- All sections
- C - Chemistry; metallurgy
- C08F - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
- C08F 220/20 - Esters of polyhydric alcohols or phenols
Patent holdings for IPC class C08F 220/20
Total number of patents in this class: 677
10-year publication summary
|
37
|
59
|
35
|
42
|
51
|
81
|
108
|
85
|
51
|
17
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| 3m Innovative Properties Company | 18406 |
28 |
| FUJIFILM Corporation | 27102 |
23 |
| LG Chem, Ltd. | 17205 |
14 |
| PPG Industries Ohio, Inc. | 3430 |
12 |
| BASF Coatings GmbH | 1128 |
12 |
| Nissan Chemical Industries, Ltd. | 1822 |
11 |
| Denka Company Limited | 2189 |
10 |
| Henkel AG & Co. KGaA | 10129 |
9 |
| DIC Corporation | 3597 |
9 |
| BASF SE | 19740 |
8 |
| Shin-Etsu Chemical Co., Ltd. | 5132 |
8 |
| Dow Global Technologies LLC | 10147 |
8 |
| Mitsubishi Chemical Corporation | 4313 |
8 |
| Samsung Display Co., Ltd. | 30585 |
7 |
| Samsung SDI Co., Ltd. | 6671 |
7 |
| Mitsui Chemicals, Inc. | 3134 |
7 |
| Xerox Corporation | 7503 |
6 |
| Nitto Denko Corporation | 7879 |
6 |
| Hilti Aktiengesellschaft | 3227 |
6 |
| JSR Corporation | 2476 |
6 |
| Other owners | 472 |