- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 261/04 - Macromolecular compounds obtained by polymerising monomers on to polymers of oxygen-containing monomers as defined in group on to polymers of unsaturated alcohols on to polymers of vinyl alcohol
Patent holdings for IPC class C08F 261/04
Total number of patents in this class: 109
10-year publication summary
|
10
|
8
|
18
|
11
|
12
|
8
|
12
|
6
|
5
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Denka Company Limited | 2465 |
19 |
| Kuraray Co., Ltd. | 3469 |
12 |
| Buckman Laboratories International, Inc. | 239 |
5 |
| Nitto Denko Corporation | 8099 |
4 |
| Wacker Chemie AG | 2107 |
4 |
| Nippon Paint Surf Chemicals Co., Ltd. | 89 |
3 |
| Daikin Industries, Ltd. | 9851 |
2 |
| Adeka Corporation | 1341 |
2 |
| AGC Engineering Co., Ltd. | 23 |
2 |
| Jilin University | 252 |
2 |
| Shenzhen BTR New Energy Materials Inc. | 22 |
2 |
| Boston Scientific Medical Device Limited | 783 |
2 |
| ENERGY SOLUTIONS (US) LLC, a Delaware limited liability company | 221 |
2 |
| The Procter & Gamble Company | 22147 |
1 |
| Centre National de La Recherche Scientifique | 10124 |
1 |
| FUJIFILM Corporation | 28829 |
1 |
| Denso Corporation | 23803 |
1 |
| The General Hospital Corporation | 4651 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3738 |
1 |
| Akzo Nobel N.V. | 197 |
1 |
| Other owners | 41 |