Wednesday, July 8, 2026

Patent intelligence · US

US 11427820

Methods and means for efficient skipping of exon 45 in Duchenne muscular dystrophy pre-mRNA

granted A61KA61K31/56A61K31/57A61K31/573
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 16
Applicant portfolio 175
Patent details — US 11427820
Jurisdiction
US
Status
granted
Grant date
Aug 30, 2022
Expiration
Aug 25, 2042
Claims
10
CPC classes
A61K, A61K31/56, A61K31/57, A61K31/573
View on Google Patents ↗

Quick answer

US 11427820 (Methods and means for efficient skipping of exon 45 in Duchenne muscular dystrophy pre-mRNA) is held by BIOMARIN TECHNOLOGIES B.V.. Status: granted. Granted Aug 30, 2022. Expires Aug 25, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
10
CPC classes
A61K, A61K31/56, A61K31/57, A61K31/573, A61K31/58, A61K31/7088

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Frequently asked questions

What is US patent 11427820?

US 11427820 (Methods and means for efficient skipping of exon 45 in Duchenne muscular dystrophy pre-mRNA) is held by BIOMARIN TECHNOLOGIES B.V.. Status: granted. Granted Aug 30, 2022. Expires Aug 25, 2042 (16 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11427820?

BIOMARIN TECHNOLOGIES B.V. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 175 pharmaceutical patents for this assignee.

When does US 11427820 expire?

Our index shows an expiration date of Aug 25, 2042 (16 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.