Wednesday, July 8, 2026

Patent intelligence · US

US 12281321

Frataxin expression constructs having engineered promoters and methods of use thereof

granted A61KA61K47/02A61K47/10A61K48/005
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 19
Applicant portfolio 31
Patent details — US 12281321
Jurisdiction
US
Status
granted
Grant date
Apr 22, 2025
Expiration
Apr 17, 2045
Claims
42
CPC classes
A61K, A61K47/02, A61K47/10, A61K48/005
View on Google Patents ↗

Quick answer

US 12281321 (Frataxin expression constructs having engineered promoters and methods of use thereof) is held by VOYAGER THERAPEUTICS, INC.. Status: granted. Granted Apr 22, 2025. Expires Apr 17, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
42
CPC classes
A61K, A61K47/02, A61K47/10, A61K48/005, A61K48/0058, A61K48/0075

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Frequently asked questions

What is US patent 12281321?

US 12281321 (Frataxin expression constructs having engineered promoters and methods of use thereof) is held by VOYAGER THERAPEUTICS, INC.. Status: granted. Granted Apr 22, 2025. Expires Apr 17, 2045 (19 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 12281321?

VOYAGER THERAPEUTICS, INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 31 pharmaceutical patents for this assignee.

When does US 12281321 expire?

Our index shows an expiration date of Apr 17, 2045 (19 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.