- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 16/06 - Polyvinyl alcohol
Patent holdings for IPC class C08F 16/06
Total number of patents in this class: 312
10-year publication summary
|
25
|
20
|
26
|
29
|
15
|
37
|
27
|
20
|
16
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Kuraray Co., Ltd. | 3567 |
80 |
| Mitsubishi Chemical Corporation | 4682 |
20 |
| Japan VAM & Poval Co., Ltd. | 79 |
17 |
| Sekisui Chemical Co., Ltd. | 3581 |
15 |
| Denka Company Limited | 2698 |
13 |
| The Nippon Synthetic Chemical Industry Co., Ltd. | 290 |
8 |
| Sekisui Specialty Chemicals America, LLC | 47 |
6 |
| LG Chem, Ltd. | 17813 |
5 |
| Denki Kagaku Kogyo Kabushiki Kaisha | 605 |
4 |
| Universite de Liege | 256 |
4 |
| The Procter & Gamble Company | 21900 |
3 |
| The Regents of the University of California | 20506 |
3 |
| Terumo Kabushiki Kaisha | 5730 |
3 |
| Clariant Finance (BVI) Limited | 374 |
3 |
| Solutia Inc. | 409 |
3 |
| Sun Chemical Corporation | 826 |
3 |
| UPM-Kymmene Corporation | 972 |
3 |
| Merck Patent GmbH | 5662 |
2 |
| FUJIFILM Corporation | 30210 |
2 |
| Toray Industries, Inc. | 7036 |
2 |
| Other owners | 113 |