- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 327/04 - Five-membered rings
Patent holdings for IPC class C07D 327/04
Total number of patents in this class: 229
10-year publication summary
|
6
|
5
|
13
|
21
|
16
|
16
|
13
|
21
|
24
|
12
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| BASF SE | 21318 |
27 |
| JSR Corporation | 2560 |
25 |
| Tokyo Ohka Kogyo Co., Ltd. | 1565 |
13 |
| FUJIFILM Corporation | 30543 |
12 |
| Sumitomo Chemical Company, Limited | 8968 |
11 |
| Kuraray Co., Ltd. | 3597 |
9 |
| LG Chem, Ltd. | 17937 |
7 |
| Jicc-02 Co., Ltd. | 275 |
7 |
| Shin-Etsu Chemical Co., Ltd. | 6113 |
6 |
| Promentis Pharmaceuticals, Inc. | 15 |
5 |
| Tokuyama Corporation | 1482 |
5 |
| LG Energy Solution, Ltd. | 19136 |
5 |
| Cybin IRL Limited | 70 |
5 |
| Advanced Accelerator Applications S.A. | 44 |
4 |
| V. Mane Fils | 176 |
4 |
| Contemporary Amperex Technology (Hong Kong) Limited | 4022 |
4 |
| Samsung SDI Co., Ltd. | 10671 |
3 |
| The Trustees of Princeton University | 1267 |
3 |
| Mihkal GmbH | 8 |
3 |
| Centre National de La Recherche Scientifique | 11042 |
2 |
| Other owners | 69 |