Wednesday, July 8, 2026

Patent intelligence · US

US 11851655

Compositions and methods for modulating apolipoprotein (a) expression

granted A61KA61K31/7088A61K31/713A61K47/549
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 17
Applicant portfolio 222
Patent details — US 11851655
Jurisdiction
US
Status
granted
Grant date
Dec 26, 2023
Expiration
Dec 21, 2043
Claims
33
CPC classes
A61K, A61K31/7088, A61K31/713, A61K47/549
View on Google Patents ↗

Quick answer

US 11851655 (Compositions and methods for modulating apolipoprotein (a) expression) is held by Ionis Pharmaceuticals, Inc.. Status: granted. Granted Dec 26, 2023. Expires Dec 21, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
33
CPC classes
A61K, A61K31/7088, A61K31/713, A61K47/549, A61K47/59, A61P

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Frequently asked questions

What is US patent 11851655?

US 11851655 (Compositions and methods for modulating apolipoprotein (a) expression) is held by Ionis Pharmaceuticals, Inc.. Status: granted. Granted Dec 26, 2023. Expires Dec 21, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11851655?

Ionis Pharmaceuticals, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 222 pharmaceutical patents for this assignee.

When does US 11851655 expire?

Our index shows an expiration date of Dec 21, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.