- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 227/22 - Preparation of compounds containing amino and carboxyl groups bound to the same carbon skeleton from lactams, cyclic ketones or cyclic oximes, e.g. by reaction involving Beckmann rearrangement
Patent holdings for IPC class C07C 227/22
Total number of patents in this class: 53
10-year publication summary
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4
|
1
|
1
|
5
|
5
|
6
|
5
|
2
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0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10975 |
7 |
| BASF SE | 20694 |
6 |
| Advansix Resins & Chemicals LLC | 297 |
5 |
| Daiichi Sankyo Company, Limited | 1848 |
4 |
| H. Lundbeck A/S | 1189 |
4 |
| Korea University Research and Business Foundation | 2917 |
2 |
| Macfarlan Smith Limited | 98 |
2 |
| NHWA Pharma. Corporation | 52 |
2 |
| Pontificia Universidad Catolica de Chile | 281 |
2 |
| Nouryon Chemicals International B.V. | 603 |
2 |
| Sumitomo Chemical Company, Limited | 8998 |
1 |
| Kaneka Corporation | 4493 |
1 |
| Ajinomoto Co., Inc. | 2300 |
1 |
| Northwestern University | 3344 |
1 |
| Dr. Reddy's Laboratories Limited | 559 |
1 |
| Kyoto University | 2787 |
1 |
| Lupin Limited | 433 |
1 |
| Prom Limited | 1 |
1 |
| The Scripps Research Institute | 1344 |
1 |
| Solvay SA | 998 |
1 |
| Other owners | 7 |