- 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: 145
10-year publication summary
|
14
|
16
|
5
|
8
|
7
|
9
|
8
|
5
|
9
|
8
|
| 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. | 3650 |
10 |
| JX Nippon Oil & Energy Corporation | 978 |
7 |
| DIC Corporation | 4000 |
6 |
| Johns Manville | 918 |
6 |
| Fuji Jukogyo Kabushiki Kaisha | 34 |
6 |
| Group14 Technologies, Inc. | 123 |
5 |
| Nissan Chemical Industries, Ltd. | 1629 |
5 |
| Saint-Gobain Isover | 684 |
5 |
| Panasonic Intellectual Property Management Co., Ltd. | 34568 |
4 |
| Kaneka Corporation | 4822 |
4 |
| Honshu Chemical Industry Co., Ltd. | 193 |
4 |
| PPG Industries Ohio, Inc. | 3328 |
3 |
| Construction Research & Technology GmbH | 598 |
3 |
| Cytec Industries Inc. | 412 |
3 |
| Namics Corporation | 499 |
3 |
| Shengyi Technology Co., Ltd. | 268 |
3 |
| Giesecke+Devrient Currency Technology GmbH | 971 |
3 |
| JXTG Nippon Oil & Energy Corporation | 323 |
3 |
| Totalenergies Onetech | 1549 |
3 |
| FUJIFILM Corporation | 30774 |
2 |
| Other owners | 57 |