Wednesday, July 8, 2026

Patent intelligence · US

US 9623091

Factor IX polypeptides and methods of use thereof

granted A61KA61K38/38A61K38/4846A61K39/395
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 11
Applicant portfolio 140
Patent details — US 9623091
Jurisdiction
US
Status
granted
Grant date
Apr 18, 2017
Expiration
Apr 13, 2037
Claims
28
CPC classes
A61K, A61K38/38, A61K38/4846, A61K39/395
View on Google Patents ↗

Quick answer

US 9623091 (Factor IX polypeptides and methods of use thereof) is held by BIOVERATIV THERAPEUTICS INC.. Status: granted. Granted Apr 18, 2017. Expires Apr 13, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
28
CPC classes
A61K, A61K38/38, A61K38/4846, A61K39/395, A61K39/39533, A61K39/3955

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Frequently asked questions

What is US patent 9623091?

US 9623091 (Factor IX polypeptides and methods of use thereof) is held by BIOVERATIV THERAPEUTICS INC.. Status: granted. Granted Apr 18, 2017. Expires Apr 13, 2037 (11 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9623091?

BIOVERATIV THERAPEUTICS INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 140 pharmaceutical patents for this assignee.

When does US 9623091 expire?

Our index shows an expiration date of Apr 13, 2037 (11 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.