- 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: 4945
10-year publication summary
|
310
|
348
|
392
|
358
|
367
|
370
|
400
|
379
|
377
|
213
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| F. Hoffmann-La Roche AG | 7819 |
116 |
| Genentech, Inc. | 4110 |
113 |
| Merck Sharp & Dohme LLC | 3736 |
101 |
| Boehringer Ingelheim International GmbH | 4493 |
91 |
| Hoffmann-La Roche Inc. | 3796 |
84 |
| Bristol-myers Squibb Company | 4751 |
83 |
| Gilead Sciences, Inc. | 2226 |
72 |
| Novartis AG | 10251 |
66 |
| Rigel Pharmaceuticals, Inc. | 507 |
59 |
| Takeda Pharmaceutical Company Limited | 2710 |
57 |
| Amgen Inc. | 4429 |
56 |
| AstraZeneca AB | 2819 |
54 |
| Shionogi & Co., Ltd. | 880 |
51 |
| VALO Health, Inc. | 193 |
46 |
| Pfizer Inc. | 3396 |
44 |
| Janssen Pharmaceutica N.V. | 3162 |
42 |
| Merck Patent GmbH | 5729 |
42 |
| Eli Lilly and Company | 4106 |
40 |
| Merck Sharp & Dohme Corp. | 2183 |
35 |
| Sumitomo Chemical Company, Limited | 8968 |
35 |
| Other owners | 3658 |