- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 513/20 - Spiro-condensed systems
Patent holdings for IPC class C07D 513/20
Total number of patents in this class: 102
10-year publication summary
|
4
|
9
|
3
|
1
|
6
|
10
|
7
|
15
|
6
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Amgen Inc. | 3904 |
12 |
| Janssen Pharmaceutica N.V. | 3610 |
10 |
| Gilead Sciences, Inc. | 1965 |
5 |
| Erasca, Inc. | 84 |
5 |
| Novartis AG | 11254 |
4 |
| Merck Sharp & Dohme LLC | 3748 |
4 |
| The Regents of the University of Michigan | 4595 |
3 |
| Biogen MA Inc. | 917 |
3 |
| The Broad Institute, Inc. | 1720 |
3 |
| Chugai Seiyaku Kabushiki Kaisha | 1319 |
3 |
| Instituto de Medicina Molecular | 23 |
3 |
| Universidade de Coimbra | 169 |
3 |
| Egas Moniz - Cooperativa de Ensino Superior, CRL | 3 |
3 |
| Aranda Pharma Ltd | 6 |
2 |
| Janssen Sciences Ireland UC | 241 |
2 |
| Ascentage Pharma (Suzhou) Co., Ltd. | 164 |
2 |
| Ascentage Pharma Group Corp Limited | 129 |
2 |
| LG Chem, Ltd. | 17657 |
1 |
| Genentech, Inc. | 3878 |
1 |
| Pfizer Inc. | 3365 |
1 |
| Other owners | 30 |