- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/59 - Compounds containing 9,10-seco-cyclopenta[a]hydro- phenanthrene ring systems
Patent holdings for IPC class A61K 31/59
Total number of patents in this class: 575
10-year publication summary
|
62
|
59
|
50
|
38
|
48
|
41
|
37
|
27
|
22
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wisconsin Alumni Research Foundation | 3900 |
31 |
| Société des Produits Nestlé S.A. | 10042 |
12 |
| EirGen Pharma Limited | 90 |
12 |
| Metabolic Technologies, Inc. | 51 |
11 |
| LEO Pharma A/S | 450 |
9 |
| BioResponse, L.L.C. | 27 |
7 |
| Teijin Pharma Limited | 253 |
7 |
| Ossifi-mab LLC | 7 |
7 |
| DSM IP Assets B.V. | 5389 |
6 |
| N.V. Nutricia | 1095 |
6 |
| Opko Renal, LLC | 9 |
6 |
| The Board of Trustees of the Leland Stanford Junior University | 6687 |
5 |
| Ardelyx, Inc. | 119 |
5 |
| CFM Pharma Holding BV | 8 |
5 |
| Drug Delivery Solutions Limited | 12 |
5 |
| The Salk Institute for Biological Studies | 447 |
5 |
| The University of Sydney | 640 |
5 |
| Urogen Pharma Ltd. | 49 |
5 |
| Lift Biosciences Ltd | 24 |
5 |
| Novartis AG | 10173 |
4 |
| Other owners | 417 |