- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 41/56 - Preparation of compounds having groups by reactions producing groups by condensation of aldehydes, paraformaldehyde, or ketones
Patent holdings for IPC class C07C 41/56
Total number of patents in this class: 79
10-year publication summary
|
2
|
1
|
7
|
7
|
4
|
5
|
5
|
3
|
5
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| DSM IP Assets B.V. | 5379 |
7 |
| BASF SE | 21303 |
3 |
| Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung e.V. | 5257 |
3 |
| Firmenich SA | 1760 |
3 |
| Lanzhou Institute of Chemical Physics, Chinese Academy of Sciences | 41 |
3 |
| Reliance Industries Limited | 460 |
3 |
| Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | 6117 |
3 |
| Gastechno Corp. | 33 |
3 |
| NGK Insulators, Ltd. | 5236 |
2 |
| ExxonMobil Chemical Patents Inc. | 3776 |
2 |
| Tsinghua University | 6211 |
2 |
| BP p.l.c. | 536 |
2 |
| Jiangsu Kaimao Chemical Technology Co., Ltd | 4 |
2 |
| Lonza Ltd. | 586 |
2 |
| Lyondell Chemical Technology, L.P. | 242 |
2 |
| SABIC Global Technologies B.V. | 4597 |
2 |
| Suterra, LLC | 85 |
2 |
| Oxfa GmbH | 15 |
2 |
| Shandong Chenxin New Energy Co., Ltd. | 2 |
2 |
| Toyota Motor Corporation | 35772 |
1 |
| Other owners | 28 |