- 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: 5009
10-year publication summary
|
310
|
348
|
392
|
358
|
367
|
371
|
400
|
379
|
386
|
274
|
| 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 | 7795 |
116 |
| Genentech, Inc. | 4157 |
113 |
| Merck Sharp & Dohme LLC | 3734 |
102 |
| Boehringer Ingelheim International GmbH | 4491 |
92 |
| Hoffmann-La Roche Inc. | 3864 |
87 |
| Bristol-myers Squibb Company | 4747 |
84 |
| Gilead Sciences, Inc. | 2256 |
73 |
| Novartis AG | 10170 |
65 |
| Rigel Pharmaceuticals, Inc. | 518 |
57 |
| Amgen Inc. | 4483 |
56 |
| Takeda Pharmaceutical Company Limited | 2709 |
55 |
| AstraZeneca AB | 2831 |
54 |
| Shionogi & Co., Ltd. | 889 |
51 |
| VALO Health, Inc. | 196 |
46 |
| Pfizer Inc. | 3423 |
45 |
| Merck Patent GmbH | 5751 |
42 |
| Janssen Pharmaceutica N.V. | 3137 |
41 |
| Eli Lilly and Company | 4134 |
40 |
| Merck Sharp & Dohme Corp. | 2183 |
35 |
| Sumitomo Chemical Company, Limited | 8992 |
35 |
| Other owners | 3720 |