| Nissan Chemical Industries, Ltd. | 1699 |
13 |
| Cytec Industries Inc. | 401 |
12 |
| Hanwha Solutions Corporation | 910 |
11 |
| The United States of America as represented by the Secretary of the Navy | 2798 |
10 |
| SWIMC, LLC | 2514 |
9 |
| Centre National de La Recherche Scientifique | 10645 |
8 |
| Other owners | 514 |