- All sections
- C - Chemistrymetallurgy
- 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: 339
10-year publication summary
|
26
|
13
|
25
|
37
|
29
|
29
|
29
|
32
|
29
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3503 |
113 |
| Mitsubishi Chemical Corporation | 4519 |
28 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 302 |
17 |
| Sekisui Chemical Co., Ltd. | 3429 |
12 |
| LG Chem, Ltd. | 17639 |
9 |
| MonoSol, LLC | 236 |
9 |
| Sekisui Specialty Chemicals America, LLC | 42 |
8 |
| Sumitomo Seika Chemicals Co., Ltd. | 1045 |
8 |
| The Procter & Gamble Company | 22035 |
6 |
| Chang Chun Petrochemical Co., Ltd. | 114 |
6 |
| Denka Company Limited | 2585 |
6 |
| Daikin Industries, Ltd. | 10016 |
5 |
| Hansol Chemical Co., Ltd. | 147 |
4 |
| Sumitomo Chemical Company, Limited | 9049 |
3 |
| Alcon, Inc. | 5440 |
3 |
| Biocompatibles UK Limited | 149 |
3 |
| CyPlus GmbH | 21 |
3 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 626 |
3 |
| Tokushima University | 213 |
3 |
| Wacker Chemie AG | 2109 |
3 |
| Other owners | 87 |