Wednesday, July 8, 2026

Patent intelligence · US

US 11583548

Compounds and methods for reducing ATXN3 expression

granted A61KA61K31/7115A61K31/7125A61P
Status granted
Linked drugs 2
Pipeline programs 6
Years to expiry 17
Applicant portfolio 222
Patent details — US 11583548
Jurisdiction
US
Status
granted
Grant date
Feb 21, 2023
Expiration
Feb 16, 2043
Claims
25
CPC classes
A61K, A61K31/7115, A61K31/7125, A61P
View on Google Patents ↗

Quick answer

US 11583548 (Compounds and methods for reducing ATXN3 expression) is held by Ionis Pharmaceuticals, Inc.. Status: granted. Granted Feb 21, 2023. Expires Feb 16, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
25
CPC classes
A61K, A61K31/7115, A61K31/7125, A61P, A61P25/28

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Frequently asked questions

What is US patent 11583548?

US 11583548 (Compounds and methods for reducing ATXN3 expression) is held by Ionis Pharmaceuticals, Inc.. Status: granted. Granted Feb 21, 2023. Expires Feb 16, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11583548?

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 11583548 expire?

Our index shows an expiration date of Feb 16, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.