US 6962919
Nitrogen-containing heterocyclic compounds, their production and use
expired A61KA61K31/506A61P
Quick answer
US patent 6962919 (Nitrogen-containing heterocyclic compounds, their production and use) held by Takeda Pharmaceutical Company Limited expires Mon Nov 03 2025 00:00:00 GMT+0000 (Coordinated Universal Time). Status: expired.
Key facts
- Applicant
- Takeda Pharmaceutical Company Limited
- Grant date
- Tue Nov 08 2005 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Nov 03 2025 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 8
- CPC classes
- A61K, A61K31/506, A61P, A61P15/18, A61P5/02