- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 36/708 - Rheum (rhubarb)
Patent holdings for IPC class A61K 36/708
Total number of patents in this class: 140
10-year publication summary
|
16
|
18
|
9
|
10
|
7
|
10
|
1
|
10
|
9
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Sirbal, Ltd. | 20 |
14 |
| Kamedis Ltd. | 19 |
7 |
| Shijiazhuang Yiling Pharmaceutical Co., Ltd. | 115 |
6 |
| Chen-Yu Lee | 13 |
5 |
| Yale University | 2460 |
5 |
| Alphanosos SAS | 6 |
4 |
| Jiangsu Kanion Pharmaceutical Co., Ltd. | 85 |
3 |
| Shanghai Jiao Tong University | 1291 |
3 |
| SL Technology, Inc. | 14 |
3 |
| Mars, Incorporated | 2880 |
2 |
| Chapter 7 Bankruptcy Estate of Bionovo, Inc. | 11 |
2 |
| Hebei Yiling Medicine Research Institute Co., Ltd. | 22 |
2 |
| Perfect (China) Co., Ltd | 21 |
2 |
| Requis Pharmaceuticals Inc. | 9 |
2 |
| KPC Pharmaceuticals, Inc. | 27 |
2 |
| Bio-fd&c Co., Ltd. | 19 |
2 |
| Wintermute Biomedical, Inc. | 15 |
2 |
| Muniyal Ayurvedic Research Centre | 30 |
2 |
| Nubebe Co., Ltd | 7 |
2 |
| Human Herb Co.. Ltd. | 4 |
2 |
| Other owners | 68 |