- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4525 - Non-condensed piperidines, e.g. piperocaine containing further heterocyclic ring systems containing a five-membered ring with oxygen as a ring hetero atom
Patent holdings for IPC class A61K 31/4525
Total number of patents in this class: 810
10-year publication summary
|
42
|
57
|
60
|
55
|
74
|
57
|
56
|
54
|
64
|
54
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10725 |
13 |
| Centre National de La Recherche Scientifique | 10531 |
11 |
| Glytech, LLC | 17 |
11 |
| Merck Sharp & Dohme LLC | 3757 |
11 |
| Vertex Pharmaceuticals Incorporated | 1627 |
10 |
| Clexio Biosciences Ltd. | 103 |
10 |
| The Regents of the University of California | 20087 |
9 |
| Boehringer Ingelheim International GmbH | 4646 |
9 |
| Neurocrine Biosciences, Inc. | 432 |
9 |
| Southern Methodist University | 118 |
9 |
| Cipla Limited | 464 |
8 |
| Lixte Biotechnology, Inc. | 64 |
8 |
| Bristol-myers Squibb Company | 4855 |
7 |
| Takeda Pharmaceutical Company Limited | 2706 |
7 |
| Antecip Bioventures II LLC | 339 |
7 |
| Arena Pharmaceuticals, Inc. | 363 |
7 |
| Kyushu University, National University Corporation | 1659 |
7 |
| Sagimet Biosciences Inc. | 26 |
7 |
| Alectos Therapeutics Inc. | 49 |
6 |
| Valbiotis | 38 |
6 |
| Other owners | 638 |