Wednesday, July 8, 2026

Patent intelligence · US

US 8350021

Conserved HBV and HCV sequences useful for gene silencing

granted A61KA61K38/00A61K48/00A61P
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 6
Applicant portfolio 379
Patent details — US 8350021
Jurisdiction
US
Status
granted
Grant date
Jan 8, 2013
Expiration
Jan 3, 2033
Claims
4
CPC classes
A61K, A61K38/00, A61K48/00, A61P
View on Google Patents ↗

Quick answer

US 8350021 (Conserved HBV and HCV sequences useful for gene silencing) is held by Alnylam Pharmaceuticals, Inc.. Status: granted. Granted Jan 8, 2013. Expires Jan 3, 2033 (6 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
4
CPC classes
A61K, A61K38/00, A61K48/00, A61P, A61P1/16, A61P31/00

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Frequently asked questions

What is US patent 8350021?

US 8350021 (Conserved HBV and HCV sequences useful for gene silencing) is held by Alnylam Pharmaceuticals, Inc.. Status: granted. Granted Jan 8, 2013. Expires Jan 3, 2033 (6 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 8350021?

Alnylam Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 379 pharmaceutical patents for this assignee.

When does US 8350021 expire?

Our index shows an expiration date of Jan 3, 2033 (6 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.