- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/519 - Pyrimidines; Hydrogenated pyrimidines, e.g. trimethoprim ortho- or peri-condensed with heterocyclic rings
Patent holdings for IPC class A61K 31/519
Total number of patents in this class: 17619
10-year publication summary
|
1233
|
1317
|
1393
|
1381
|
1569
|
1609
|
1686
|
1700
|
1482
|
425
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 11238 |
283 |
| Incyte Corporation | 918 |
240 |
| Boehringer Ingelheim International GmbH | 4629 |
231 |
| Janssen Pharmaceutica N.V. | 3839 |
188 |
| F. Hoffmann-La Roche AG | 7958 |
183 |
| Pfizer Inc. | 3322 |
159 |
| Pharmacyclics LLC | 240 |
157 |
| AstraZeneca AB | 3042 |
154 |
| Taisho Pharmaceutical Co., Ltd. | 844 |
150 |
| Merck Sharp & Dohme LLC | 3689 |
143 |
| Takeda Pharmaceutical Company Limited | 2961 |
141 |
| The Regents of the University of California | 18943 |
135 |
| Gilead Sciences, Inc. | 1879 |
134 |
| Genentech, Inc. | 3742 |
130 |
| Merck Patent GmbH | 5909 |
129 |
| Dana-Farber Cancer Institute, Inc. | 2455 |
127 |
| Bristol-myers Squibb Company | 5080 |
123 |
| Incyte Holdings Corporation | 609 |
123 |
| Hoffmann-La Roche Inc. | 3060 |
113 |
| Chia Tai Tianqing Pharmaceutical Group Co., Ltd. | 616 |
106 |
| Other owners | 14470 |