Wednesday, July 8, 2026

Patent intelligence · US

US 11324820

Methods for the treatment of subjects having a hepatitis b virus (HBV) infection

granted A61KA61K2039/5256A61K2039/545A61K2039/55555
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 379
Patent details — US 11324820
Jurisdiction
US
Status
granted
Grant date
May 10, 2022
Expiration
May 5, 2042
Claims
34
CPC classes
A61K, A61K2039/5256, A61K2039/545, A61K2039/55555
View on Google Patents ↗

Quick answer

US 11324820 (Methods for the treatment of subjects having a hepatitis b virus (HBV) infection) is held by Alnylam Pharmaceuticals, Inc.. Status: granted. Granted May 10, 2022. Expires May 5, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
34
CPC classes
A61K, A61K2039/5256, A61K2039/545, A61K2039/55555, A61K2039/55561, A61K31/713

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Frequently asked questions

What is US patent 11324820?

US 11324820 (Methods for the treatment of subjects having a hepatitis b virus (HBV) infection) is held by Alnylam Pharmaceuticals, Inc.. Status: granted. Granted May 10, 2022. Expires May 5, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11324820?

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 11324820 expire?

Our index shows an expiration date of May 5, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.