- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 305/02 - Heterocyclic compounds containing four-membered rings having one oxygen atom as the only ring hetero atoms not condensed with other rings
Patent holdings for IPC class C07D 305/02
Total number of patents in this class: 7
10-year publication summary
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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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0
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2
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1
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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
|
|---|---|---|
| Alcon, Inc. | 5876 |
2 |
| Novartis Pharma AG | 233 |
1 |
| The Regents of the University of California | 20778 |
1 |
| Merck Sharp & Dohme Corp. | 2183 |
1 |
| Brown University | 686 |
1 |
| National and Kapodistrian University of Athens | 50 |
1 |
| Other owners | 0 |