- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 413/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring- member bond
Patent holdings for IPC class C07D 413/04
Total number of patents in this class: 4915
10-year publication summary
|
331
|
374
|
398
|
350
|
354
|
309
|
335
|
291
|
273
|
179
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4761 |
110 |
| BASF SE | 21318 |
91 |
| Novartis AG | 10172 |
78 |
| Merck Patent GmbH | 5755 |
77 |
| Bayer AG | 3563 |
74 |
| Merck Sharp & Dohme LLC | 3734 |
71 |
| Vertex Pharmaceuticals Incorporated | 1577 |
70 |
| Sumitomo Chemical Company, Limited | 8989 |
67 |
| Takeda Pharmaceutical Company Limited | 2700 |
60 |
| Gilead Sciences, Inc. | 2249 |
59 |
| Boehringer Ingelheim International GmbH | 4480 |
56 |
| F. Hoffmann-La Roche AG | 7792 |
49 |
| Syngenta Crop Protection AG | 6789 |
46 |
| Nihon Nohyaku Co., Ltd. | 327 |
43 |
| Hoffmann-La Roche Inc. | 3849 |
40 |
| Janssen Pharmaceutica N.V. | 3142 |
39 |
| Syngenta Participations AG | 1476 |
38 |
| VALO Health, Inc. | 195 |
35 |
| Amgen Inc. | 4486 |
33 |
| Dana-Farber Cancer Institute, Inc. | 2677 |
31 |
| Other owners | 3748 |