- All sections
- A - Human necessities
- A61K - Preparations for medical, dental or toiletry purposes
- A61K 31/519 - PyrimidinesHydrogenated 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: 20007
10-year publication summary
|
1119
|
1187
|
1186
|
1312
|
1324
|
1428
|
1527
|
1446
|
1570
|
1489
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Novartis AG | 10656 |
297 |
| Incyte Corporation | 1037 |
293 |
| Boehringer Ingelheim International GmbH | 4648 |
244 |
| Janssen Pharmaceutica N.V. | 3349 |
176 |
| F. Hoffmann-La Roche AG | 7932 |
169 |
| Pfizer Inc. | 3397 |
167 |
| Merck Sharp & Dohme LLC | 3734 |
166 |
| AstraZeneca AB | 2857 |
164 |
| Taisho Pharmaceutical Co., Ltd. | 858 |
164 |
| Pharmacyclics LLC | 243 |
162 |
| The Regents of the University of California | 20230 |
155 |
| Gilead Sciences, Inc. | 2070 |
152 |
| Genentech, Inc. | 4008 |
150 |
| Dana-Farber Cancer Institute, Inc. | 2615 |
145 |
| Bristol-myers Squibb Company | 4848 |
133 |
| Amgen Inc. | 4158 |
133 |
| Takeda Pharmaceutical Company Limited | 2717 |
131 |
| Hoffmann-La Roche Inc. | 3516 |
130 |
| Incyte Holdings Corporation | 657 |
130 |
| Merck Patent GmbH | 5756 |
129 |
| Other owners | 16617 |