- 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: 518
10-year publication summary
|
25
|
41
|
37
|
33
|
32
|
34
|
44
|
22
|
25
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eisai R&D Management Co., Ltd. | 1167 |
29 |
| Exelixis, Inc. | 395 |
16 |
| F. Hoffmann-La Roche AG | 7837 |
10 |
| Pfizer Inc. | 3386 |
10 |
| Taisho Pharmaceutical Co., Ltd. | 852 |
10 |
| Bayer Pharma AG | 1014 |
9 |
| Sumitomo Chemical Company, Limited | 9016 |
8 |
| Astellas Pharma Inc. | 1044 |
8 |
| Lohocla Research Corporation | 15 |
8 |
| Regenacy Pharmaceuticals, LLC | 26 |
7 |
| Merck Sharp & Dohme LLC | 3734 |
7 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 308 |
6 |
| Arcus Biosciences, Inc. | 164 |
6 |
| Waters Technologies Corporation | 1794 |
6 |
| Shanghai AB PharmaTech Ltd. | 6 |
6 |
| Centre National de La Recherche Scientifique | 11023 |
5 |
| Bayer AG | 3501 |
5 |
| ChemoCentryx, Inc. | 361 |
5 |
| Gilead Sciences, Inc. | 2222 |
5 |
| Merck Patent GmbH | 5728 |
4 |
| Other owners | 348 |