Wednesday, July 8, 2026

Patent intelligence · US

US 11717547

Compositions and methods for the treatment of autosomal recessive congenital ichthyosis

granted A61KA61K35/763A61K9/0014A61P
Status granted
Linked drugs 1
Pipeline programs 6
Years to expiry 17
Applicant portfolio 14
Patent details — US 11717547
Jurisdiction
US
Status
granted
Grant date
Aug 8, 2023
Expiration
Aug 3, 2043
Claims
21
CPC classes
A61K, A61K35/763, A61K9/0014, A61P
View on Google Patents ↗

Quick answer

US 11717547 (Compositions and methods for the treatment of autosomal recessive congenital ichthyosis) is held by Krystal Biotech, Inc.. Status: granted. Granted Aug 8, 2023. Expires Aug 3, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Key facts

Grant date
Expiration
Claims
21
CPC classes
A61K, A61K35/763, A61K9/0014, A61P, A61P17/00

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Frequently asked questions

What is US patent 11717547?

US 11717547 (Compositions and methods for the treatment of autosomal recessive congenital ichthyosis) is held by Krystal Biotech, Inc.. Status: granted. Granted Aug 8, 2023. Expires Aug 3, 2043 (17 years remaining) — relevant for patent-cliff and LOE planning.

Who owns US 11717547?

Krystal Biotech, Inc. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 14 pharmaceutical patents for this assignee.

When does US 11717547 expire?

Our index shows an expiration date of Aug 3, 2043 (17 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.