- All sections
- A - Human necessities
- A61P - Specific therapeutic activity of chemical compounds or medicinal preparations
- A61P 23/02 - Local anaesthetics
Patent holdings for IPC class A61P 23/02
Total number of patents in this class: 449
10-year publication summary
|
23
|
30
|
43
|
60
|
39
|
60
|
40
|
45
|
26
|
19
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pacira Pharmaceuticals, Inc. | 120 |
13 |
| Children's Medical Center Corporation | 1962 |
9 |
| Foundry Therapeutics, Inc. | 39 |
9 |
| Animal Ethics Pty Ltd | 35 |
8 |
| Heron Therapeutics, Inc. | 155 |
8 |
| Cmpd Licensing, LLC | 83 |
7 |
| West China Hospital, Sichuan University | 238 |
7 |
| Medrx Co., Ltd. | 126 |
6 |
| Rilento Pharma, LLC | 11 |
6 |
| Kaneka Corporation | 4725 |
5 |
| The Governing Council of The University of Toronto, | 1547 |
5 |
| TLC Biopharmaceuticals, Inc. | 71 |
5 |
| Yichang Humanwell; Pharmaceutical Co., Ltd. | 61 |
5 |
| The Brigham and Women's Hospital, Inc. | 2289 |
4 |
| Ptc-innovations, LLC | 14 |
4 |
| Sintetica SA | 73 |
4 |
| Taiwan Liposome Co., Ltd. | 92 |
4 |
| Teikoku Seiyaku Co., Ltd. | 167 |
4 |
| Vetnique Labs LLC | 66 |
4 |
| Chinook Contract Research, Inc. | 14 |
4 |
| Other owners | 328 |