US 8822470
Substituted pyrido[2,3-b]pyrazines
granted A61KA61K31/4985A61K31/506
Quick answer
US patent 8822470 (Substituted pyrido[2,3-b]pyrazines) held by Takeda Pharmaceutical Company Limited expires Mon Aug 28 2034 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Takeda Pharmaceutical Company Limited
- Grant date
- Tue Sep 02 2014 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Aug 28 2034 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 17
- CPC classes
- A61K, A61K31/4985, A61K31/506, A61K31/53, A61K31/5383