- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 4/40 - Redox systems
Patent holdings for IPC class C08F 4/40
Total number of patents in this class: 296
10-year publication summary
|
19
|
21
|
12
|
24
|
22
|
21
|
17
|
13
|
20
|
1
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| LG Chem, Ltd. | 17205 |
12 |
| Kaneka Corporation | 4445 |
11 |
| Carnegie Mellon University | 1405 |
10 |
| Kyoto University | 2732 |
10 |
| Pilot Polymer Technologies, Inc. | 34 |
9 |
| 3m Innovative Properties Company | 18406 |
8 |
| BASF SE | 19740 |
8 |
| Rohm and Haas Company | 2805 |
7 |
| Nippon Shokubai Co., Ltd. | 1487 |
7 |
| Pilot Polymer Technolgies, Inc. | 13 |
6 |
| Mitsui Chemicals, Inc. | 3134 |
5 |
| Changzhou University | 141 |
5 |
| China Petroleum & Chemical Corporation | 1623 |
5 |
| Zeon Corporation | 3854 |
5 |
| Centre National de La Recherche Scientifique | 9632 |
4 |
| Sumitomo Chemical Company, Limited | 8808 |
4 |
| Daikin Industries, Ltd. | 9495 |
4 |
| DSM IP Assets B.V. | 5856 |
4 |
| DIC Corporation | 3597 |
4 |
| Kyushu University, National University Corporation | 1572 |
4 |
| Other owners | 164 |