- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 203/02 - Preparation by ring-closure
Patent holdings for IPC class C07D 203/02
Total number of patents in this class: 14
10-year publication summary
|
5
|
1
|
0
|
0
|
0
|
0
|
3
|
0
|
0
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Xi'an Modern Chemistry Research Institute | 28 |
3 |
| BASF SE | 21129 |
2 |
| University of East Anglia | 33 |
2 |
| Board of Regents, The University of Texas System | 6045 |
1 |
| Agency for Science, Technology and Research | 3689 |
1 |
| Dong-A Pharmaceutical Co., Ltd. | 79 |
1 |
| Gilead Sciences, Inc. | 2186 |
1 |
| MSN Laboratories Limited | 54 |
1 |
| Qingeng Li | 3 |
1 |
| Shenzhen Catalyst Technology Co., Ltd | 3 |
1 |
| Other owners | 0 |