- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 209/36 - Preparation of compounds containing amino groups bound to a carbon skeleton by reduction of nitrogen-to-oxygen or nitrogen-to-nitrogen bonds by reduction of nitro groups by reduction of nitro groups bound to carbon atoms of six-membered aromatic rings
Patent holdings for IPC class C07C 209/36
Total number of patents in this class: 295
10-year publication summary
|
13
|
14
|
13
|
12
|
18
|
22
|
17
|
27
|
11
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21308 |
42 |
| Covestro Deutschland AG | 2833 |
17 |
| China Petroleum & Chemical Corporation | 2154 |
8 |
| Bayer Intellectual Property GmbH | 2363 |
6 |
| Chiyoda Corporation | 423 |
6 |
| W. L. Gore & Associates, Inc. | 2715 |
5 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 259 |
5 |
| Evonik Degussa GmbH | 1371 |
4 |
| Bayer Technology Services GmbH | 155 |
4 |
| Huntsman International LLC | 694 |
4 |
| JW Pharmaceutical Corporation | 81 |
4 |
| Lanxess Deutschland GmbH | 1141 |
4 |
| Sennics Co., Ltd. | 100 |
4 |
| Evonik Operations GmbH | 4368 |
4 |
| Syngenta Crop Protection, LLC | 190 |
3 |
| Bayer MaterialScience AG | 710 |
3 |
| Monsanto Technology LLC | 8578 |
3 |
| Dow Global Technologies LLC | 10960 |
3 |
| Sumitomo Rubber Industries, Ltd. | 4727 |
3 |
| IFP Energies Nouvelles | 3095 |
3 |
| Other owners | 160 |