- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/445 - Non-condensed piperidines, e.g. piperocaine
Patent holdings for IPC class A61K 31/445
Total number of patents in this class: 4508
10-year publication summary
|
274
|
275
|
270
|
246
|
283
|
275
|
271
|
226
|
272
|
201
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amicus Therapeutics, Inc. | 353 |
165 |
| Merck Sharp & Dohme Corp. | 2189 |
45 |
| Takeda Pharmaceutical Company Limited | 2713 |
39 |
| Pacira Pharmaceuticals, Inc. | 112 |
39 |
| The Regents of the University of California | 20211 |
38 |
| Bristol-myers Squibb Company | 4847 |
36 |
| Janssen Pharmaceutica N.V. | 3352 |
30 |
| Merck Sharp & Dohme LLC | 3739 |
30 |
| Boehringer Ingelheim International GmbH | 4649 |
28 |
| ChemoCentryx, Inc. | 378 |
28 |
| Suven Life Sciences Limited | 134 |
27 |
| Novartis AG | 10674 |
24 |
| Centre National de La Recherche Scientifique | 10641 |
22 |
| Heron Therapeutics, Inc. | 153 |
22 |
| Theravance Biopharma R&D IP, LLC | 454 |
21 |
| H. Lundbeck A/S | 1245 |
21 |
| Corium, LLC | 43 |
21 |
| The Trustees of the University of Pennsylvania | 4377 |
20 |
| F. Hoffmann-La Roche AG | 7944 |
19 |
| The General Hospital Corporation | 4794 |
19 |
| Other owners | 3814 |