- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 257/10 - Heterocyclic compounds containing rings having four nitrogen atoms as the only ring hetero atoms condensed with carbocyclic rings or ring systems
Patent holdings for IPC class C07D 257/10
Total number of patents in this class: 55
10-year publication summary
|
1
|
2
|
6
|
1
|
3
|
3
|
4
|
5
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Oregon State University | 414 |
5 |
| Econic Technologies Ltd | 53 |
4 |
| Plastipak Packaging, Inc. | 270 |
3 |
| Universite D'aix-marseille | 934 |
3 |
| University of Copenhagen | 435 |
3 |
| Samsung SDI Co., Ltd. | 10589 |
2 |
| Sumitomo Chemical Company, Limited | 9016 |
2 |
| Lumiphore, Inc. | 36 |
2 |
| The Research Foundation for The State University of New York | 1740 |
2 |
| Universite de Nantes | 335 |
2 |
| Centre National de La Recherche Scientifique (cnrs) | 3015 |
2 |
| EMD Millipore Corporation | 631 |
1 |
| Centre National de La Recherche Scientifique | 11023 |
1 |
| National Institute of Advanced Industrial Science and Technology | 3794 |
1 |
| Mayo Foundation for Medical Education and Research | 3382 |
1 |
| University of Florida Research Foundation, Inc. | 4174 |
1 |
| Board of Trustees of the University of Arkansas | 828 |
1 |
| Curtin University of Technology | 68 |
1 |
| Emory University | 1719 |
1 |
| Georgia State University Research Foundation, Inc. | 357 |
1 |
| Other owners | 16 |