- All sections
- C - Chemistrymetallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 220/40 - Esters of unsaturated alcohols
Patent holdings for IPC class C08F 220/40
Total number of patents in this class: 130
10-year publication summary
|
5
|
3
|
9
|
8
|
16
|
15
|
8
|
9
|
14
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohm and Haas Company | 2939 |
13 |
| LG Chem, Ltd. | 17702 |
9 |
| FUJIFILM Corporation | 29911 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 5823 |
6 |
| Johnson & Johnson Surgical Vision, Inc. | 930 |
6 |
| Dow Silicones Corporation | 1999 |
5 |
| Dow Global Technologies LLC | 10627 |
4 |
| Mitsubishi Chemical Corporation | 4625 |
4 |
| Tokyo Ohka Kogyo Co., Ltd. | 1556 |
4 |
| Canon Inc. | 41306 |
3 |
| Arkema France | 4168 |
3 |
| Kuraray Co., Ltd. | 3548 |
3 |
| Evonik Röhm GmbH | 424 |
2 |
| JSR Corporation | 2549 |
2 |
| National University Corporation University of Toyama | 170 |
2 |
| Nippon Shokubai Co., Ltd. | 1509 |
2 |
| Trustees of Tufts College | 919 |
2 |
| Nissan Chemical Corporation | 2118 |
2 |
| Unilever PLC | 3103 |
1 |
| Unilever N.V. | 3012 |
1 |
| Other owners | 50 |