- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/663 - Compounds having two or more phosphorus acid groups or esters thereof, e.g. clodronic acid, pamidronic acid
Patent holdings for IPC class A61K 31/663
Total number of patents in this class: 559
10-year publication summary
|
61
|
49
|
62
|
64
|
29
|
38
|
26
|
21
|
19
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Antecip Bioventures II LLC | 329 |
71 |
| The Regents of the University of California | 19859 |
25 |
| Abiogen Pharma S.p.A. | 155 |
14 |
| Novartis AG | 10882 |
7 |
| California Institute of Technology | 3973 |
7 |
| The University of North Carolina at Chapel Hill | 2026 |
7 |
| Centre National de La Recherche Scientifique | 10395 |
6 |
| Duke University | 3063 |
6 |
| Inbiomotion S.L. | 20 |
6 |
| Innate Pharma | 162 |
6 |
| Nitto Denko Corporation | 8206 |
5 |
| Daiichi Sankyo Company, Limited | 1859 |
5 |
| EirGen Pharma Limited | 88 |
5 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3364 |
5 |
| Ono Pharmaceutical Co., Ltd. | 434 |
5 |
| Novartis Vaccines and Diagnostics, Inc. (a Delaware corporation) | 37 |
4 |
| The Johns Hopkins University | 5651 |
4 |
| Amorphical Ltd. | 63 |
4 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 2791 |
4 |
| Ligand Pharmaceuticals Incorporated | 167 |
4 |
| Other owners | 359 |