- 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: 152
10-year publication summary
|
13
|
11
|
12
|
9
|
7
|
5
|
12
|
4
|
12
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Janssen Pharmaceutica N.V. | 3168 |
6 |
| FUJIFILM Corporation | 30514 |
4 |
| Les Laboratoires Servier | 496 |
4 |
| Toyama Chemical Co., Ltd. | 88 |
4 |
| Vernalis (R&D) Limited | 123 |
4 |
| The Regents of the University of Michigan | 4985 |
3 |
| Takeda Pharmaceutical Company Limited | 2712 |
3 |
| Canopy Growth Corporation | 212 |
3 |
| JNC Corporation | 1548 |
3 |
| JNC Petrochemical Corporation | 329 |
3 |
| Shanghai Institute of Materia Medica, Chinese Academy of Sciences | 873 |
3 |
| Toa Eiyo Ltd. | 26 |
3 |
| Sichuan Kelun-Biotech Biopharmaceutical Co., Ltd. | 383 |
3 |
| Escient Pharmaceuticals, Inc. | 29 |
3 |
| Merck Sharp & Dohme LLC | 3734 |
3 |
| BASF SE | 21303 |
2 |
| Boehringer Ingelheim Vetmedica GmbH | 1277 |
2 |
| Merck Patent GmbH | 5728 |
2 |
| The Board of Trustees of the University of Illinois | 2751 |
2 |
| JSR Corporation | 2554 |
2 |
| Other owners | 90 |