- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 498/04 - Ortho-condensed systems
Patent holdings for IPC class C07D 498/04
Total number of patents in this class: 4718
10-year publication summary
|
312
|
310
|
346
|
392
|
358
|
366
|
368
|
393
|
355
|
217
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| F. Hoffmann-La Roche AG | 7925 |
129 |
| Genentech, Inc. | 3976 |
111 |
| Merck Sharp & Dohme LLC | 3748 |
102 |
| Boehringer Ingelheim International GmbH | 4650 |
91 |
| Bristol-myers Squibb Company | 4898 |
85 |
| Hoffmann-La Roche Inc. | 3418 |
77 |
| Novartis AG | 10849 |
72 |
| Rigel Pharmaceuticals, Inc. | 539 |
72 |
| Gilead Sciences, Inc. | 2036 |
65 |
| Takeda Pharmaceutical Company Limited | 2713 |
60 |
| Amgen Inc. | 4074 |
53 |
| AstraZeneca AB | 2909 |
52 |
| Shionogi & Co., Ltd. | 854 |
47 |
| VALO Health, Inc. | 172 |
47 |
| Merck Patent GmbH | 5831 |
43 |
| Janssen Pharmaceutica N.V. | 3392 |
40 |
| Pfizer Inc. | 3387 |
40 |
| Eli Lilly and Company | 3842 |
38 |
| Merck Sharp & Dohme Corp. | 2194 |
37 |
| Sumitomo Chemical Company, Limited | 9046 |
34 |
| Other owners | 3423 |