- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 239/18 - Hydroxylamino compounds or their ethers or esters having nitrogen atoms of hydroxylamino groups further bound to carbon atoms of hydrocarbon radicals substituted by carboxyl groups
Patent holdings for IPC class C07C 239/18
Total number of patents in this class: 20
10-year publication summary
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1
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1
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1
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1
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0
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0
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1
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2
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2
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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
|
|---|---|---|
| Quadriga Biosciences, Inc. | 22 |
3 |
| FUJIFILM Toyama Chemical Co., Ltd. | 112 |
3 |
| Lantern Pharma Inc. | 72 |
2 |
| FUJIFILM Corporation | 29752 |
1 |
| AF Chemicals | 1 |
1 |
| The George Washington University | 441 |
1 |
| Hunan Research Institute of Chemical Industry Co., Ltd. | 9 |
1 |
| Plus Chemicals SA | 20 |
1 |
| Teva Pharmaceuticals USA, Inc. | 846 |
1 |
| Toyama Chemical Co., Ltd. | 99 |
1 |
| Washington University | 1642 |
1 |
| Fertinagro Biotech, S.L. | 236 |
1 |
| Dispoltec B.V. | 5 |
1 |
| Zhejiang Hongyuan Pharma Co., Ltd | 1 |
1 |
| Rnaimmune, Inc. | 24 |
1 |
| Other owners | 0 |