- 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: 1717
10-year publication summary
|
140
|
99
|
106
|
104
|
90
|
82
|
79
|
81
|
52
|
42
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Acetylon Pharmaceuticals, Inc. | 67 |
29 |
| Boehringer Ingelheim International GmbH | 4493 |
26 |
| Bristol-myers Squibb Company | 4729 |
25 |
| BASF SE | 21303 |
25 |
| Janssen Pharmaceutica N.V. | 3171 |
24 |
| Vertex Pharmaceuticals Incorporated | 1584 |
23 |
| Corteva Agriscience LLC | 2645 |
22 |
| Takeda Pharmaceutical Company Limited | 2715 |
21 |
| Merck Sharp & Dohme LLC | 3735 |
21 |
| Dana-Farber Cancer Institute, Inc. | 2662 |
20 |
| Novartis AG | 10263 |
18 |
| Cytokinetics, Inc. | 257 |
15 |
| F. Hoffmann-La Roche AG | 7836 |
14 |
| Glaxosmithkline LLC | 528 |
13 |
| Genentech, Inc. | 4099 |
13 |
| Merck Patent GmbH | 5725 |
13 |
| Centre National de La Recherche Scientifique | 11016 |
13 |
| Bayer Pharma AG | 1014 |
13 |
| AstraZeneca AB | 2818 |
12 |
| Hoffmann-La Roche Inc. | 3783 |
11 |
| Other owners | 1346 |