- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 251/48 - Two nitrogen atoms
Patent holdings for IPC class C07D 251/48
Total number of patents in this class: 76
10-year publication summary
|
7
|
3
|
12
|
5
|
2
|
3
|
1
|
4
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21303 |
10 |
| Bayer Cropscience AG | 1844 |
7 |
| Servier Pharmaceuticals, LLC | 118 |
7 |
| LG Chem, Ltd. | 17921 |
4 |
| Hutchison MediPharma Limited | 106 |
4 |
| Dizal (Jiangsu) Pharmaceutical Co., Ltd. | 75 |
4 |
| Takeda Pharmaceutical Company Limited | 2712 |
3 |
| AstraZeneca AB | 2814 |
2 |
| Bayer Intellectual Property GmbH | 2364 |
2 |
| Amgen Inc. | 4427 |
2 |
| Neoculi Pty Ltd | 18 |
2 |
| Seoul National University R&db Foundation | 4158 |
2 |
| DuPont Electronics, Inc. | 341 |
2 |
| Aluda Pharmaceuticals, Inc. | 5 |
2 |
| Novartis AG | 10262 |
1 |
| Centre National de La Recherche Scientifique | 11023 |
1 |
| FUJIFILM Corporation | 30514 |
1 |
| University of Florida Research Foundation, Inc. | 4174 |
1 |
| Adeka Corporation | 1377 |
1 |
| Aduro Biotech, Inc. | 31 |
1 |
| Other owners | 17 |