- 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: 503
10-year publication summary
|
31
|
25
|
41
|
36
|
33
|
33
|
34
|
44
|
20
|
10
|
| 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. | 1234 |
35 |
| Exelixis, Inc. | 406 |
14 |
| F. Hoffmann-La Roche AG | 7923 |
10 |
| Pfizer Inc. | 3370 |
10 |
| Taisho Pharmaceutical Co., Ltd. | 868 |
10 |
| Bayer Pharma AG | 1061 |
8 |
| Sumitomo Chemical Company, Limited | 9018 |
8 |
| Astellas Pharma Inc. | 1086 |
8 |
| Lohocla Research Corporation | 16 |
8 |
| Regenacy Pharmaceuticals, LLC | 26 |
7 |
| Merck Sharp & Dohme LLC | 3743 |
7 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 286 |
6 |
| Waters Technologies Corporation | 1688 |
6 |
| Shanghai AB PharmaTech Ltd. | 6 |
6 |
| Centre National de La Recherche Scientifique | 10350 |
5 |
| Arcus Biosciences, Inc. | 134 |
5 |
| ChemoCentryx, Inc. | 389 |
5 |
| Gilead Sciences, Inc. | 2027 |
5 |
| Novartis AG | 10883 |
4 |
| Merck Patent GmbH | 5850 |
4 |
| Other owners | 332 |