- 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: 644
10-year publication summary
|
64
|
69
|
62
|
59
|
50
|
38
|
47
|
40
|
36
|
10
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Wisconsin Alumni Research Foundation | 3774 |
69 |
| Société des Produits Nestlé S.A. | 9672 |
13 |
| EirGen Pharma Limited | 91 |
12 |
| Metabolic Technologies, Inc. | 62 |
11 |
| LEO Pharma A/S | 455 |
10 |
| Galderma S.A. | 174 |
8 |
| BioResponse, L.L.C. | 34 |
7 |
| Bioxell S.p.A. | 15 |
7 |
| DSM IP Assets B.V. | 5856 |
6 |
| Cytochroma Inc. | 19 |
6 |
| Opko Renal, LLC | 11 |
6 |
| Proventiv Therapeutics, LLC | 11 |
6 |
| Stiefel West Coast, LLC | 7 |
6 |
| Teva Pharmaceutical Industries Ltd. | 868 |
6 |
| Teva Pharmaceuticals USA, Inc. | 1040 |
6 |
| Abbott Laboratories | 2542 |
5 |
| The Board of Trustees of the Leland Stanford Junior University | 6054 |
5 |
| Ardelyx, Inc. | 109 |
5 |
| CFM Pharma Holding BV | 8 |
5 |
| Drug Delivery Solutions Limited | 16 |
5 |
| Other owners | 440 |