- All sections
- C - Chemistrymetallurgy
- C08G - Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
- C08G 8/04 - Condensation polymers of aldehydes or ketones with phenols only of aldehydes
Patent holdings for IPC class C08G 8/04
Total number of patents in this class: 248
10-year publication summary
|
34
|
25
|
15
|
7
|
13
|
9
|
7
|
13
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DIC Corporation | 3962 |
21 |
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
18 |
| Compagnie Generale des Etablissements Michelin | 4970 |
15 |
| Shin-Etsu Chemical Co., Ltd. | 6096 |
13 |
| Nissan Chemical Corporation | 2227 |
12 |
| Compagnie générale des établissements Michelin SCA | 2716 |
11 |
| Dow Global Technologies LLC | 10944 |
10 |
| JSR Corporation | 2554 |
7 |
| Centre National de La Recherche Scientifique | 11023 |
5 |
| Nissan Chemical Industries, Ltd. | 1645 |
5 |
| Sumitomo Bakelite Co., Ltd. | 1534 |
5 |
| Arianegroup SAS | 536 |
5 |
| DuPont Electronic Materials International, LLC | 426 |
5 |
| Samsung SDI Co., Ltd. | 10589 |
4 |
| 3m Innovative Properties Company | 17478 |
3 |
| Sumitomo Chemical Company, Limited | 9016 |
3 |
| Showa Denko K.K. | 2069 |
3 |
| Arkema Inc. | 1061 |
3 |
| Central Glass Company, Limited | 1293 |
3 |
| Gun Ei Chemical Industry Co., Ltd. | 45 |
3 |
| Other owners | 94 |