- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 209/20 - Preparation of compounds containing amino groups bound to a carbon skeleton by substitution of functional groups by amino groups by substitution of hydroxy groups or of etherified or esterified hydroxy groups with formation of quaternary ammonium compounds
Patent holdings for IPC class C07C 209/20
Total number of patents in this class: 14
10-year publication summary
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1
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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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0
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3
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0
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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 | 20758 |
4 |
| Kao Corporation, S.A. | 53 |
3 |
| International Business Machines Corporation | 60907 |
1 |
| Agency for Science, Technology and Research | 3583 |
1 |
| Wako Pure Chemical Industries, Ltd. | 135 |
1 |
| Johnson Matthey Public Limited Company | 1861 |
1 |
| Mionix Corporation | 3 |
1 |
| Mionix, LLC | 11 |
1 |
| Seb. Co. Ltd. | 1 |
1 |
| Other owners | 0 |