- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 209/52 - Heterocyclic compounds containing five-membered rings, condensed with other rings, with one nitrogen atom as the only ring hetero atom condensed with one carbocyclic ring condensed with a ring other than six-membered
Patent holdings for IPC class C07D 209/52
Total number of patents in this class: 536
10-year publication summary
|
32
|
35
|
30
|
25
|
20
|
24
|
39
|
46
|
30
|
23
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pfizer Inc. | 3413 |
11 |
| Novartis AG | 10175 |
10 |
| Boehringer Ingelheim International GmbH | 4485 |
10 |
| Otsuka America Pharmaceutical, Inc. | 68 |
10 |
| Alkermes Pharma Ireland Limited | 255 |
9 |
| Cytokinetics, Inc. | 251 |
9 |
| Jiangsu Hengrui Medicine Co., Ltd. | 685 |
8 |
| Les Laboratoires Servier | 497 |
8 |
| Shanghai Hengrui Pharmaceutical Co., Ltd. | 718 |
8 |
| Amgen Inc. | 4436 |
6 |
| The General Hospital Corporation | 4879 |
6 |
| The Broad Institute, Inc. | 1990 |
6 |
| Eli Lilly and Company | 4114 |
6 |
| Vanderbilt University | 2030 |
6 |
| Guangzhou Fermion Technology Co., Ltd. | 15 |
6 |
| Hoffmann-La Roche Inc. | 3825 |
5 |
| Abbott Laboratories | 2236 |
5 |
| Massachusetts Institute of Technology | 10285 |
5 |
| DSM IP Assets B.V. | 5390 |
5 |
| The Trustees of Columbia University in the City of New York | 3649 |
5 |
| Other owners | 392 |