- 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
|
15
|
13
|
10
|
10
|
7
|
6
|
4
|
12
|
4
|
6
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Janssen Pharmaceutica N.V. | 3394 |
6 |
| JNC Corporation | 1561 |
4 |
| JNC Petrochemical Corporation | 399 |
4 |
| Les Laboratoires Servier | 537 |
4 |
| Toyama Chemical Co., Ltd. | 102 |
4 |
| Vernalis (R&D) Limited | 134 |
4 |
| Merck Sharp & Dohme LLC | 3751 |
4 |
| Merck Patent GmbH | 5815 |
3 |
| The Regents of the University of Michigan | 4711 |
3 |
| Takeda Pharmaceutical Company Limited | 2708 |
3 |
| Bionomics Limited | 89 |
3 |
| Canopy Growth Corporation | 220 |
3 |
| Piramal Enterprises Limited | 156 |
3 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 829 |
3 |
| Toa Eiyo Ltd. | 29 |
3 |
| Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. | 292 |
3 |
| BASF SE | 20940 |
2 |
| Boehringer Ingelheim Vetmedica GmbH | 1273 |
2 |
| FUJIFILM Corporation | 29437 |
2 |
| The Board of Trustees of the University of Illinois | 2702 |
2 |
| Other owners | 86 |