- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 239/42 - One nitrogen atom
Patent holdings for IPC class C07D 239/42
Total number of patents in this class: 1760
10-year publication summary
|
105
|
129
|
86
|
94
|
92
|
76
|
72
|
73
|
73
|
44
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Janssen Pharmaceutica N.V. | 3358 |
33 |
| Acetylon Pharmaceuticals, Inc. | 69 |
31 |
| Boehringer Ingelheim International GmbH | 4636 |
26 |
| Bristol-myers Squibb Company | 4826 |
25 |
| BASF SE | 21098 |
25 |
| Vertex Pharmaceuticals Incorporated | 1630 |
24 |
| Merck Sharp & Dohme LLC | 3732 |
23 |
| Novartis AG | 10612 |
22 |
| Corteva Agriscience LLC | 2702 |
22 |
| Takeda Pharmaceutical Company Limited | 2721 |
20 |
| Dana-Farber Cancer Institute, Inc. | 2626 |
19 |
| F. Hoffmann-La Roche AG | 7937 |
15 |
| Cytokinetics, Inc. | 280 |
15 |
| Centre National de La Recherche Scientifique | 10706 |
14 |
| Rigel Pharmaceuticals, Inc. | 530 |
14 |
| AstraZeneca AB | 2857 |
13 |
| Merck Patent GmbH | 5752 |
13 |
| Bayer Pharma AG | 1048 |
13 |
| ESSA Pharma Inc. | 42 |
13 |
| Glaxosmithkline LLC | 535 |
12 |
| Other owners | 1368 |