- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 8/08 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes of formaldehyde, e.g. of formaldehyde formed in situ
Patent holdings for IPC class C08G 8/08
Total number of patents in this class: 80
10-year publication summary
|
8
|
9
|
8
|
12
|
4
|
4
|
3
|
5
|
1
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3813 |
6 |
| SI Group, Inc. | 185 |
6 |
| Shin-Etsu Chemical Co., Ltd. | 5687 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3482 |
5 |
| The Procter & Gamble Company | 21998 |
4 |
| JSR Corporation | 2530 |
4 |
| Sumitomo Bakelite Co., Ltd. | 1509 |
3 |
| DuPont Electronic Materials International, LLC | 429 |
3 |
| Sumitomo Chemical Company, Limited | 9047 |
2 |
| Construction Research & Technology GmbH | 641 |
2 |
| Dorf Ketal Chemicals (India) Private Limited | 74 |
2 |
| Eastman Chemical Company | 2207 |
2 |
| The University of Western Ontario | 322 |
2 |
| Université Paris-saclay | 548 |
2 |
| Delrin USA LLC | 7 |
2 |
| 3m Innovative Properties Company | 17781 |
1 |
| Hitachi Chemical Company, Ltd. | 2339 |
1 |
| Industrial Technology Research Institute | 5076 |
1 |
| Panasonic Intellectual Property Management Co., Ltd. | 31882 |
1 |
| NGK Insulators, Ltd. | 5046 |
1 |
| Other owners | 25 |