- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 413/12 - 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 linked by a chain containing hetero atoms as chain links
Patent holdings for IPC class C07D 413/12
Total number of patents in this class: 7779
10-year publication summary
|
544
|
535
|
527
|
581
|
502
|
492
|
528
|
470
|
422
|
342
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4756 |
163 |
| F. Hoffmann-La Roche AG | 7777 |
145 |
| Boehringer Ingelheim International GmbH | 4490 |
128 |
| Novartis AG | 10163 |
120 |
| Merck Sharp & Dohme LLC | 3723 |
101 |
| Hoffmann-La Roche Inc. | 3878 |
98 |
| AstraZeneca AB | 2841 |
90 |
| Takeda Pharmaceutical Company Limited | 2704 |
81 |
| Gilead Sciences, Inc. | 2265 |
79 |
| Bayer AG | 3587 |
77 |
| Epizyme, Inc. | 360 |
77 |
| Syngenta Participations AG | 1472 |
72 |
| Bayer Cropscience AG | 1817 |
67 |
| Amgen Inc. | 4492 |
67 |
| BASF SE | 21339 |
65 |
| Janssen Pharmaceutica N.V. | 3125 |
61 |
| Syngenta Crop Protection AG | 6825 |
61 |
| Rigel Pharmaceuticals, Inc. | 515 |
59 |
| Shionogi & Co., Ltd. | 893 |
57 |
| Bayer Pharma AG | 1001 |
56 |
| Other owners | 6055 |