- 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: 4893
10-year publication summary
|
294
|
335
|
341
|
294
|
294
|
260
|
296
|
253
|
244
|
73
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4809 |
110 |
| BASF SE | 21129 |
89 |
| Merck Patent GmbH | 5662 |
80 |
| Novartis AG | 10350 |
78 |
| Bayer AG | 3431 |
74 |
| Merck Sharp & Dohme LLC | 3708 |
72 |
| Vertex Pharmaceuticals Incorporated | 1602 |
70 |
| Sumitomo Chemical Company, Limited | 9044 |
65 |
| Takeda Pharmaceutical Company Limited | 2719 |
63 |
| Gilead Sciences, Inc. | 2180 |
60 |
| Boehringer Ingelheim International GmbH | 4535 |
58 |
| F. Hoffmann-La Roche AG | 7828 |
48 |
| Syngenta Crop Protection AG | 6452 |
45 |
| Nihon Nohyaku Co., Ltd. | 327 |
43 |
| Syngenta Participations AG | 1592 |
41 |
| Hoffmann-La Roche Inc. | 3679 |
40 |
| Janssen Pharmaceutica N.V. | 3235 |
39 |
| VALO Health, Inc. | 185 |
35 |
| AstraZeneca AB | 2839 |
33 |
| Amgen Inc. | 4337 |
33 |
| Other owners | 3717 |