- 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: 26506
10-year publication summary
|
1574
|
1755
|
1840
|
2026
|
1943
|
2056
|
2144
|
2170
|
1982
|
1351
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4757 |
539 |
| Merck Patent GmbH | 5742 |
344 |
| Merck Sharp & Dohme LLC | 3734 |
324 |
| Novartis AG | 10174 |
317 |
| F. Hoffmann-La Roche AG | 7796 |
312 |
| Janssen Pharmaceutica N.V. | 3150 |
304 |
| Takeda Pharmaceutical Company Limited | 2698 |
295 |
| Hoffmann-La Roche Inc. | 3832 |
284 |
| Incyte Corporation | 1070 |
270 |
| Gilead Sciences, Inc. | 2243 |
269 |
| Boehringer Ingelheim International GmbH | 4488 |
267 |
| Amgen Inc. | 4445 |
241 |
| Genentech, Inc. | 4123 |
226 |
| Pfizer Inc. | 3414 |
210 |
| Dana-Farber Cancer Institute, Inc. | 2671 |
200 |
| AstraZeneca AB | 2817 |
175 |
| Bayer AG | 3560 |
169 |
| Bayer Pharma AG | 1009 |
160 |
| Abbvie Inc. | 1798 |
157 |
| Vertex Pharmaceuticals Incorporated | 1576 |
150 |
| Other owners | 21293 |