- All sections
- C - Chemistrymetallurgy
- C07D - Heterocyclic compounds
- C07D 257/12 - Six-membered rings having four nitrogen atoms
Patent holdings for IPC class C07D 257/12
Total number of patents in this class: 14
10-year publication summary
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0
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1
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0
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3
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0
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0
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0
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0
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2
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1
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| University of Massachusetts | 2322 |
2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | 59 |
1 |
| FUJIFILM Corporation | 30562 |
1 |
| Shin-Etsu Chemical Co., Ltd. | 6117 |
1 |
| Cylene Pharmaceuticals, Inc. | 24 |
1 |
| Dana-Farber Cancer Institute, Inc. | 2668 |
1 |
| Ecolab USA Inc. | 5810 |
1 |
| Galleon Pharmaceuticals, Inc. | 9 |
1 |
| Rigshospitalet | 130 |
1 |
| Stichting Maastricht Radiation Oncology "maastro-clinic" | 17 |
1 |
| Universite de Montpellier | 1046 |
1 |
| University of Copenhagen | 440 |
1 |
| Glyphic Biotechnologies, Inc. | 28 |
1 |
| Other owners | 0 |