- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 211/46 - Aniline
Patent holdings for IPC class C07C 211/46
Total number of patents in this class: 121
10-year publication summary
|
9
|
4
|
6
|
4
|
8
|
4
|
5
|
8
|
4
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20912 |
13 |
| Covestro Deutschland AG | 2747 |
6 |
| Bayer Intellectual Property GmbH | 2501 |
4 |
| Bayer MaterialScience AG | 802 |
3 |
| Evonik Degussa GmbH | 1533 |
3 |
| Sumitomo Rubber Industries, Ltd. | 4591 |
3 |
| Bayer Technology Services GmbH | 177 |
3 |
| Huntsman International LLC | 718 |
3 |
| Umicore AG & Co. KG | 856 |
3 |
| Covestro Intellectual Property GmbH & Co. KG | 275 |
3 |
| The Regents of the University of California | 19887 |
2 |
| Merck Patent GmbH | 5828 |
2 |
| Mitsui Chemicals, Inc. | 3220 |
2 |
| Northwestern University | 3385 |
2 |
| China Petroleum & Chemical Corporation | 1894 |
2 |
| Ramot at Tel-Aviv University Ltd. | 1473 |
2 |
| Shanghai Research Institute of Petrochemical Technology Sinopec | 265 |
2 |
| Tosoh Corporation | 1283 |
2 |
| Centre National de La Recherche Scientifique (cnrs) | 3121 |
2 |
| F. Hoffmann-La Roche AG | 7930 |
1 |
| Other owners | 58 |