- 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: 13
10-year publication summary
2
|
0
|
1
|
0
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3
|
0
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0
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0
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0
|
1
|
2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Takeda Pharmaceutical Company Limited | 2708 |
2 |
University of Massachusetts | 2225 |
2 |
Boehringer Ingelheim Pharmaceuticals, Inc. | 78 |
1 |
FUJIFILM Corporation | 29437 |
1 |
Cylene Pharmaceuticals, Inc. | 29 |
1 |
Dana-Farber Cancer Institute, Inc. | 2573 |
1 |
Ecolab USA Inc. | 5496 |
1 |
Galleon Pharmaceuticals, Inc. | 9 |
1 |
Stichting Maastricht Radiation Oncology "maastro-clinic" | 17 |
1 |
Universite de Montpellier | 989 |
1 |
Glyphic Biotechnologies, Inc. | 19 |
1 |
Other owners | 0 |