US 8916566
Pyridazinone compounds as phosphodiesterase inhibitors and methods of treating disorders
granted A61KA61K9/2059A61P
Quick answer
US patent 8916566 (Pyridazinone compounds as phosphodiesterase inhibitors and methods of treating disorders) held by Takeda Pharmaceutical Company Limited expires Mon Dec 18 2034 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.
Key facts
- Applicant
- Takeda Pharmaceutical Company Limited
- Grant date
- Tue Dec 23 2014 00:00:00 GMT+0000 (Coordinated Universal Time)
- Expiration
- Mon Dec 18 2034 00:00:00 GMT+0000 (Coordinated Universal Time)
- Claims
- 37
- CPC classes
- A61K, A61K9/2059, A61P, A61P25/00, A61P25/14