- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 495/20 - Spiro-condensed systems
Patent holdings for IPC class C07D 495/20
Total number of patents in this class: 166
10-year publication summary
|
16
|
16
|
12
|
10
|
7
|
12
|
13
|
18
|
11
|
6
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Vertex Pharmaceuticals Incorporated | 1582 |
16 |
| Eli Lilly and Company | 4101 |
8 |
| Merck Patent GmbH | 5728 |
7 |
| PGI Drug Discovery LLC | 33 |
7 |
| Sjp Biotec GmbH | 31 |
7 |
| BASF SE | 21303 |
6 |
| Sunovion Pharmaceuticals Inc. | 244 |
6 |
| LG Chem, Ltd. | 17921 |
5 |
| Quanta Therapeutics, Inc. | 39 |
5 |
| Merck Sharp & Dohme LLC | 3734 |
4 |
| Symrise AG | 1849 |
3 |
| Windtree Therapeutics, Inc. | 33 |
3 |
| Sumitomo Pharma America, Inc. | 68 |
3 |
| LG Display Co., Ltd. | 14966 |
2 |
| Boehringer Ingelheim International GmbH | 4493 |
2 |
| Amgen Inc. | 4427 |
2 |
| Tokyo Electron Limited | 13807 |
2 |
| Alantos Pharmaceuticals Holding, Inc. | 11 |
2 |
| Denali Therapeutics Inc. | 272 |
2 |
| Intellectual Discovery Co., Ltd. | 703 |
2 |
| Other owners | 72 |