- All sections
- C - Chemistrymetallurgy
- C08L - Compositions of macromolecular compounds
- C08L 61/34 - Condensation polymers of aldehydes or ketones with monomers covered by at least two of the groups , , and
Patent holdings for IPC class C08L 61/34
Total number of patents in this class: 143
10-year publication summary
|
14
|
16
|
5
|
8
|
7
|
9
|
8
|
5
|
9
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3622 |
10 |
| JX Nippon Oil & Energy Corporation | 978 |
7 |
| DIC Corporation | 3962 |
6 |
| Johns Manville | 921 |
6 |
| Fuji Jukogyo Kabushiki Kaisha | 36 |
6 |
| Group14 Technologies, Inc. | 120 |
5 |
| Nissan Chemical Industries, Ltd. | 1645 |
5 |
| Saint-Gobain Isover | 678 |
5 |
| Kaneka Corporation | 4703 |
4 |
| Honshu Chemical Industry Co., Ltd. | 191 |
4 |
| Panasonic Intellectual Property Management Co., Ltd. | 33997 |
3 |
| PPG Industries Ohio, Inc. | 3332 |
3 |
| Construction Research & Technology GmbH | 602 |
3 |
| Cytec Industries Inc. | 408 |
3 |
| Namics Corporation | 483 |
3 |
| Shengyi Technology Co., Ltd. | 268 |
3 |
| Giesecke+Devrient Currency Technology GmbH | 954 |
3 |
| JXTG Nippon Oil & Energy Corporation | 323 |
3 |
| Totalenergies Onetech | 1535 |
3 |
| FUJIFILM Corporation | 30514 |
2 |
| Other owners | 56 |