- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 209/68 - 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
Patent holdings for IPC class C07C 209/68
Total number of patents in this class: 410
10-year publication summary
|
41
|
40
|
36
|
32
|
33
|
27
|
27
|
14
|
20
|
4
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Mitsubishi Gas Chemical Company, Inc. | 3438 |
15 |
| DSM IP Assets B.V. | 5659 |
11 |
| BASF SE | 20777 |
9 |
| Covestro Deutschland AG | 2723 |
9 |
| INVISTA Technologies S.a.r.l. | 416 |
9 |
| Tokuyama Corporation | 1375 |
9 |
| Sumitomo Chemical Company, Limited | 9009 |
8 |
| Merck Patent GmbH | 5850 |
7 |
| Chemtura Corporation | 162 |
6 |
| Massachusetts Institute of Technology | 10013 |
5 |
| California Institute of Technology | 3967 |
5 |
| Essentialis, Inc. | 24 |
5 |
| Florida State University Research Foundation, Inc. | 729 |
5 |
| National University Corporation Hokkaido University | 1337 |
5 |
| The Trustees of Boston College | 193 |
5 |
| Nouryon Chemicals International B.V. | 603 |
5 |
| Bayer AG | 3299 |
4 |
| Bayer Cropscience AG | 2062 |
4 |
| Ecolab USA Inc. | 5451 |
4 |
| Elementis Specialties, Inc. | 150 |
4 |
| Other owners | 276 |