- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 237/28 - Cinnolines
Patent holdings for IPC class C07D 237/28
Total number of patents in this class: 137
10-year publication summary
|
11
|
2
|
8
|
4
|
7
|
11
|
8
|
12
|
6
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Syngenta Crop Protection AG | 6074 |
11 |
| AstraZeneca AB | 2892 |
7 |
| Janssen Pharmaceutica N.V. | 3394 |
7 |
| Genentech, Inc. | 3976 |
6 |
| F. Hoffmann-La Roche AG | 7947 |
5 |
| Bayer AG | 3325 |
4 |
| Takeda Pharmaceutical Company Limited | 2708 |
4 |
| Araxes Pharma LLC | 92 |
4 |
| Boehringer Ingelheim International GmbH | 4642 |
3 |
| CHDI Foundation, Inc. | 106 |
3 |
| Wuhan LL Science and Technology Development Co., Ltd | 71 |
3 |
| Volastra Therapeutics, Inc. | 23 |
3 |
| Merck Sharp & Dohme LLC | 3751 |
3 |
| AstraZeneca UK Limited | 637 |
2 |
| Bayer Cropscience AG | 2040 |
2 |
| Amgen Inc. | 4076 |
2 |
| Arrow Therapeutics Limited | 13 |
2 |
| Deciphera Pharmaceuticals, LLC | 224 |
2 |
| Incyte Corporation | 1022 |
2 |
| Incyte Holdings Corporation | 666 |
2 |
| Other owners | 60 |