- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 473/00 - Heterocyclic compounds containing purine ring systems
Patent holdings for IPC class C07D 473/00
Total number of patents in this class: 467
10-year publication summary
|
20
|
29
|
32
|
22
|
20
|
17
|
30
|
15
|
20
|
11
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amgen Inc. | 4118 |
10 |
| Boehringer Ingelheim International GmbH | 4648 |
9 |
| Ono Pharmaceutical Co., Ltd. | 430 |
9 |
| Merck Sharp & Dohme LLC | 3756 |
9 |
| Merck Patent GmbH | 5773 |
8 |
| ChemoCentryx, Inc. | 383 |
8 |
| Gilead Sciences, Inc. | 2060 |
8 |
| Novartis AG | 10709 |
7 |
| Signal Pharmaceuticals, LLC | 181 |
7 |
| Bristol-myers Squibb Company | 4850 |
6 |
| The Regents of the University of California | 20137 |
6 |
| Forma Therapeutics, Inc. | 154 |
6 |
| Merck Sharp & Dohme Corp. | 2190 |
5 |
| Canopy Growth Corporation | 223 |
5 |
| Nerviano Medical Sciences S.r.l. | 256 |
5 |
| The United States of America, as represented by the Secretary, Department of Health and Human Services | 2882 |
5 |
| Takeda Pharmaceutical Company Limited | 2706 |
4 |
| Saint Louis University | 297 |
4 |
| Synta Pharmaceuticals Corp. | 174 |
4 |
| VALO Health, Inc. | 175 |
4 |
| Other owners | 338 |