- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 471/04 - Ortho-condensed systems
Patent holdings for IPC class C07D 471/04
Total number of patents in this class: 24604
10-year publication summary
|
1658
|
1574
|
1753
|
1835
|
2024
|
1938
|
2051
|
2131
|
1966
|
821
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4896 |
516 |
| Merck Patent GmbH | 5831 |
351 |
| F. Hoffmann-La Roche AG | 7912 |
329 |
| Novartis AG | 10963 |
325 |
| Merck Sharp & Dohme LLC | 3738 |
309 |
| Takeda Pharmaceutical Company Limited | 2703 |
299 |
| Janssen Pharmaceutica N.V. | 3431 |
298 |
| Boehringer Ingelheim International GmbH | 4702 |
258 |
| Incyte Corporation | 1003 |
251 |
| Hoffmann-La Roche Inc. | 3357 |
245 |
| Gilead Sciences, Inc. | 2018 |
239 |
| Amgen Inc. | 4024 |
227 |
| Genentech, Inc. | 3935 |
219 |
| Dana-Farber Cancer Institute, Inc. | 2545 |
197 |
| Pfizer Inc. | 3352 |
190 |
| AstraZeneca AB | 2928 |
173 |
| Abbvie Inc. | 1795 |
171 |
| Bayer Pharma AG | 1061 |
165 |
| Bayer AG | 3288 |
155 |
| Vertex Pharmaceuticals Incorporated | 1589 |
150 |
| Other owners | 19537 |