- All sections
- C - Chemistrymetallurgy
- 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: 14867
10-year publication summary
|
978
|
1002
|
1046
|
1079
|
1028
|
956
|
1043
|
922
|
808
|
483
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Bristol-myers Squibb Company | 4742 |
310 |
| Novartis AG | 10262 |
224 |
| Boehringer Ingelheim International GmbH | 4493 |
220 |
| F. Hoffmann-La Roche AG | 7837 |
183 |
| Takeda Pharmaceutical Company Limited | 2712 |
179 |
| Janssen Pharmaceutica N.V. | 3168 |
173 |
| Merck Sharp & Dohme LLC | 3734 |
158 |
| Pfizer Inc. | 3386 |
125 |
| Gilead Sciences, Inc. | 2222 |
125 |
| Hoffmann-La Roche Inc. | 3793 |
124 |
| Amgen Inc. | 4427 |
119 |
| Centre National de La Recherche Scientifique | 11023 |
109 |
| Bayer Pharma AG | 1014 |
109 |
| AstraZeneca AB | 2814 |
105 |
| BASF SE | 21303 |
102 |
| Merck Patent GmbH | 5728 |
101 |
| Genentech, Inc. | 4104 |
90 |
| Bayer Cropscience AG | 1844 |
82 |
| The Regents of the University of California | 20745 |
79 |
| Epizyme, Inc. | 360 |
78 |
| Other owners | 12072 |