- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4523 - Non-condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems
Patent holdings for IPC class A61K 31/4523
Total number of patents in this class: 712
10-year publication summary
|
15
|
40
|
37
|
40
|
49
|
45
|
30
|
49
|
43
|
51
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Genentech, Inc. | 4017 |
33 |
| F. Hoffmann-La Roche AG | 7944 |
20 |
| Hoffmann-La Roche Inc. | 3511 |
14 |
| Mirati Therapeutics, Inc. | 269 |
10 |
| Bristol-myers Squibb Company | 4847 |
9 |
| Nxera Pharma UK Limited | 171 |
9 |
| Novartis AG | 10674 |
8 |
| Boehringer Ingelheim International GmbH | 4649 |
8 |
| Merck Sharp & Dohme Corp. | 2189 |
7 |
| AstraZeneca AB | 2853 |
7 |
| Allergan, Inc. | 2319 |
7 |
| The Regents of the University of Michigan | 4760 |
7 |
| Dana-Farber Cancer Institute, Inc. | 2613 |
7 |
| Incyte Corporation | 1036 |
7 |
| Merck Sharp & Dohme LLC | 3739 |
7 |
| The Regents of the University of California | 20211 |
6 |
| Celgene Corporation | 1397 |
6 |
| Laboratorios Del Dr. Esteve, S.A. | 166 |
6 |
| Cothera BioScience, Inc. | 18 |
6 |
| Merck Patent GmbH | 5777 |
5 |
| Other owners | 523 |