- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 321/12 - Eight-membered rings
Patent holdings for IPC class C07D 321/12
Total number of patents in this class: 44
10-year publication summary
|
4
|
3
|
3
|
1
|
7
|
1
|
1
|
3
|
2
|
3
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| United Therapeutics Corporation | 336 |
5 |
| Sumitomo Chemical Company, Limited | 8992 |
4 |
| Massachusetts Institute of Technology | 10335 |
3 |
| JSR Corporation | 2565 |
3 |
| Techfields Pharma Co., Ltd. | 28 |
3 |
| National Technology & Engineering Solutions of Sandia, LLC | 1962 |
3 |
| Kuraray Co., Ltd. | 3619 |
2 |
| SynAffix B.V. | 123 |
2 |
| Universal Display Corporation | 2133 |
2 |
| Shenzhen Zhongge Biological Technology Co., Ltd. | 55 |
2 |
| Jicc-02 Co., Ltd. | 263 |
2 |
| Murata Manufacturing Co., Ltd. | 26053 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6186 |
1 |
| The General Hospital Corporation | 4912 |
1 |
| Takeda Pharmaceutical Company Limited | 2704 |
1 |
| Cornell University | 3460 |
1 |
| Georgetown University | 639 |
1 |
| Gfbiochemicals Limited | 50 |
1 |
| Gottfried Wilhelm Leibniz Universität Hannover | 152 |
1 |
| The Hong Kong University of Science and Technology | 853 |
1 |
| Other owners | 4 |