- All sections
- A - Human necessities
- A61P - Specific therapeutic activity of chemical compounds or medicinal preparations
- A61P 13/02 - Drugs for disorders of the urinary system of urine or of the urinary tract, e.g. urine acidifiers
Patent holdings for IPC class A61P 13/02
Total number of patents in this class: 641
10-year publication summary
|
11
|
34
|
33
|
45
|
45
|
33
|
43
|
29
|
29
|
10
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Astellas Pharma Inc. | 1049 |
26 |
| Takeda Pharmaceutical Company Limited | 2713 |
18 |
| Kissei Pharmaceutical Co., Ltd. | 177 |
16 |
| ASKA Pharmaceutical Co., Ltd. | 103 |
12 |
| Shionogi & Co., Ltd. | 827 |
10 |
| Nippon Shinyaku Co., Ltd. | 328 |
9 |
| Ono Pharmaceutical Co., Ltd. | 426 |
9 |
| Sumitomo Dainippon Pharma Co., Ltd. | 211 |
9 |
| Taisho Pharmaceutical Co., Ltd. | 863 |
9 |
| Dainippon Sumitomo Pharma Co., Ltd. | 176 |
8 |
| KYORIN Pharmaceutical Co., Ltd. | 167 |
8 |
| Mochida Pharmaceutical Co., Ltd. | 335 |
8 |
| The Kitasato Institute | 159 |
7 |
| Nippon Chemiphar Co., Ltd. | 227 |
7 |
| The Regents of the University of California | 20410 |
6 |
| Lakewood-amedex, Inc. | 31 |
6 |
| Tohoku University | 2879 |
6 |
| Kobayashi Pharmaceutical Co., Ltd. | 776 |
5 |
| Meiji Seika Pharma Co., Ltd. | 254 |
5 |
| Novartis AG | 10463 |
4 |
| Other owners | 453 |