- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/135 - Amines, e.g. amantadine having aromatic rings, e.g. methadone
Patent holdings for IPC class A61K 31/135
Total number of patents in this class: 3012
10-year publication summary
|
230
|
218
|
250
|
297
|
263
|
263
|
220
|
227
|
163
|
51
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Antecip Bioventures II LLC | 360 |
78 |
| Clexio Biosciences Ltd. | 101 |
44 |
| Oryzon Genomics S.A. | 102 |
34 |
| Janssen Pharmaceutica N.V. | 3234 |
28 |
| LTS Lohmann Therapie-Systeme AG | 685 |
27 |
| The Regents of the University of California | 20556 |
22 |
| Tonix Pharma Ltd | 59 |
22 |
| The Trustees of Columbia University in the City of New York | 3627 |
21 |
| Teva Pharmaceutical Industries Ltd. | 683 |
20 |
| Novartis AG | 10345 |
19 |
| Teva Pharmaceuticals USA, Inc. | 666 |
19 |
| Douglas Pharmaceuticals Limited | 55 |
17 |
| Grünenthal GmbH | 532 |
17 |
| Revogenex Ireland Ltd. | 17 |
17 |
| Janssen Pharmaceuticals, Inc. | 439 |
16 |
| Glytech, LLC | 17 |
15 |
| National University Corporation Chiba University | 502 |
14 |
| Medisca Pharmaceutique Inc. | 139 |
13 |
| Esteve Pharmaceuticals, S.A. | 237 |
13 |
| The Board of Trustees of the Leland Stanford Junior University | 6592 |
12 |
| Other owners | 2544 |