- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/255 - Esters, e.g. nitroglycerine, selenocyanates of sulfoxy acids or sulfur analogues thereof
Patent holdings for IPC class A61K 31/255
Total number of patents in this class: 436
10-year publication summary
|
29
|
39
|
30
|
34
|
39
|
19
|
23
|
17
|
11
|
27
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Cardioxyl Pharmaceuticals, Inc. | 38 |
10 |
| Yeda Research and Development Co. Ltd. | 1388 |
8 |
| Quadriga Biosciences, Inc. | 22 |
7 |
| Children's Medical Center Corporation | 1969 |
6 |
| Dompé Farmaceutici S.p.A. | 301 |
6 |
| Clearmind Labs Corp. | 20 |
6 |
| Inserm (institut National de La Sante et de La Recherche Medicale) | 3324 |
5 |
| Pharnext | 79 |
5 |
| Trustees of Dartmouth College | 1118 |
5 |
| XenoPort, Inc. | 73 |
5 |
| Greenjay Therapeutics, Inc. | 6 |
5 |
| Board of Regents, The University of Texas System | 6172 |
4 |
| University of South Florida | 1907 |
4 |
| Kate Farms, Inc. | 29 |
4 |
| Orca Biosystems Inc. | 56 |
4 |
| CSPC Megalith Biopharmaceutical Co., Ltd. | 75 |
4 |
| Shanghai Landcent Bio-Tech Co., Ltd. | 8 |
4 |
| Northwestern University | 3570 |
3 |
| Centre hospitalier universitaire de Rouen | 61 |
3 |
| Creative Therapeutics GmbH | 5 |
3 |
| Other owners | 335 |