- 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: 419
10-year publication summary
|
40
|
36
|
32
|
33
|
28
|
27
|
14
|
21
|
15
|
9
|
| 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 |
15 |
| Covestro Deutschland AG | 2833 |
12 |
| Tokuyama Corporation | 1477 |
11 |
| INVISTA Technologies S.a.r.l. | 392 |
9 |
| BASF SE | 21303 |
8 |
| Merck Patent GmbH | 5728 |
7 |
| Sumitomo Chemical Company, Limited | 9016 |
7 |
| Envalior B.V. | 114 |
7 |
| Bayer AG | 3501 |
5 |
| Massachusetts Institute of Technology | 10251 |
5 |
| California Institute of Technology | 4040 |
5 |
| Daikin Industries, Ltd. | 10499 |
5 |
| Florida State University Research Foundation, Inc. | 839 |
5 |
| National University Corporation Hokkaido University | 1366 |
5 |
| The Trustees of Boston College | 200 |
5 |
| Soleno Therapeutics, Inc. | 36 |
5 |
| Nouryon Chemicals International B.V. | 646 |
5 |
| Bayer Cropscience AG | 1844 |
4 |
| DSM IP Assets B.V. | 5379 |
4 |
| Ecolab USA Inc. | 5796 |
4 |
| Other owners | 286 |