Wednesday, July 8, 2026

Patent intelligence · US

US 9175280

Methods and compositions for treating hemophilia B

granted A61KA61K31/7088A61K45/06A61K48/005
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 9
Applicant portfolio 192
Patent details — US 9175280
Jurisdiction
US
Status
granted
Grant date
Nov 3, 2015
Expiration
Oct 29, 2035
Claims
11
CPC classes
A61K, A61K31/7088, A61K45/06, A61K48/005
View on Google Patents ↗

Quick answer

US 9175280 (Methods and compositions for treating hemophilia B) is held by Sangamo Biosciences, Inc.. Status: granted. Granted Nov 3, 2015. Expires Oct 29, 2035 (9 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
11
CPC classes
A61K, A61K31/7088, A61K45/06, A61K48/005, A61P, A61P43/00

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Frequently asked questions

What is US patent 9175280?

US 9175280 (Methods and compositions for treating hemophilia B) is held by Sangamo Biosciences, Inc.. Status: granted. Granted Nov 3, 2015. Expires Oct 29, 2035 (9 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 9175280?

Sangamo Biosciences, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 192 pharmaceutical patents for this assignee.

When does US 9175280 expire?

Our index shows an expiration date of Oct 29, 2035 (9 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.