- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 226/10 - N-Vinyl-pyrrolidone
Patent holdings for IPC class C08F 226/10
Total number of patents in this class: 303
10-year publication summary
|
29
|
35
|
17
|
14
|
13
|
18
|
13
|
23
|
18
|
13
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
28 |
| ISP Investments Inc. | 442 |
19 |
| Superdielectrics Ltd | 14 |
9 |
| Toray Industries, Inc. | 7096 |
7 |
| Bausch & Lomb Incorporated | 1064 |
6 |
| ISP Investments LLC | 430 |
6 |
| The Procter & Gamble Company | 21861 |
5 |
| Henkel AG & Co. KGaA | 10770 |
5 |
| China Petroleum & Chemical Corporation | 2147 |
5 |
| Rhodia Operations | 1497 |
5 |
| Johnson & Johnson Vision Care, Inc. | 1156 |
4 |
| LG Chem, Ltd. | 17921 |
4 |
| Daikin Industries, Ltd. | 10478 |
4 |
| Sinopec (Beijing) Research Institute of Chemical Industry Co., Ltd. | 120 |
4 |
| Specialty Operations France | 916 |
4 |
| Fe Pharmaceuticals (Canada) Inc. | 5 |
4 |
| FUJIFILM Corporation | 30512 |
3 |
| China National Petroleum Corporation | 636 |
3 |
| Contemporary Amperex Technology Co., Limited | 9937 |
3 |
| The Curators of the University of Missouri | 1088 |
3 |
| Other owners | 172 |