- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 61/20 - Unsaturated compounds having a carboxyl group bound to a five-membered ring
Patent holdings for IPC class C07C 61/20
Total number of patents in this class: 12
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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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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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sucampo GmbH | 3 |
3 |
| Northwestern University | 3570 |
2 |
| Purac Biochem B.V. | 475 |
2 |
| Genentech, Inc. | 4132 |
1 |
| Ben-Gurion University of the Negev Research and Development Authority | 175 |
1 |
| Helmholtz-Zentrum fuer Infektionsforschung GmbH | 68 |
1 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 877 |
1 |
| Xenon Pharmaceuticals Inc. | 194 |
1 |
| Other owners | 0 |