- All sections
- C - Chemistry; metallurgy
- 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: 489
10-year publication summary
|
41
|
31
|
25
|
41
|
36
|
33
|
32
|
33
|
38
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Eisai R&D Management Co., Ltd. | 1304 |
36 |
| Exelixis, Inc. | 393 |
11 |
| F. Hoffmann-La Roche AG | 7958 |
10 |
| Pfizer Inc. | 3322 |
10 |
| Taisho Pharmaceutical Co., Ltd. | 844 |
10 |
| Astellas Pharma Inc. | 1145 |
9 |
| Sumitomo Chemical Company, Limited | 8808 |
8 |
| Lohocla Research Corporation | 16 |
8 |
| Bayer Pharma AG | 1096 |
7 |
| Regenacy Pharmaceuticals, LLC | 30 |
7 |
| Merck Sharp & Dohme LLC | 3689 |
7 |
| Glaxosmithkline Intellectual Property (no.2) Limited | 269 |
6 |
| Merck Patent GmbH | 5909 |
5 |
| ChemoCentryx, Inc. | 400 |
5 |
| Gilead Sciences, Inc. | 1879 |
5 |
| Waters Technologies Corporation | 1654 |
5 |
| Novartis AG | 11238 |
4 |
| Arcus Biosciences, Inc. | 107 |
4 |
| Jiangsu Hengrui Medicine Co., Ltd. | 780 |
4 |
| The Royal Institution for The Advancement of Learning / McGill University | 622 |
4 |
| Other owners | 324 |