- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/4425 - Pyridinium derivatives, e.g. pralidoxime, pyridostigmine
Patent holdings for IPC class A61K 31/4425
Total number of patents in this class: 455
10-year publication summary
|
35
|
45
|
33
|
43
|
41
|
46
|
39
|
31
|
29
|
15
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Société des Produits Nestlé S.A. | 9269 |
20 |
| Amneal Complex Products Research LLC | 65 |
16 |
| The Procter & Gamble Company | 22028 |
10 |
| The Research Foundation for The State University of New York | 1615 |
9 |
| Nocion Therapeutics, Inc. | 42 |
9 |
| Lion Corporation | 742 |
8 |
| Colgate-Palmolive Company | 5814 |
6 |
| Board of Regents, The University of Texas System | 5782 |
5 |
| Arms Pharmaceutical, LLC | 11 |
5 |
| Inspired Material Strategies, LLC | 12 |
5 |
| Battelle Memorial Institute | 2480 |
4 |
| Aarhus Universitet | 417 |
4 |
| Ardelyx, Inc. | 113 |
4 |
| Enanta Pharmaceuticals, Inc. | 428 |
4 |
| Farmak International Holding GmbH | 6 |
4 |
| Occurx Pty Ltd | 11 |
4 |
| Schülke & Mayr GmbH | 155 |
4 |
| Centre National de La Recherche Scientifique (cnrs) | 3121 |
4 |
| Das-mg, Inc. | 6 |
4 |
| Mesosil Inc. | 8 |
4 |
| Other owners | 322 |