- 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: 136
10-year publication summary
|
5
|
3
|
9
|
8
|
16
|
15
|
8
|
9
|
14
|
7
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohm and Haas Company | 2937 |
13 |
| LG Chem, Ltd. | 17813 |
9 |
| Johnson & Johnson Surgical Vision, Inc. | 936 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 5933 |
7 |
| FUJIFILM Corporation | 30210 |
6 |
| Tokyo Ohka Kogyo Co., Ltd. | 1544 |
5 |
| Dow Silicones Corporation | 2044 |
5 |
| Dow Global Technologies LLC | 10762 |
4 |
| Mitsubishi Chemical Corporation | 4682 |
4 |
| Canon Inc. | 42224 |
3 |
| Arkema France | 4182 |
3 |
| Kuraray Co., Ltd. | 3567 |
3 |
| Evonik Röhm GmbH | 400 |
2 |
| JSR Corporation | 2540 |
2 |
| National University Corporation University of Toyama | 175 |
2 |
| Nippon Shokubai Co., Ltd. | 1524 |
2 |
| Trustees of Tufts College | 940 |
2 |
| Nissan Chemical Corporation | 2155 |
2 |
| Resonac Corporation | 3198 |
2 |
| Unilever PLC | 3051 |
1 |
| Other owners | 51 |