- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 498/04 - Ortho-condensed systems
Patent holdings for IPC class C07D 498/04
Total number of patents in this class: 4355
10-year publication summary
|
303
|
312
|
310
|
346
|
393
|
358
|
361
|
358
|
359
|
100
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| F. Hoffmann-La Roche AG | 7958 |
125 |
| Genentech, Inc. | 3742 |
98 |
| Merck Sharp & Dohme LLC | 3689 |
96 |
| Bristol-myers Squibb Company | 5080 |
84 |
| Boehringer Ingelheim International GmbH | 4629 |
84 |
| Rigel Pharmaceuticals, Inc. | 613 |
83 |
| Novartis AG | 11238 |
71 |
| Hoffmann-La Roche Inc. | 3060 |
66 |
| Takeda Pharmaceutical Company Limited | 2961 |
64 |
| Amgen Inc. | 3779 |
55 |
| Shionogi & Co., Ltd. | 914 |
53 |
| Gilead Sciences, Inc. | 1879 |
52 |
| AstraZeneca AB | 3042 |
49 |
| VALO Health, Inc. | 147 |
45 |
| Janssen Pharmaceutica N.V. | 3839 |
43 |
| Merck Patent GmbH | 5909 |
43 |
| Merck Sharp & Dohme Corp. | 2247 |
38 |
| Pfizer Inc. | 3322 |
37 |
| Sumitomo Chemical Company, Limited | 8808 |
34 |
| Eli Lilly and Company | 3645 |
33 |
| Other owners | 3102 |