- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 401/12 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing two hetero rings linked by a chain containing hetero atoms as chain links
Patent holdings for IPC class C07D 401/12
Total number of patents in this class: 14498
10-year publication summary
|
1087
|
1035
|
978
|
999
|
1039
|
1081
|
1016
|
932
|
950
|
232
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 5080 |
350 |
| Boehringer Ingelheim International GmbH | 4629 |
258 |
| Novartis AG | 11238 |
247 |
| Janssen Pharmaceutica N.V. | 3839 |
240 |
| F. Hoffmann-La Roche AG | 7958 |
204 |
| Takeda Pharmaceutical Company Limited | 2961 |
198 |
| AstraZeneca AB | 3042 |
175 |
| Merck Sharp & Dohme LLC | 3689 |
147 |
| Amgen Inc. | 3779 |
127 |
| Merck Patent GmbH | 5909 |
125 |
| Bayer Pharma AG | 1096 |
115 |
| Gilead Sciences, Inc. | 1879 |
112 |
| Pfizer Inc. | 3322 |
111 |
| BASF SE | 19740 |
107 |
| Centre National de La Recherche Scientifique | 9632 |
105 |
| Bayer Cropscience AG | 2241 |
94 |
| Hoffmann-La Roche Inc. | 3060 |
92 |
| Genentech, Inc. | 3742 |
89 |
| Astellas Pharma Inc. | 1145 |
87 |
| Epizyme, Inc. | 383 |
82 |
| Other owners | 11433 |