- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 215/48 - Carbon atoms having three bonds to hetero atoms with at the most one bond to halogen
Patent holdings for IPC class C07D 215/48
Total number of patents in this class: 504
10-year publication summary
|
31
|
25
|
41
|
36
|
33
|
33
|
34
|
44
|
21
|
12
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eisai R&D Management Co., Ltd. | 1233 |
34 |
| Exelixis, Inc. | 399 |
14 |
| F. Hoffmann-La Roche AG | 7925 |
10 |
| Pfizer Inc. | 3387 |
10 |
| Taisho Pharmaceutical Co., Ltd. | 870 |
10 |
| Bayer Pharma AG | 1052 |
8 |
| Sumitomo Chemical Company, Limited | 9046 |
8 |
| Astellas Pharma Inc. | 1088 |
8 |
| Lohocla Research Corporation | 16 |
8 |
| Regenacy Pharmaceuticals, LLC | 26 |
7 |
| Merck Sharp & Dohme LLC | 3748 |
7 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 288 |
6 |
| Arcus Biosciences, Inc. | 138 |
6 |
| Waters Technologies Corporation | 1697 |
6 |
| Shanghai AB PharmaTech Ltd. | 6 |
6 |
| Centre National de La Recherche Scientifique | 10418 |
5 |
| ChemoCentryx, Inc. | 385 |
5 |
| Gilead Sciences, Inc. | 2036 |
5 |
| Novartis AG | 10849 |
4 |
| Merck Patent GmbH | 5831 |
4 |
| Other owners | 333 |