- All sections
- C - Chemistry; metallurgy
- C07H - Sugars; derivatives thereof; nucleosides; nucleotides; nucleic acids
- C07H 15/252 - Naphthacene radicals, e.g. daunomycins, adriamycins
Patent holdings for IPC class C07H 15/252
Total number of patents in this class: 111
10-year publication summary
|
14
|
11
|
12
|
11
|
8
|
8
|
4
|
3
|
3
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Zhejiang Hisun Pharmaceutical Co., Ltd. | 269 |
4 |
| Centre National de La Recherche Scientifique | 10068 |
3 |
| medac Gesellschaft für klinische Spezialpräparate mbH | 124 |
3 |
| Tianjin Hemay Bio-Tech Co., Ltd. | 26 |
3 |
| Universite de Poitiers | 184 |
3 |
| The Regents of the University of California | 19493 |
2 |
| Heraeus Precious Metals GmbH & Co. KG | 59 |
2 |
| Institut National de La Sante et de La Recherche Medicale (inserm) | 2591 |
2 |
| Instytut Biochemii I Biofizyki Pan | 28 |
2 |
| Instytut Medycyny Doswiadczalnej I Klinicznej | 4 |
2 |
| Meiji Seika Pharma Co., Ltd. | 245 |
2 |
| Nanjing Chia Tai Tianqing Pharmaceutical Co., Ltd. | 49 |
2 |
| Savvipharm Inc | 13 |
2 |
| Shanghai Institute of Pharmaceutical Industry | 130 |
2 |
| Stella Chemifa Corporation | 118 |
2 |
| Tagworks Pharmaceuticals B.V. | 47 |
2 |
| Transfert Plus, S.E.C. | 29 |
2 |
| The University Court of the University of Edinburgh | 466 |
2 |
| University of Tsukuba | 587 |
2 |
| Yale University | 2289 |
2 |
| Other owners | 65 |