- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 213/133 - Preparation by dehydrogenation of hydrogenated pyridine compounds
Patent holdings for IPC class C07D 213/133
Total number of patents in this class: 9
10-year publication summary
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0
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0
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0
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1
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0
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0
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0
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2
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1
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0
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 20565 |
1 |
| Lonza Ltd. | 611 |
1 |
| Nankai University | 221 |
1 |
| N.E. Chemcat Corporation | 188 |
1 |
| Rhodia Operations | 1591 |
1 |
| Prilenia Neurotherapeutics Ltd. | 88 |
1 |
| Performance Polyamides, SAS | 66 |
1 |
| Nanjing Redsun Biochemistry Co., Ltd. | 9 |
1 |
| Saida FDS Inc. | 5 |
1 |
| Other owners | 0 |