- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 309/06 - Radicals substituted by oxygen atoms
Patent holdings for IPC class C07D 309/06
Total number of patents in this class: 281
10-year publication summary
|
34
|
25
|
17
|
18
|
20
|
18
|
12
|
15
|
11
|
9
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JNC Corporation | 1551 |
18 |
| JNC Petrochemical Corporation | 401 |
17 |
| Bristol-myers Squibb Company | 4872 |
10 |
| Acucela Inc. | 160 |
10 |
| Syngenta Limited | 457 |
9 |
| Galderma Research & Development | 405 |
7 |
| Ono Pharmaceutical Co., Ltd. | 434 |
7 |
| Syngenta Participations AG | 1908 |
6 |
| Takeda Pharmaceutical Company Limited | 2707 |
6 |
| The Salk Institute for Biological Studies | 445 |
6 |
| Shijiazhuang Chengzhi Yonghua Display Material Co., Ltd. | 197 |
6 |
| XENIOPRO GmbH | 15 |
6 |
| Daiichi Sankyo Company, Limited | 1859 |
5 |
| DIC Corporation | 3770 |
5 |
| The Research Foundation for The State University of New York | 1612 |
5 |
| F. Hoffmann-La Roche AG | 7932 |
4 |
| Merck Patent GmbH | 5861 |
4 |
| Chisso Petrochemical Corporation | 61 |
4 |
| The University of Melbourne | 536 |
4 |
| AC Immune S.A. | 259 |
3 |
| Other owners | 139 |