- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 501/22 - 7-Acylaminocephalosporanic or substituted 7-acylaminocephalosporanic acids in which the acyl radicals are derived from carboxylic acids with radicals containing only hydrogen and carbon atoms, attached in position 3
Patent holdings for IPC class C07D 501/22
Total number of patents in this class: 19
10-year publication summary
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2
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3
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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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1
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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
|
|---|---|---|
| Lupin Limited | 430 |
2 |
| Theaprin Pharmaceuticals Inc. | 32 |
2 |
| London Pharmaceuticals and Research Corporation | 28 |
2 |
| Merck Sharp & Dohme Corp. | 2184 |
1 |
| The Board of Trustees of the Leland Stanford Junior University | 6600 |
1 |
| Board of Trustees of the University of Arkansas | 825 |
1 |
| DSM Sinochem Pharmaceuticals Netherlands B.V. | 60 |
1 |
| Techfields Pharma Co., Ltd. | 30 |
1 |
| The Texas a & M University System | 1849 |
1 |
| University of Kwazulu-natal | 46 |
1 |
| University of Zululand | 4 |
1 |
| Yungjin Pharm. Co., Ltd. | 30 |
1 |
| Zhejiang Adamerck Biopharmlabs Inc. | 1 |
1 |
| Zhejiang Yongning Pharma Co., Ltd. | 1 |
1 |
| Qpex Biopharma, Inc. | 38 |
1 |
| Nectar Lifesciences Limited | 6 |
1 |
| Other owners | 0 |