- All sections
- C - Chemistry; metallurgy
- C07D - Heterocyclic compounds
- C07D 491/06 - Peri-condensed systems
Patent holdings for IPC class C07D 491/06
Total number of patents in this class: 166
10-year publication summary
|
11
|
13
|
11
|
19
|
6
|
14
|
8
|
20
|
10
|
3
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Gilead Sciences, Inc. | 1879 |
21 |
| Merck Patent GmbH | 5909 |
13 |
| Rohm and Haas Electronic Materials Korea Ltd. | 546 |
7 |
| Alpha Cognition Inc. | 9 |
5 |
| Samsung Display Co., Ltd. | 30585 |
4 |
| BASF SE | 19740 |
4 |
| Idemitsu Kosan Co., Ltd. | 3995 |
4 |
| Helmholtz Zentrum München Deutsches Forschungszentrum für Gesundheit und Umwelt (GmbH) | 306 |
3 |
| Remix Therapeutics Inc. | 60 |
3 |
| Merck Sharp & Dohme LLC | 3689 |
3 |
| F. Hoffmann-La Roche AG | 7958 |
2 |
| Boehringer Ingelheim International GmbH | 4629 |
2 |
| Amgen Inc. | 3779 |
2 |
| Mayo Foundation for Medical Education and Research | 2981 |
2 |
| Ecolab USA Inc. | 5190 |
2 |
| Emory University | 1498 |
2 |
| Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V. | 1657 |
2 |
| Medshine Discovery Inc. | 581 |
2 |
| Neurodyn Life Sciences Inc. | 14 |
2 |
| UDC Ireland Limited | 496 |
2 |
| Other owners | 79 |