- All sections
- A - Human necessities
- A61P - Specific therapeutic activity of chemical compounds or medicinal preparations
- A61P 5/20 - Drugs for disorders of the endocrine system of the parathyroid hormones for decreasing, blocking or antagonising the activity of PTH
Patent holdings for IPC class A61P 5/20
Total number of patents in this class: 72
10-year publication summary
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2
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3
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1
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3
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2
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3
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4
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3
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1
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3
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| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amgen Inc. | 4161 |
5 |
| Wisconsin Alumni Research Foundation | 3888 |
5 |
| Kai Pharmaceuticals, Inc. | 30 |
5 |
| Lupin Limited | 432 |
5 |
| Opko Ireland Global Holdings, Ltd. | 18 |
4 |
| Cytochroma Inc. | 18 |
3 |
| Proventiv Therapeutics, LLC | 10 |
3 |
| Beijing Tuo Jie Biopharmaceutical Co., Ltd. | 31 |
3 |
| Chugai Seiyaku Kabushiki Kaisha | 1375 |
2 |
| EA Pharma Co., Ltd. | 90 |
2 |
| Kyowa Hakko Kirin Co., Ltd. | 280 |
2 |
| University of Copenhagen | 419 |
2 |
| Vib VZW | 883 |
2 |
| Vrije Universiteit Brussel | 513 |
2 |
| Zhejiang Dtrm Biopharma Co. Ltd. | 17 |
2 |
| LEO Pharma A/S | 429 |
2 |
| The Regents of the University of California | 20245 |
1 |
| Ajinomoto Co., Inc. | 2306 |
1 |
| Abiogen Pharma S.p.A. | 156 |
1 |
| Asahi Kasei Pharma Corporation | 129 |
1 |
| Other owners | 19 |