Patent intelligence · US
US 9226921
Fused heterocyclic compounds as phosphodiesterases (PDES) inhibitors
Fused heterocyclic compounds as phosphodiesterases (PDES) inhibitors
Patent details — US 9226921
- Jurisdiction
- US
- Status
- granted
- Grant date
- Jan 5, 2016
- Expiration
- Dec 31, 2035
- Applicant
- Takeda Pharmaceutical Company Limited
- Claims
- 17
- CPC classes
- A61K, A61K31/4353, A61K31/4355, A61K31/437
Quick answer
US 9226921 (Fused heterocyclic compounds as phosphodiesterases (PDES) inhibitors) is held by Takeda Pharmaceutical Company Limited. Status: granted. Granted Jan 5, 2016. Expires Dec 31, 2035 (9 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Takeda Pharmaceutical Company Limited
- Grant date
- Expiration
- Claims
- 17
- CPC classes
- A61K, A61K31/4353, A61K31/4355, A61K31/437, A61K31/4427, A61K31/4439
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Frequently asked questions
What is US patent 9226921?
US 9226921 (Fused heterocyclic compounds as phosphodiesterases (PDES) inhibitors) is held by Takeda Pharmaceutical Company Limited. Status: granted. Granted Jan 5, 2016. Expires Dec 31, 2035 (9 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 9226921?
Takeda Pharmaceutical Company Limited is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 1,436 pharmaceutical patents for this assignee.
When does US 9226921 expire?
Our index shows an expiration date of Dec 31, 2035 (9 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.