- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/245 - Amino benzoic acid types, e.g. procaine, novocaine
Patent holdings for IPC class A61K 31/245
Total number of patents in this class: 634
10-year publication summary
| 39 | 53 | 39 | 44 | 42 | 71 | 66 | 61 | 53 | 42 | 
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 
Principal owners for this class
| Owner | All patents | This class | 
|---|---|---|
| Sintetica SA | 79 | 13 | 
| The Trustees of Columbia University in the City of New York | 3599 | 10 | 
| Viking Scientific, Inc. | 13 | 10 | 
| St. Renatus, LLC | 11 | 9 | 
| The Regents of the University of Michigan | 4754 | 8 | 
| The General Hospital Corporation | 4784 | 8 | 
| Animal Ethics Pty Ltd | 36 | 8 | 
| Kaneka Corporation | 4605 | 7 | 
| The Trustees of the University of Pennsylvania | 4368 | 6 | 
| The Corporation of Mercer University | 32 | 6 | 
| Florida State University Research Foundation, Inc. | 774 | 6 | 
| Heron Therapeutics, Inc. | 153 | 6 | 
| Teikoku Seiyaku Co., Ltd. | 179 | 6 | 
| Ventis Pharma | 6 | 6 | 
| SBG Medical Technologies, Inc. | 8 | 6 | 
| The Johns Hopkins University | 5734 | 5 | 
| Children's Medical Center Corporation | 1900 | 5 | 
| Paragon BioTeck, Inc. | 13 | 5 | 
| Inflamed Pharma GmbH | 10 | 5 | 
| Inspired Material Strategies, LLC | 12 | 5 | 
| Other owners | 494 | 
