🇺🇸 FDA
Patent

US 9226921

Fused heterocyclic compounds as phosphodiesterases (PDES) inhibitors

granted A61KA61K31/4353A61K31/4355

Quick answer

US patent 9226921 (Fused heterocyclic compounds as phosphodiesterases (PDES) inhibitors) held by Takeda Pharmaceutical Company Limited expires Mon Dec 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time). Status: granted.

Key facts

Applicant
Takeda Pharmaceutical Company Limited
Grant date
Tue Jan 05 2016 00:00:00 GMT+0000 (Coordinated Universal Time)
Expiration
Mon Dec 31 2035 00:00:00 GMT+0000 (Coordinated Universal Time)
Claims
17
CPC classes
A61K, A61K31/4353, A61K31/4355, A61K31/437, A61K31/4427