- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 209/48 - Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of carboxylic acids or esters thereof in presence of ammonia or amines, or by reduction of nitriles, carboxylic acid amides, imines or imino-ethers by reduction of nitriles
Patent holdings for IPC class C07C 209/48
Total number of patents in this class: 265
10-year publication summary
|
14
|
10
|
14
|
12
|
18
|
12
|
9
|
9
|
8
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21328 |
52 |
| Mitsubishi Gas Chemical Company, Inc. | 3640 |
28 |
| Evonik Operations GmbH | 4404 |
18 |
| Mitsui Chemicals, Inc. | 3261 |
13 |
| Rhodia Operations | 1487 |
10 |
| INVISTA Technologies S.a.r.l. | 388 |
8 |
| Evonik Degussa GmbH | 1346 |
7 |
| Wanhua Chemical Group Co., Ltd. | 388 |
7 |
| Dow Global Technologies LLC | 11029 |
6 |
| Eastman Chemical Company | 2101 |
4 |
| Radici Chimica S.p.A. | 17 |
4 |
| Ningbo Wanhua Polyurethanes Co., Ltd. | 14 |
4 |
| Performance Polyamides, SAS | 64 |
4 |
| Specialty Operations France | 932 |
4 |
| DSM IP Assets B.V. | 5386 |
3 |
| Arkema France | 4254 |
3 |
| BioAmber S.A.S. | 20 |
3 |
| Huntsman Petrochemical LLC | 310 |
3 |
| INVISTA North America S.a.r.l. | 176 |
3 |
| BIAL - Portela & CA, S.A. | 214 |
2 |
| Other owners | 79 |