- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 216/06 - Polyvinyl alcohol
Patent holdings for IPC class C08F 216/06
Total number of patents in this class: 316
10-year publication summary
|
20
|
26
|
13
|
26
|
41
|
28
|
29
|
26
|
33
|
7
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3392 |
101 |
| Mitsubishi Chemical Corporation | 4313 |
20 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 314 |
18 |
| Sekisui Chemical Co., Ltd. | 3159 |
10 |
| LG Chem, Ltd. | 17205 |
9 |
| Sumitomo Seika Chemicals Co., Ltd. | 1028 |
8 |
| MonoSol, LLC | 226 |
7 |
| Chang Chun Petrochemical Co., Ltd. | 112 |
6 |
| The Procter & Gamble Company | 22178 |
5 |
| Daikin Industries, Ltd. | 9495 |
5 |
| Denka Company Limited | 2189 |
5 |
| Sekisui Specialty Chemicals America, LLC | 37 |
5 |
| Agc, Inc. | 4029 |
5 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 680 |
4 |
| Wacker Chemie AG | 2091 |
4 |
| Sumitomo Chemical Company, Limited | 8808 |
3 |
| Alcon, Inc. | 4899 |
3 |
| Biocompatibles UK Limited | 167 |
3 |
| CyPlus GmbH | 23 |
3 |
| Tokushima University | 184 |
3 |
| Other owners | 89 |