- 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: 133
10-year publication summary
|
11
|
2
|
8
|
4
|
7
|
11
|
9
|
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 | 6259 |
11 |
| AstraZeneca AB | 2857 |
7 |
| Janssen Pharmaceutica N.V. | 3358 |
7 |
| Genentech, Inc. | 4016 |
6 |
| F. Hoffmann-La Roche AG | 7937 |
5 |
| Bayer AG | 3401 |
4 |
| Takeda Pharmaceutical Company Limited | 2721 |
4 |
| Araxes Pharma LLC | 92 |
4 |
| Boehringer Ingelheim International GmbH | 4636 |
3 |
| CHDI Foundation, Inc. | 106 |
3 |
| Wuhan LL Science and Technology Development Co., Ltd | 72 |
3 |
| Volastra Therapeutics, Inc. | 25 |
3 |
| Merck Sharp & Dohme LLC | 3732 |
3 |
| AstraZeneca UK Limited | 601 |
2 |
| Bayer Cropscience AG | 1983 |
2 |
| Amgen Inc. | 4256 |
2 |
| Deciphera Pharmaceuticals, LLC | 232 |
2 |
| Memory Pharmaceuticals Corporation | 24 |
2 |
| Mitsubishi Tanabe Pharma Corporation | 560 |
2 |
| Sunshine Lake Pharma Co., Ltd. | 605 |
2 |
| Other owners | 56 |