- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 209/72 - Preparation of compounds containing amino groups bound to a carbon skeleton from amines, by reactions not involving amino groups, e.g. reduction of unsaturated amines, aromatisation, or substitution of the carbon skeleton by reduction of unsaturated amines by reduction of six-membered aromatic rings
Patent holdings for IPC class C07C 209/72
Total number of patents in this class: 37
10-year publication summary
|
6
|
1
|
3
|
5
|
0
|
3
|
1
|
2
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20694 |
9 |
| Wanhua Chemical Group Co., Ltd. | 329 |
5 |
| Mitsubishi Gas Chemical Company, Inc. | 3416 |
4 |
| Industrial Technology Research Institute | 4991 |
2 |
| Council of Scientific & Industrial Research | 1416 |
2 |
| INVISTA Technologies S.a.r.l. | 416 |
2 |
| N.E. Chemcat Corporation | 188 |
2 |
| Wanhua Chemical (Ningbo) Co., Ltd. | 80 |
2 |
| Evonik Operations GmbH | 4024 |
2 |
| Chevron Oronite Company LLC | 569 |
1 |
| Bayer Technology Services GmbH | 181 |
1 |
| Catalytic Distillation Technologies | 124 |
1 |
| Covestro Deutschland AG | 2714 |
1 |
| The University of Tokyo | 4129 |
1 |
| Yantai Wanhua Polyurethanes Co., LTD | 9 |
1 |
| Ningbo Wanhua Polyurethanes Co., Ltd. | 14 |
1 |
| Other owners | 0 |