- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 487/20 - Spiro-condensed systems
Patent holdings for IPC class C07D 487/20
Total number of patents in this class: 239
10-year publication summary
|
14
|
14
|
13
|
20
|
15
|
16
|
18
|
21
|
21
|
8
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pharmacosmos Holding A/S | 202 |
25 |
| Pharmacosmos A/S | 64 |
19 |
| Boehringer Ingelheim International GmbH | 4493 |
11 |
| Enanta Pharmaceuticals, Inc. | 429 |
6 |
| G1 Therapeutics, Inc. | 39 |
6 |
| BeOne Medicines I GmbH | 361 |
6 |
| Daiichi Sankyo Company, Limited | 1893 |
5 |
| Relay Therapeutics, Inc. | 85 |
5 |
| Novartis AG | 10263 |
4 |
| Merck Patent GmbH | 5725 |
4 |
| Deutsches Krebsforschungszentrum | 398 |
4 |
| Katholieke Universiteit Leuven | 1277 |
4 |
| Aligos Therapeutics, Inc. | 162 |
4 |
| Ascentage Pharma (Suzhou) Co., Ltd. | 227 |
4 |
| Ascentage Pharma Group Corp Limited | 149 |
4 |
| Bayer AG | 3495 |
3 |
| Amgen Inc. | 4425 |
3 |
| Assia Chemical Industries Ltd. | 235 |
3 |
| Olon S.p.A. | 119 |
3 |
| Temple University of the Commonwealth System of Higher Education | 639 |
3 |
| Other owners | 113 |