- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4453 - Non-condensed piperidines, e.g. piperocaine only substituted in position 1, e.g. propipocaine, diperodon
Patent holdings for IPC class A61K 31/4453
Total number of patents in this class: 694
10-year publication summary
|
53
|
48
|
45
|
58
|
52
|
43
|
40
|
36
|
45
|
22
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bioprojet Pharma | 32 |
15 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3333 |
10 |
| Bioprojet | 38 |
9 |
| Universite de Strasbourg | 709 |
9 |
| The Regents of the University of California | 20802 |
8 |
| Centre National de La Recherche Scientifique | 11055 |
8 |
| Amneal Complex Products Research LLC | 62 |
8 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 3007 |
7 |
| Sanovel Ilac Sanayi ve Ticaret A.S. | 301 |
6 |
| Shiseido Company, Ltd. | 4264 |
6 |
| Universita degli Studi di Padova | 274 |
6 |
| The Trustees of Columbia University in the City of New York | 3644 |
5 |
| Novira Therapeutics, Inc. | 32 |
5 |
| Anji Pharmaceuticals Inc. | 31 |
5 |
| Takeda Pharmaceutical Company Limited | 2712 |
4 |
| Advanced Biodesign | 17 |
4 |
| Assistance Publique - Hopitaux de Paris | 1058 |
4 |
| Astellas Pharma Inc. | 1039 |
4 |
| The Cleveland Clinic Foundation | 1581 |
4 |
| Daiichi Sankyo Company, Limited | 1891 |
4 |
| Other owners | 563 |