- All sections
- C - Chemistry; metallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 63/88 - Post-polymerisation treatment
Patent holdings for IPC class C08G 63/88
Total number of patents in this class: 159
10-year publication summary
|
8
|
14
|
10
|
13
|
6
|
9
|
8
|
9
|
7
|
6
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toray Industries, Inc. | 6652 |
8 |
| Furanix Technologies B.V. | 133 |
8 |
| SABIC Global Technologies B.V. | 4044 |
7 |
| DSM IP Assets B.V. | 5856 |
4 |
| Kaneka Corporation | 4445 |
4 |
| Northwestern University | 3112 |
4 |
| INVISTA Technologies S.a.r.l. | 450 |
4 |
| E. I. du Pont de Nemours and Company | 4345 |
3 |
| Mitsubishi Chemical Corporation | 4313 |
3 |
| Eastman Chemical Company | 2239 |
3 |
| Kureha Corporation | 1026 |
3 |
| Polymetrix AG | 20 |
3 |
| Uhde Inventa-Fischer GmbH | 131 |
3 |
| Evonik Operations GmbH | 3879 |
3 |
| BASF SE | 19740 |
2 |
| Evonik Röhm GmbH | 452 |
2 |
| Purdue Research Foundation | 3277 |
2 |
| Asahi Kasei Chemicals Corporation | 809 |
2 |
| China Petroleum & Chemical Corporation | 1623 |
2 |
| DuPont Teijin Films U.S. Limited Partnership | 143 |
2 |
| Other owners | 87 |