- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 333/56 - Radicals substituted by oxygen atoms
Patent holdings for IPC class C07D 333/56
Total number of patents in this class: 151
10-year publication summary
|
17
|
13
|
11
|
12
|
9
|
7
|
4
|
13
|
4
|
5
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Janssen Pharmaceutica N.V. | 3399 |
6 |
| JNC Corporation | 1552 |
4 |
| JNC Petrochemical Corporation | 401 |
4 |
| Les Laboratoires Servier | 544 |
4 |
| Toyama Chemical Co., Ltd. | 102 |
4 |
| Vernalis (R&D) Limited | 133 |
4 |
| Merck Sharp & Dohme LLC | 3749 |
4 |
| Merck Patent GmbH | 5829 |
3 |
| The Regents of the University of Michigan | 4685 |
3 |
| Takeda Pharmaceutical Company Limited | 2711 |
3 |
| Bionomics Limited | 88 |
3 |
| Canopy Growth Corporation | 219 |
3 |
| Piramal Enterprises Limited | 154 |
3 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 823 |
3 |
| Toa Eiyo Ltd. | 29 |
3 |
| Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. | 286 |
3 |
| BASF SE | 20904 |
2 |
| Boehringer Ingelheim Vetmedica GmbH | 1266 |
2 |
| Allergan, Inc. | 2356 |
2 |
| FUJIFILM Corporation | 29305 |
2 |
| Other owners | 86 |