- All sections
- C - Chemistry; metallurgy
- 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: 108
10-year publication summary
|
4
|
7
|
5
|
3
|
9
|
8
|
17
|
15
|
7
|
2
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Rohm and Haas Company | 2805 |
13 |
| LG Chem, Ltd. | 17205 |
6 |
| FUJIFILM Corporation | 27102 |
5 |
| Dow Silicones Corporation | 1664 |
5 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
4 |
| Dow Global Technologies LLC | 10147 |
4 |
| Mitsubishi Chemical Corporation | 4313 |
4 |
| Johnson & Johnson Surgical Vision, Inc. | 968 |
4 |
| Arkema France | 3790 |
3 |
| Kuraray Co., Ltd. | 3392 |
3 |
| Tokyo Ohka Kogyo Co., Ltd. | 1481 |
3 |
| Canon Inc. | 36841 |
2 |
| Evonik Röhm GmbH | 452 |
2 |
| National University Corporation University of Toyama | 166 |
2 |
| Nissan Chemical Corporation | 1725 |
2 |
| Unilever PLC | 3540 |
1 |
| Unilever N.V. | 3440 |
1 |
| BASF SE | 19740 |
1 |
| The Regents of the University of California | 18943 |
1 |
| Columbia Insurance Company | 1569 |
1 |
| Other owners | 41 |